Echinocereus ctenoides - Echinocereus monacanthus
Echinocereus ctenoides* Lemaire 1868:57 nom. nud.
[Probably = Echinocereus ctenoides Engelmann ex Rümpler].
Echinocereus ctenoides (Engelmann) Engelmann ex Rümpler 1885:819.
= Cereus ctenoides Engelmann 1856:279. [fuller description Engelmann 1859:31].
TL: Coahuila, between Eagle Pass & Santa Rosa, Bigelow, Jan.1853 (MO).
Synonyms:
Echinocereus dasyacanthus var. ctenoides (Engelmann) Backeberg1960:2021.
Echinocereus pectinatus var. ctenoides* Weniger 1971:31 nom. inval.
(no basionym given).
Echinocereus pectinatus var. ctenoides (Engelmann) Weniger
ex Frank 1991:135.
Echinocereus pectinatus ssp. ctenoides (Engelmann) Frank 1997:136.
Note: Echinocereus pectinatus var. wenigeri is considered by
Frank (1997) to be a synonym of this species.
Echinocereus cucumis Werdermann 1949:3-4.
TL: unknown [received from Hummel in 1937 without location noted,
but probably from Sonora, Mexico].
Synonyms:
Echinocereus noctiflorus* Hort. ex Backeberg 1960:1991 pro syn.
Echinocereus nocturniflorus* Hort. ex Backeberg 1960:1991 pro syn.
Echinocereus scheeri var. gentryi cultivar 'Cucumis' (Werdermann)
Taylor 1984:155.
Echinocereus scheeri var. gentryi fa. cucumis*Parker
1996:4 nom. nud.
Note: Usually considered a synonym of Echinocereus gentryi.
Echinocereus dahliaflorus*
[An April fool prank name in Möllers Deutche Gärter-Zeitung 15:148 (1900)].
Echinocereus dasyacanthus Engelmann 1848a:100.
TL: Mexico, Chihuahua, Mtns. near Cd. Juarez, Wislizenus (MO).
Synonyms:
Cereus dasyacanthus (Engelmann) Engelmann 1849:50.
Cereus deflexispinus* Monville ex Labouret 1853:321 pro syn.
Echinocereus pectinatus var. dasyacanthus (Engelmann) Engelmann
ex Haage 1892:118.
Echinocereus pectinatus var. dasyacanthus* Earle 1971:80
nom. illegit. (later homonym).
Echinocereus pectinatus var. dasyacanthus* Taylor 1984:179
nom. illegit. (later homonym).
Note: Benson uses the name Echinocereus pectinatus var.
neomexicanus for this species.
Echinocereus dasyacanthus var. ctenoides (Engelmann) Backeberg 1960:2021
= Echinocereus ctenoides.
Echinocereus dasyacanthus var. hildmannii* Arendt ex Weniger
1970:33 nom. inval. (no basionym given) = Echinocereus hildmannii.
Cereus dasyacanthus var. minor* Engelmann 1856:278 nom. illegit.
= Echinocereus roetteri.
Note: This name is rejected by the author in his addenda of corrections and
replaced by Echinocereus roetteri.
Cereus dasyacanthus var. neomexicanus Coulter 1896:384.
TL: Southeastern New Mexico,[actually Pecos County, Texas]
Wright 366 (MO).
Synonyms:
Echinocereus pectinatus var. neomexicanus (Coulter) Benson 1944:256.
Echinocereus dasyacanthus var. neomexicanus* Coulter ex
Weniger 1970:32 nom. inval.
Note: Benson uses the name Echinocereus pectinatus var.
neomexicanus for Echinocereus dasyacanthus. The original var.
neomexicanus was probably a natural hybrid (see Zimmerman 1993).
Echinocereus dasyacanthus var. neomexicanus* Coulter ex
Weniger 1970:32 nom. inval. (no basionym given).
Echinocereus dasyacanthus var. rectispinus Trocha & Fethke 1991:31-40.
TL: Mexico, Chihuahua, near Villa Ahumada, Fiehn 1979. (Hamburg Herbarium).
Synonyms:
Echinocereus pectinatus var. rectispinus* Zimmerman 1993:277 pro syn.
Echinocereus dasyacanthus ssp. rectispinus (Trocha & Fethke)Blum, Rischer &
Rutow inBlum et al. 1998:118.
Echinocereus dasyacanthus ssp. rectispinus (Trocha & Fethke)Blum, Rischer & Rutow
in Blum et al. 1998:118.
Echinocereus dasyacanthus var. rigidissimus (Engelmann) Marshall
& Bock 1941:119 = Echinocereus pectinatus var. rigidissimus.
Echinocereus dasyacanthus fa. roetteri* Parker 1996:2 nom. nud.
= Echinocereus roetteri.
Echinocereus dasyacanthus var. rubrus* Fric 1924:121 nom. nud.
Cereus dasyacanthus var. spurius Labouret 1853:321.
TL: unknown
Synonyms:
Cereus deflexispinus var. spurius Monville ex Labouret 1853:321.
Echinocereus dasyacanthus var. steereae (Clover) Marshall 1945:115
= Echinocereus steereae.
Echinocereus dasyacanthus fa. steereae* Parker 1996:2 nom. nud.
= Echinocereus steereae.
Echinocereus datae Laferriere 1997:28.
TL: Mexico, Chihuahua, near Nabogame, Laferriere1425, 8 Apr 1988 (ARIZ).
Echinocereus davisii Houghton 1931:466.
TL: Texas, 4 mi. south of Marathon, 4000 ft., Houghton 700
(US 1566585).
Synonyms:
Echinocereus viridiflorus var. davisii (Houghton) Marshall
& Bock 1941:119.
Echinocereus viridiflorus fa. davisii (Houghton) Krainz 1967:51.
Echinocereus viridiflorus ssp. davisii (Houghton)Taylor 1997:10.
Echinocereus decumbens Clover & Jotter 1941:417.
TL: Arizona, Coconino Co., Mile 16½ Marble Canyon, Clover
& Jotter 2212 (MICH).
Synonyms:
Echinocereus engelmannii var. decumbens (Clover & Jotter)Benson 1944:258.
Echinocereus engelmannii ssp. decumbens (Clover & Jotter)
Blum & Lange in Blum et al. 1998:76.
Cereus deflexispinus* Monville ex Labouret 1853:321 pro syn.
= Echinocereus dasyacanthus.
Cereus deflexispinus* var. spurius Monville ex Labouret
1853:321 pro syn.
= Cereus dasyacanthus var. spurius.
Echinocereus degandii* Rebut ex Schumann 1895:123 nom. nud.
[Probably = Echinocereus dasyacanthus].
Echinocereus delaetii (Gürke) Gürke 1909b:131.
= Cephalocereus delaetii Gürke 1909a:116-121.
TL: unknown [Probably Sierra Paila, Coahuila].
Synonyms:
Echinocereus longisetus var. delaetii (Gürke) Taylor 1988:79.
Echinocereus longisetus ssp. delaetii (Gürke) Taylor 1997:9.
Echinocereus delaetii var. freudenbergeri (Frank) Taylor 1985b:97
= Echinocereus freudenbergeri.
Cereus deppei Salm-Dyck 1834:338.
TL: Mexico.
Note: This species is usually considered a synonym of Echinocereus
cinerascens.
Cereus deppei* Hort. Berol. ex Pfeiffer 1837:101 pro syn.
= Echinocereus cinerascens.
Cereus deppei* Hort. Paris ex Salm-Dyck 1845:27 nom. nud.
Echinocereus deppei *(Salm-Dyck) Schumann 1895:123 pro syn.
= Echinocereus cinerascens.
Echinocereus depressus* Haage 1900:157 nom. nud.
*Echinocereus diguetii* Hort. nom. nud. = Cereus diguetii.
Echinocereus dubius (Engelmann) Engelmann ex Rümpler 1885:787.
= Cereus dubius Engelmann 1856:282-283. [fuller description in Engelmann 1859:36].
TL: Texas, Hudspeth Co. near Rio Grande, Wright, 19 June 1852 (MO).
Synonyms:
Echinocereus malibrani* Rebut ex Haage 1892:118.
Echinocereus enneacanthus var. dubius (Engelmann) Benson 1969d:127.
Echinocereus enneacanthus fa. dubius* Parker 1996:2 nom. nud.
Note: This species is usually considered to be a synonym of
Echinocereus enneacanthus var. enneacanthus.
*Echinocereus dumenilianus Monville ex Haage 1859:19 = Echinopsis sp.
Echinocereus durangensis Poselger ex Rümpler 1885:799.
TL: Mexico, Durango.
Synonyms:
Echinocereus acifer var. durangensis (Poselger ex Rümpler) Schumann 1897:287.
Echinocereus polyacanthus var. durangensis * Parker 1996:4 nom. nud.
Note: Taylor (1985b) lists this name as a synonym of Echinocereus
polyacanthus.
Echinocereus durangensis var. nigrispinus Hort. ex Rümpler 1885:800.
TL: Mexico, Durango.
Echinocereus durangensis var. rufispinus Hort. ex Rümpler 1885:800.
TL: Mexico, Durango.
Echinocereus ehrenbergii* Engelmann ex Haage 1859:19. nom. nud.
[Probably = Echinocereus ehrenbergii(Pfeiffer)Pfeiffer ex Rümpler]
Echinocereus ehrenbergii (Pfeiffer)Pfeiffer ex Rümpler 1885:775.
=Cererus ehrenbergii Pfeiffer 1840:282
TL: Mexico, Hidalgo, Mineral del Monte [according to Schumann 1897:262],
Ehrenberg (?).
Synonyms:
Echinocereus pentalophus var. ehrenbergii (Pfeiffer) Backeberg 1960:2003.
Echinocereus cinerascens var. ehrenbergii (Pfeiffer) Bravo 1974:47.
Echinocereus cinerascens ssp. ehrenbergii (Pfeiffer) Blum & Rutow in Blum et al. 1998:140-141.
*Echinocereus emoryi = Bergerocactus emoryi.
Echinocereus engelmannii (Parry ex Engelmann) Engelmann ex Haage 1859:19
= Cereus engelmannii Parry ex Engelmann 1852:328.
TL: California, Mtns. near San Felipe, Parry (?).
Echinocereus engelmannii* Lemaire 1868:56 nom. nud.
[Probably = Echinocereus engelmannii Parry ex Rümpler].
Echinocereus engelmannii* Harry ex Seitz 1878:10. nom. nud.
[Probably = Echinocereus engelmannii Parry ex Rümpler].
Echinocereus engelmannii var. acicularis Benson 1969a:22.
TL: Arizona Maricopa Co., Crossing of New River, south side of Black
Canyon Refuge, 1300 ft., Benson 16,616 20, Apr. 1966 (POM 311313).
Echinocereus engelmannii var. albispinus* Cels ex Schumann
1897:276 nom. nud.
Echinocereus engelmannii var. armatus Benson 1969c:33.
TL: Calif., San Bernardino Co., Dead Man Point, Benson 14,767,
1 Apr. 1951 (POM 284927).
Echinocereus engelmannii var. bonkerae* Mesa Garden Seed Catalog
1996 nom. nud. = Echinocereus bonkerae.
Echinocereus engelmannii var. boyce-thompsonii* Mesa Garden Seed Catalog 1996
nom. nud. = Echinocereus boyce-thompsonii.
Echinocereus engelmannii var. caespitosus* Orcutt 1897:276 nom. nud.
Echinocereus engelmannii var. chrysocentrus (Engelmann & Bigelow)
Engelmann ex Rümpler 1885:806.
= Cereus engelmannii var. chrysocentrus Engelmann & Bigelow
in Engelmann 1856:283. [Fuller description in Englemann 1857:35]
TL: Arizona, Bill Williams River, J. M. Bigelow, 13 Feb. 1854 (MO).
Synonyms:
Echinocereus chrysocentrus (Engelmann & Bigelow) Orcutt 1926:4.
Echinocereus engelmannii var. decumbens (Clover & Jotter) Benson 1944:258
= Echinocereus decumbens.
Echinocereus engelmannii ssp. decumbens (Clover & Jotter)Blum & Lange
in Blum et al. 1998:76. = Echinocereus decumbens.
Echinocereus engelmannii var. fasciculatus* Mesa Garden Seed Catalog 1996
nom. nud. = Echinocereus fasciculatus.
Echinocereus engelmannii ssp. fasciculatus(Engelmann ex Watson) Blum & Lange
inBlum et al. 1998:78. = Echinocereus fasciculatus.
Echinocereus engelmannii var. fulvispinus* Cels ex Schumann
1897:276 nom. nud.
Echinocereus engelmannii var. howei Benson 1974:80.
TL: Calif., San Bernardino Co., east of Goffs, D.F. Howe
4,570 (POM 317,886).
Echinocereus engelmannii subsp. llanuraensis ( Rutow ) Felger 1999. Proc. San Diego Soc. Nat. Hist., 35: 20
=Echinocereus nicholii subsp. llanuraensis Rutow
Echinocereus engelmannii var. munzii (Parish) Pierce & Fosberg 1933:123
= Echinocereus munzii.
Echinocereus engelmannii ssp. munzii* Blum 1997 Seed List nom. nud.
= Echinocereus munzii.
Echinocereus engelmannii var. nicholii Benson 1944:258.
TL: Arizona, Pima Co., Silver Bell Mtns., Benson 10,720, 28 Mar. 1941 (Ariz 34989).
Synonyms:
Echinocereus nicholii (Benson) Parfitt 1987:157-158.
Echinocereus engelmannii var. pfersdorffii* Heyder ex Schumann
1897:276 nom. nud.
Echinocereus engelmannii var. purpureus Benson 1969d:126-127.
TL: Utah, Washington Co., north of St. George, 2900 ft. Benson
13,637, 5 May 1949 (POM 285578).
Echinocereus engelmannii var. robustior* Haage 1892:117 nom. nud.
Echinocereus engelmannii var. robustior* Hildmann ex Hirscht 1894:194 nom. nud.
Echinocereus engelmannii var. variegatus (Engelmann & Bigelow)
Engelmann ex Rümpler 1885:806.
= Cereus engelmannii var. variegatus Engelmann & Bigelow
in Engelmann 1856:283. [Fuller description in Engelmann 1857:35]
TL: Arizona, Cactus Mountains at head of Bill Williams River, J.M. Bigelow,
1 Feb. 1854 (MO).
Echinocereus engelmannii ssp. variegatus* Breckwoldt in Kakteen und andere
Sukkulenten 44(8): file card 17. nom inval. (No basionym)
= Echinocereus engelmannii var. variegatus.
Echinocereus engelmannii subsp. variegatus ( Engelm. & J.M.Bigelow ) E.Lutz
Echinocereenfreund 13(4): 97. 2000
= Echinocereus engelmannii var. variegatus.
Echinocereus engelmannii var. versicolor* Hirscht 1894:194 nom. nud.
Echinocereus enneacanthus Engelmann 1848a:111.
TL: Mexico, Chihuahua, near San Pablo, Wislizenus 244, 8 Apr.
1847 (MO 83797).
Synonyms:
Cereus enneacanthus (Engelmann) Engelmann 1849:50.
Note: Echinocereus lowryi* Lowry 1936:20 nom. nud. and Echinocereus
albiflorus* Lowry 1937:20 nom. nud. are probably forms of this species.
Echinocereus enneacanthus fa. brevispinus Moore 1967:93-94.
TL: Texas, Starr Co., 8 miles East of Rio Grande City, Clover, 31
Dec 1953 (MICH).
Synonyms:
Echinocereus enneacanthus var. brevispinus (Moore) Benson
1969d:127
Echinocereus enneacanthus ssp. brevispinus (Moore) Taylor 1997:8.
Echinocereus enneacanthus var. brevispinus (Moore) Benson 1969d:127
= Echinocereus. enneacanthus fa. brevispinus.
Echinocereus enneacanthus ssp. brevispinus (Moore) Taylor 1997:8.
= Echinocereus enneacanthus fa. brevispinus.
Echinocereus enneacanthus var. brevispinus fa. carnosus* Parker 1996:2 nom. nud.
= Echinocereus carnosus.
Echinocereus enneacanthus var. carnosus (Rümpler) Schelle1907:127
= Echinocereus carnosus.
Echinocereus enneacanthus var. carnosus* Quehl 1908:114 nom. nud.
[Probably = Echinocereus carnosus].
Echinocereus enneacanthus fa. carnosus*
is attributed incorrectly to Matthson ex Schumann by Bravo 1991:76.
Echinocereus enneacanthus var. conglomeratus (Blanc) Benson 1974:80
= Echinocereus conglomeratus.
Echinocereus enneacanthus var. dubius (Engelmann) Benson 1969d:127
= Echinocereus dubius.
Echinocereus enneacanthus fa. dubius* Parker 1996:2 nom. nud.
= Echinocereus dubius.
Echinocereus enneacanthus var. erectus* Haage 1892:117 nom. nud.
Echinocereus enneacanthus fa. intermedius Moore 1967:93.
TL: Texas, Starr Co., off La Grulla Road, Clover, 23 Mar. 1953
(MICH).
Note: Usually considered a synonym of Echinocereus enneacanthus
var. brevispinus.
Echinocereus enneacanthus var. major* Schelle 1907:127 nom. nud.
Echinocereus enneacanthus var. majus* Haage 1892:117 nom. nud
Echinocereus enneacanthus fa. merkeri* Parker 1996:2 nom. nud.
= Echinocereus merkeri.
Echinocereus enneacanthus fa. sarissophorus* Parker 1996:2 nom. nud.
= Echinocereus sarissophorus..
Echinocereus enneacanthus var. stramineus (Engelmann) Benson
1969d:127 = Echinocereus stramineus.
Echinocereus enneacanthus fa. uspenskii* Parker 1996:2 nom. nud.
= Echinocereus uspenskii.
*Echinocereus erectocentrus var. palliduserror in spelling = Echinomastus erectocentrus.
Echinocereus fasciculatus (Engelmann) Benson 1969a:21.
= Mammillaria fasciculata* Engelmann in Emory 1848:156. nom. prov.
TL: Arizona, Graham Co. 6-7 miles east of Solomon. [Neotype -
Benson 16633, 22 April 1966 (POM 311339)].
Synonyms:
Echinocereus fendleri var. fasciculatus (Engelmann) Taylor
1985a:252.
Echinocereus engelmannii var. fasciculatus* Mesa Garden
Seed Catalog 1996 nom. nud.
Echinocereus engelmannii ssp. fasciculatus (Engelmann ex Watson) Blum &
Lange in Blum et al. 1998:78.
Note: The validity of this name is uncertain. Echinocereus robustus is usually
considered to be a synonym of this plant.The name Mammillaria fasciculata is
listed as a synonym of Cereus fendleri by Watson 1878:404.
Echinocereus fasciculatus ssp. abbeae* Blum 1997 Seed List nom. nud.
= Echinocereus abbeae.
Echinocereus fasciculatus var. bonkerae (Thornber & Bonker) Benson 1969a:22
= Echinocereus bonkerae.
Echinocereus fasciculatus ssp. bonkerae (Thornber & Bonker) Taylor 1997:8
= Echinocereus bonkerae.
Echinocereus fasciculatus var. boyce-thompsonii (Orcutt) Benson 1969a:21
= Echinocereus boyce- thompsonii.
Echinocereus fasciculatus ssp. boyce-thompsonii (Orcutt) Taylor 1997:8
= Echinocereus boyce-thompsonii.
Echinocereus fasciculatus var. rectispinus* Benson 1969a:131 pro syn.
= Echinocereus rectispinus.
Echinocereus fasciculatusfa. robustus* Parker 1996:2 nom. nud.
= Echinocereus robustus.
Echinocereus fendleri* Sencke ex Seitz 1870:11 nom. nud.
[Probably a synonym of Echinocereus fendleri Loder].
Echinocereus fendleri (Engelmann) Loder 1882:445.
= Cereus fendleri Engelmann 1849:51.
TL: New Mexico, near Santa Fe, Fendler 3, 1846 (MO).
Synonyms:
Echinocereus melaleuca* Föster ex Haage 1892:117 nom. nud.
Cereus cinerascens var. fendleri (Engelmann) Bois 1928:371.
Note: Usually listed as Echinocereus fendleri Engelmann ex
Rümpler 1885:801 or Senke ex Haage. 1893:22.
Echinocereus fendleri var. albiflorus (Weingart) Backeberg 1960:2047
= Echinocereus albiflorus.
Echinocereus fendleri fa. albiflorus* Parker 1996:2 nom. nud.
= Echinocereus albiflorus Weingart.
Echinocereus fendleri var. bonkerae (Thornber & Bonker) Benson 1944:260
= Echinocereus bonkerae.
Echinocereus fendleri var. boyce-thompsonii (Orcutt) Benson 1944:260
= Echinocereus boyce-thompsonii.
Echinocereus fendleri var. fasciculatus (Engelmann) Taylor 1985a:252
= Echinocereus fasciculatus.
Echinocereus fendleri var. hempelii* Mesa Garden Seed Catalog
1996 nom. nud. = Echinocereus hempelii
Echinocereus fendleri ssp. hempelii Blum in Blum et al. 1998:93.
= Echinocereus hempelii.
Echinocereus fendleri var. kuenzleri (Castetter et al.) Benson 1982:942
= Echinocereus kuenzleri.
Echinocereus fendleri ssp. kuenzleri* Blum 1997 Seed List nom. nud.
= Echinocereus kuenzleri.
Echinocereus fendleri var. ledingii (Peebles) Taylor 1985a:253
= Echinocereus ledingii.
Echinocereus fendleri var. major* Haage 1900:158 nom. nud.
Echinocereus fendleri var. pauperculus (Engelmann) Schumann 1897:275.
= Cereus fendleri var. pauperculus Engelmann 1849:51.
TL: New Mexico, near Santa Fe, Fendler, 4 Nov. 1846 (MO).
Echinocereus fendleri var. rectispinus (Peebles) Benson 1944:259
= Echinocereus rectispinus.
Echinocereus fendleri ssp. rectispinus (Peebles) Taylor 1997:9
= Echinocereus rectispinus.
Echinocereus fendleri var. robustus Fobe 1911:55
[not Benson 1944].
TL: unknown
Echinocereus fendleri var. robustus* (Peebles) Benson 1944:259
nom. illegit (later homonym). = Echinocereus robustus.
Echinocereus ferreirianus Gates 1953:8-11.
TL: Mexico, Baja Calif. Norte, Isla Piojo, Bahia de los Angeles,
H.E. Gates, 1934 (DS 375348).
Echinocereus ferreirianus var. lindsayi (Meyran) Taylor 1985b:46
= Echinocereus lindsayi.
Echinocereus ferreirianus ssp. lindsayi (Meyran) Taylor 1997:9
= Echinocereus lindsayi.
Echinocereus ferreirrae* Gates 1935:154 nom. nud.
(= Gates number 550).
Echinocereus fiehnii* Lau 1992:74 nom. nud. = Echinocereus russanthus var. fiehnii.
Echinocereus finnii* Hort. ex Taylor 1985 101 pro syn.
= Echinocereus russanthus var. fiehnii.
Echinocereus fitchii Britton & Rose 1922:30.
TL: Texas, near Laredo, Rose 18037, 1913 (US).
Synonyms:
Echinocereus reichenbachii var. fitchii (Britton & Rose) Benson 1969d:127.
Echinocereus reichenbachii ssp. fitchii (Britton & Rose) Taylor 1997:9.
Echinocereus fitchii var. albertii* Mesa Garden Seed Catalog 996 nom. nud.
= Echinocereus reichenbachii var. albertii.
Echinocereus fitchii ssp. albertii (Benson)Blum & Lange in Blum et al. 1998:313.
= Echinocereus reichenbachii var. albertii.
Echinocereus fitchii var. armatus* Mesa Garden Seed Catalog1996 nom. nud.
= Echinocereus pectinatus var. armatus.
Echinocereus fitchii ssp. armatus (Poselger) Blum, Lange & Rutow in
Blum et al. 1998:314.
= Echinocereus pectinatus var. armatus.
*Echinocereus flavescens = Haageocereus sp.
Echinocereus flavidiflorus* Haage 1892:117 nom. nud.
Echinocereus flavidiflorus* Hildmann ex Schumann 1897:264 pro syn.
= Echinocereus leonensis.
Echinocereus flaviflorus (Coulter) Coulter ex Schumann 1897:274.
= Cereus flavidiflorus Engelmann ex Coulter 1896:391.
TL: Mexico, Baja California, west of San Borgia, Gabb 10,
1867(MO).
Note: Usually considered a synonym of Echinocereus maritimus.
Echinocereus flavispinus* Bailey 1941:270 nom. nud.
Echinocereus floresii Backeberg 1949:5.
TL: Mexico, Sinaloa, near Topolobampo, R. Flores & F. Schwarz (?).
Synonyms:
Echinocereus sciurus var. floresii (Backeberg) Taylor1985b:115.
Echinocereus sciurus ssp. floresii (Backeberg) Taylor1997:10.
Echinocereus bristolii ssp. floresii Blum & Lange in Blum et al. 1998:353.
Echinocereus fobeanus Oehme 1940:49-50.
TL: unknown [Probably Coahuila].
Synonyms:
Echinocereus chisoensis var. fobeanus (Oehme) Taylor 1985a:261.
Note: Taylor (1993) lists Echinocereus metornii as a synonym
of this species.
Echinocereus fobeanus ssp. metornii (Frank) Blum & Lange in Blum et al. 1998:307.
= Echinocereus metornii
Echinocereus fordtii* spelling error for Echinocactus fordtii.
Echinocereus freudenbergeri Frank 1981:102-105.
TL: Mexico, Coahuila, 12 km south of Cuatro Cienegas, G.
Freudenberger (ZSS AA18-27).
Synonyms:
Echinocereus delaetii var. freudenbergeri (Frank) Taylor
1985b:97.
Echinocereus setosus* Hort. ex Taylor 1988:76 pro syn.
Echinocereus nivosus var. freudenbergeri* Parker 1996:3 nom. nud.
Echinocereus longisetus ssp. freudenbergeri (Frank) Blum in Blum et al. 1998:187.
Note: Taylor (1993) lists this species as a synonym of
Echinocereus nivosus.
Echinocereus galtieri* Hort. Grus. ex Schumann 1895:124 nom. nud.
Echinocereus galtieri Rebut ex Fobe 1911:56.
TL: unknown
Synonyms:
Echinocereus polyacanthus var. galtieri (Rebut ex Fobe) Schelle 1926:179.
Echinocereus gentryi Clover 1938:565.
TL: Mexico, Sonora, Cañon Saucito, H.S. Gentry, 1932 (MICH).
Synonyms:
Echinocereus scheeri var. gentryi (Clover) Taylor 1984:154.
Echinocereus scheeri ssp. gentryi (Clover) Taylor 1997:9
Note: Echinocereus cucumis is usually considered a
synonym of this species.
*Echinocereus gladiatus
= Echinopsis gladiata.
Echinocereus glycerius* Förster ex Haage 1859:19 nom. nud.
Echinocereus glycimorphus* Förster ex Seitz 1870:11 nom. nud.
Echinocereus glycimorphus Förster ex Rümpler 1885:800.
TL: unknown [Hidalgo near Ixmiquilpan and El Cardonal according
to Schumann 1897:262].
Synonyms:
Cereus glycimorphus (Förster ex Rümpler) Orcutt 1903:5.
Echinocereus cinerascens fa. glycimorphus* Parker 1996:2 nom. nud.
Echinocereus glycimorphus var. undulatus Schelle 1926:166.
TL: unknown
Note: Schelle 1926:166 lists Echinocereus undulatus* Hildmann
as a synonym of this variety.
Cereus glomeratus* Orcutt 1897:21 pro syn.= Echinocereus maritimus.
Echinocereus gonacanthus* Lemaire 1868:57 nom. nud.
[Probably = Echinocereus gonacanthus Loder].
Echinocereus gonacanthus (Engelmann & Bigelow) Loder 1882:444.
= Cereus gonacanthus Engelmann & Bigelow in Engelmann 1856:283.
[fuller description Engelmann 1857:33].
TL: Arizona, Apache Co., Jacobs Well, 40 mi. west of Zuñi,
J. M. Bigelow, 29 Nov. 1853 (MO).
Synonyms:
Echinocereus paucispinus var. gonacanthus (Engelmann &
Bigelow) Schumann 1897:281.
Echinocereus triglochidiatus var. gonacanthus (Engelmann
& Bigelow) Boissevain 1940:36.
Note: Usually listed as Echinocereus gonacanthus
Engelmann ex Rümpler 1885:806.
*Echinocereus grahamii (Monatschrift Kakteenkunde 20:47)
error for Mammillaria grahamii.
Echinocereus grandis Britton & Rose 1922:18.
TL: Mexico, Gulf of California, San Esteban Island, J.N. Rose
16823, 13 Apr. 1911 (US).
Synonyms:
Echinocereus pectinatus var. grandis (Britton & Rose) Marshall 1955:68.
Echinocereus hancockii Dawson 1949:89-93.
TL: Mexico, Baja California Sur, north sideof San Hipolito
Bay, E. Y. Dawson 6443, 4 April 1949(LAM).
Synonyms:
Echinocereus maritimus var. hancockii (Dawson) Taylor 1985b:44.
Echinocereus maritimus ssp. hancockii (Dawson) Blum & Rutow in
Blum et al. 1998:57.
Echinocereus havermansii* Rebut ex Haage 1892:118 nom. nud.
Echinocereus havernicki* Hildm. ex Schwarzbach & Bitter1915:8 nom. nud.
Echinocereus hempelii Fobe 1897:187.
TL: Mexico [Probably Santa Clara Canyon, Chihuahua, Mexico].
Synonyms:
Echinocereus fendleri var. hempelii * Mesa Garden Seed Catalog 1996 nom. nud.
Echinocereus fendleri ssp. hempelii Blum in Blum et al. 1998:93.
Note: Some authors treat Echinocereus kuenzleri as a
synonym of this species.
Echinocereus hempelii var. centrispinus* Hort. nom. nud.
[=HK 1489 from San Buenaventura, Chihuahua, Mexico]
Echinocereus hexaedrus (Engelmann & Bigelow) Engelmann ex
Rümpler 1885:807.
= Cereus hexaedrus Engelmann & BigelowEngelmann 1856:285.
[fuller description Engelmann 1857:34].
TL: Arizona, Apache County, 15 miles west of Zuñi, J. M.
Bigelow, 28 Nov. 1853 (MO).
Synonyms:
Echinocereus paucispinus var. hexaedrus (Engelmann &
Bigelow) Schumann 1897:281.
Echinocereustriglochidiatus var. hexaedrus (Engelmann
& Bigelow) Boissevain 1940:36.
Echinocereuscoccineus fa. hexaedrus* Parker 1996:4 nom. nud.
Note: Considered by Taylor (1985b) as a synonym
of Echinocereus triglochidiatus var. melanacanthus.
Echinocereus hidalgensis* Hort. Berol. ex Backeberg 1962:3855-3856 nom. nud.
Echinocereus hildmannii Arendt 1892:146.
TL: unknown [West Texas according toSchelle 1926:175].
Synonyms:
Echinocereus dasyacanthus var. hildmannii* Arendt ex Weniger
1970:33 nom. inval.
Note: This plant may be a natural hybrid (see Zimmermann 1993).
Echinocereus huitcholensis (Weber) Gürke 1906:23.
= Cereus huitcholnesis Weber 1904:383.
TL: Mexico, Jalisco, Sierra de los Huitcholes, 1800 m, L.
Diguet, May 1900 (P).
Synonyms:
Echinocereus polyacanthus var. huitcholensis (Weber) Taylor1988:82.
Echinocereus acifer ssp. huitcholensis (Weber) Lange 1994:109.
Echinocereus polyacanthus var. acifer fa. huitcholensis*Parker 1996:4 nom. nud.
Echinocereus polyacanthus ssp. huitcholensis (Weber) Taylor 1997:9.
*Echinocereus hypogaeus = Eridisia spiniflora.
Echinocereus inermis* Haage ex Hirscht 1898:130 pro syn.
= Echinocereus knippelianus.
*Echinocereus intricatus = Echinopsis strigosa.
Echinocereus jacobyi* Hort. ex Schumann 1897:278 pro syn.
= Echinocereus merkeri.
Echinocereus joconosle* Haage 1892:117 nom. nud.
Echinocereus klapperi Blum in Blum et al. 1998:380-383.
TL: Mexico, Sonora, El Novillo,500 m, Klapper 0121, 12 March 1983
(ZSS A 17985).
Echinocereus knippelianus Liebner 1895:170.
TL: unknown [Relocated in Sierra Parras, Coahuila, Mexico].
Synonyms:
Echinocereus liebnerianus* Liebner ex Schumann 1896b:262
nom. nud.
Echinocereus inermis* Haage ex Hirscht 1898:130 pro syn.
Cereus knippelianus (Liebner) Orcutt 1902:27.
Echinocereus knippelianus var. kruegeri Glass & Foster 1978b:80.
TL: Mexico, Nuevo Leon, north of Ascencion near San Juanito,
Glass & Foster 3902, 1 Mar. 1972 (POM).
Echinocereus knippelianus ssp. kruegeri (Glass & Foster) Blum & Lange in Blum et al. 1998:248. = Echinocereus knippelianus var. kruegeri.
Echinocereus knippelianus var. kruegeri fa. reyesii* Parker 1996:3 nom. nud.
= Echinocereus knippelianus var. reyesii.
Echinocereus knippelianus var. reyesii Lau 1980:264-265.
TL: Mexico, Nuevo Leon, between Siberia & Encantada, Lau 1237A,
Apr. 1977 (POM).
Synonyms:
Echinocereus knippelianus var. kruegeri fa. reyesii*Parker 1996:3 nom. nud.
Echinocereus knippelianus ssp. reyesii (Lau) Blum & Lange in Blum et al.1998:250.
= Echinocereus knippelianus var. reyesii.
Echinocereus knippelianus var. schaetzleii* Nitzschke 1990:43 nom. prov.
Echinocereus knippelianus var. siberi giberia* Heyer 1989:26 nom. nud.
Echinocereus koehresianus* Hort. ex Taylor 1988:80 pro syn.
= Echinocereus scheeri var. koehresianus.
Echinocereus koehresii* Hort. ex Taylor 1988:80 pro syn.
= Echinocereus scheeri var. koehresianus.
Echinocereus krausei De Smet ex Rümpler 1885:789.
TL: unknown
Note: This plant is usually listed as a synonym of Echinocereus coccineus.
Echinocereus kroenleinii* Hort. nom. nud = Wilcoxia kroenleinii
Wilcoxia kroenleinii Cartier 1980 (Succulentes 2(2):2-3).
TL: unknown, HK 379 (P) [Probably from Coahuila, Mexico]
Synonyms:
Echinocereus poselgeri ssp. kroenleinii (Cartier) Lange 1995:138.
Echinocereus poselgeri fa. kroenleinii* Parker 1996:6 nom. nud.
Echinocereus kroenleinii* Hort.
Echinocereus kuenzleri Castetter et al. 1976:77-78.
TL: New Mexico, Otero Co., Sacramento Mtns., Elk, Künzler 3585,
5 May 1968 (UNM 55571).
Synonyms:
Echinocereus pseudohempelii* Künzler Cat. nom. nud.
Echinocereus fendleri var. kuenzleri (Castetter et al.) Benson 1982:942.
Echinocereus fendleri var. hempelii fa. kuenzleri* Parker 1996:2 nom. nud.
Echinocereus fendleri ssp. kuenzleri* Blum 1997 Seed List nom. nud.
Echinocereus kunzei Gürke 1907:103-104.
TL: Arizona, near Phoenix[southern New Mexico according to
Britton & Rose 1922:31].
Synonyms:
Echinocereus coccineus var. kunzei (Gürke) Backeberg
1960:2070.
Note: This plant may be a natural hybrid. (see Zimmer-
mann 1993).
Echinocereus laboretianus Daul 1890:76.
TL: unknown
Note:Usually considered a synonym of Echinocereus viridiflorus.
Echinocereus labouretianus* Lemaire 1868:57 nom. nud.
[Probably = Echinocereus laboretianus]
Echinocereus labouretianus var. chrysacanthus* Haage 1900:159 nom. nud.
Echinocereus labouretianus var. gracilispinus* Haage 1900:159 nom. nud.
Echinocereus labouretianus var. sanguineus* Haage 1900:159 nom. nud.
Echinocereus labouretii* Förster ex Haage 1859:19 nom. nud.
Echinocereus labouretii* Förster ex Rümpler 1885:811 pro syn.
= Echinocereus viridiflorus.
*Echinocereus lamprochlorus = Echinopsis lamprochlora.
Echinocereus laui Frank 1978:74-77.
TL: Mexico, Sonora, east of Yecora, El Trigo Ranch, 1800m,
A. Lau 780, Jan. 1974 (ZSS AA18- 24).
Echinocereus ledingii Peebles 1936:35.
TL: Arizona, Graham Co., Mt. Graham, 4500 ft., Louis Wankum, 11
July 1935 (US 1634004).
Synonyms:
Echinocereus fendleri var. ledingii (Peebles) Taylor 1985a:253.
Echinocereus leeanus* Lemaire 1868:57 nom. nud.
[Probably = Echinocereus leeanus Lemaire ex Rümpler].
Echinocereus leeanus (Hooker) Lemaire ex Rümpler 1885:828.
= Cereus leeanus Hooker 1849:t4417.
TL: Northern Mexico.
Synonyms:
Echinocereus polyacanthus var. leeanus* Parker 1996:4 nom. nud.
Note: Often considered a synonym of Echinocereus polyacanthus.
Echinocereus leeanus var. multicostatus (Cels ex Rümpler) Schumann 1897:289
= Echinocereus multicostatus.
Echinocereus leonensis Mathsson 1891:66.
TL: Mexico, Nuevo Leon, near Monterrey, 1800ft. Runge (?).
Synonyms:
Echinocereus flaviflorus* Hildmann ex Schumann 1897:264 pro syn.
Cereus leonensis (Mathsson) Berger 1905:80.
Echinocereus blanckii var. leonensis (Mathsson) Backeberg1960:1999.
Echinocereus pentalophus var. leonensis (Mathsson)Taylor 1985b:78.
Echinocereus pentalophus ssp. leonensis (Mathsson) Taylor 1997:9.
Cereus leptacanthus* De Candolle ex Pfeiffer 1837:101 pro syn.
= Echinocereus pentalophus var. subarticulatus.
Echinocereus leptacanthus Gaillard 1864:209
= Cereus leptacanthus De Candolle ex Salm Dyck 1845:27. which is
new namefor Cereus pentalophus var. subarticulatus De Candolle.
Cereus leptacanthus var. crassior* De Candolle ex Förster
1846:373 nom. nud.
Echinocereus leptophus* Gässner Hauptverzeichnis 1937:6 nom. nud.
Echinocereus leucanthus Taylor 1985b:136-137
[New name needed because Echinocereus albiflorus already used
for another plant]
= Wilcoxia albiflora Backeberg 1952:16.
TL: unknown [Probably northwest Sinaloa, Mexico]. (P)
[cultivated material from Les Cedres]
Echinocereus leucodictius* Engelmann ex Haage 1859:19 nom. nud.
Echinocereus liebnerianus* Liebner ex Schumann 1896b:262 nom. nud.
[Probably a printing error] = Echinocereus knippelianus.
*Echinocereus limensis = Haageocereus sp .
Echinocereus lindsayi Meyran 1975:80-83.
TL: Mexico, Baja Calif. Norte, between Cataviña & Laguna
Chapala, Meyran et al., 8 May 1975 in H. Sanchez-Mejorada 2424 (MEXU)
Synonyms:
Echinocereus ferreirianus var. lindsayi (Meyran) Taylor 1985b:46.
Echinocereus ferreirianus ssp. lindsayi (Meyran) Taylor 1997:9
Echinocereus llanuraensis ( Rutow ) W.Blum & D.Felix Echinocereenfreund 15(1): 16 (2002).
= Echinocereus nicholii (L.D.Benson) B.D.Parfitt subsp. llanuraensis Rutow
Echinocereus lloydii Britton & Rose 1922:37-38.
TL: Texas, Pecos Co.,Tuna Springs, F.E. Lloyd, 26-28
Feb. 1909 (US 691964).
Synonyms:
Echinocereus roetteri var. lloydii (Britton & Rose) Backeberg 1960:2027.
Echinocereus coccineus fa. lloydii* Parker 1996:4 nom. nud.
Note: This species is probably a natural hybrid.
Echinocereus longisetus* Lemaire 1868:57 nom. nud.
[Probably = Echinocereus longisetus Engelmann ex Rümpler].
Echinocereus longisetus (Engelmann) Engelmann ex Rümpler 1885: 822.
= Cereus longisetus Engelmann 1856:280. [fuller description
Engelmann 1859:32-33, t. 45].
TL: Mexico, Coahuila, Mtns. near Santa Rosa [Melchor Muzquiz],
J.M. Bigelow, 1853 (MO).
Echinocereus longisetus var. albatus* Sterk 1980:12-13 nom. inval.
= Echinocereus albatus* Backeberg nom. inval.
Echinocereus longisetus var. delaetii (Gürke) Taylor 1988:79
= Echinocereus delaetii.
Echinocereus longisetus ssp. delaetii (Gürke) Taylor 1997:9 = Echinocereus delaetii.
Echinocereus longisetus ssp. freudenbergeri (Frank)Blum in
Blum et al. 1998:187.= Echinocereusfreudenbergeri
Echinocereus longispinus* Hort. ex Schelle 1926:180 pro syn.
= Echinocereus acifer.
Echinocereus longispinus Lahman 1950:128.
[Originally published Lahman 1936:15 withoutLatin diagnosis].
TL: Oklahoma, Mt. Scott, Lahman (MO).
Note: Usually considered a synonym of Echinocereus baileyi.
Echinocereus longispinus var. albispinus* Backeberg 1960:2010 pro syn.
= Echinocereus albispinus Lahman.
Echinocereus lowryi* Lowry 1936:20 nom. nud.
[Probably a form of Echinocereus enneacanthus].
Echinocereus luteus Britton & Rose 1913:239.
TL: Mexico, Sonora, Mtns. above Alamos, Rose et al. 15207, 19 March 1910
(US 535975).
Synonyms:
Echinocereus subinermis var. luteus (Britton & Rose) Knuth in
Backeberg & Knuth 1935:312.
Echinocereus subinermis fa. luteus* Parker 1996:4 nom. nud.
Echinocereus madrensis Patoni 1910:42.
TL: Mexico, Durango, high Sierra Madre.
Synonyms:
Echinocereus adustus var. schwarzii fa. madrensis* Parker 1996:6. nom. nud.
Echinocereus malibrani* Rebut ex Haage 1892:118 nom. nud.
[Probably = Echinocereus dubius (According toSchelle 1907:135)].
Echinocereus mamillatus (Engelmann ex Coulter) Britton &
Rose 1922:41.
= Cereus mamillatus Engelmann ex Coulter 1896:405.
TL: Mexico, Baja California, south of Mulege, Gabb 16,1867 (MO).
Synonyms:
Echinocereusbrandegeei fa. mamillatus* Parker 1996:1 nom. nud.
Note: Usually considered a synonym of Echinocereus brandegeei.
Echinocereus mamillifer* Förster ex Haage 1859:19 nom. nud.
Echinocereus mamilliter* Förster ex Seitz 1870:11 nom. nud.
Echinocereus mamillosus Hort. ex Rümpler 1885:787
TL: unknown
Echinocereus mapimiensis Anderson et al 1998:284-285.
TL: Mexico, Coahuila, Bolson de Mapimi, Keil 8136, 22 Aug 1971 (DES)
Echinocereus marginii* Ely 1935:6 nom. nud.
Echinocereus mariae* Backeberg 1965:2, 19 nom. inval.
(no type designated).
Note: A form of Echinocereus baileyi from northwest of Granite,
Oklahoma.
Echinocereus maritimus (Jones) Schumann 1897:273-274.
= Cereus maritimus Jones 1883:973.
TL: Mexico, Baja California, Norte, near Ensenada, M.E. Jones,
April 1882 (POM).
Synonyms:
Cereus glomeratus* Orcutt 1897:21 pro syn.
Note: Echinocereus orcuttii and Echinocereus flaviflorus
Coulter ex Schumann are usually considered synonyms of this species.
Echinocereus maritimus var. hancockii Taylor 1985b:44 = Echinocereus hancockii.
Echinocereus maritimus ssp. hancockii (Dawson) Blum & Rutow in
Blum et al. 1998:57.= Echinocereus hancockii.
Echinocereus marksianus* Schwarz ex Backeberg 1966:124 nom. inval.
(no type designated).
Note: From Northern Mexico. Taylor (1985b) lists this name as
a synonym of Echinocereus polyacanthus var. densus.
Echinocereus matlesianus*Backeberg ex Bravo 1991:26
misspelling = Echinocereus matthesianus*Backeberg.
Echinocereus matthesianus*Backeberg 1963:6 nom. inval. (no type designated).
Note: Taylor (1993) lists this name as a synonym of Echinocereus polyacanthus.
Echinocereus matudae Bravo 1961:119-121.
TL: Mexico, Chihuhaua, Rio Papigochic near Temosochic, Matuda
(MEXU).
Synonyms:
Echinocereus arizonicus ssp. matudae (Bravo) Rutow in Lange
& Rutow 1994:51.
Echinocereus coccineus var. arizonicus fa. matudae* Parker
1996:4 nom. nud.
Echinocereus melaleuca* Föster ex Haage 1892:117 nom. nud.
[Probably= Echinocereus fendleri].
Echinocereus melanacanthus* Engelmann ex Earl 1963:61
printing error.= Echinocereus coccineus.
Echinocereus melanocentrus* Lowry 1936:20 nom. inval.
(no Latin diagnosis) = Echinocereus melanocentrus* Lowry ex Backeberg.
Echinocereus melanocentrus* Lowry ex Backeberg 1960:2030 nom. inval.
(no type designated).
Note: usually considered a synonym of Echinocereus reichenbachii var.albertii.
Echinocereus merkeri* Hildmann ex Haage 1892:118 nom. nud.
Echinocereus merkeri Hildmann ex Schumann 1897:277.
TL: unknown[range given as Durango near Cd. Lerdo, Coahuila,
Sierra Bola & near Parras].
Synonyms:
Echinocereus jacoybi* Hort. ex Schumann 1897:278 pro syn.
Cereus merkeri (Hildmann ex Schumann) Berger 1905:81.
Echinocereus enneacanthus fa. merkeri* Parker 1996:2 nom. nud.
Note: Taylor (1985b) lists this species as a synonym of
Echinocereus enneacanthus.
Echinocereus merkeri var. densispinus* Schmoll ex Backeberg
1960:2051 nom. nud.
Echinocereus metornii Frank 1990b:210-218.
TL: Mexico, Coahuila, Sierra Mojada, 1500m, Metorn 49, 4 April
1989 (ZSS).
Synonyms:
Echinocereus chisoensis var. metornii* Parker 1996:5 nom. nud.
Echinocereus fobeanus ssp. metornii (Frank)Blum & Lange in Blum et al. 1998:307.
Note: Taylor (1993) lists this species as a synonym of Echinocereus fobeanus.
Echinocereus milleri Blum, Künzler & Oldach. in Blum & Oldach1999:69-76.
TL: Robert Lee, Coke Co., Texas. Leuck 229, August 1978 (OKL).
Synonyms:
Echinocereus russanthus ssp. milleri* Blum 1997 Seed List nom. nud
Echinocereus moelleri* Hort. (Cactus & Succulents Journal
(US) 13:22 1941) nom. nud.
Echinocereus mojavensis (Engelmann & Bigelow) Engelmann ex
Rümpler 1885:803.
= Cereus mojavensis Engelmann & Bigelow in Engelmann
1856:281.[Fuller description Engelmann 1857:33].
TL: California, Mojave Creek, J.M. Bigelow, 4 March 1854 (MO).
Synonyms:
Cereus bigelovii* Engelmann 1856:pl. 4 nom. nud.
Echinocereus triglochidiatus var. mojavensis (Engelmann &
Bigelow) Benson 1944:255.
Echinocereus coccineus var. mojavensis* Parker 1996:4 nom. nud.
Echinocereus coccineus ssp. mojavensis (Engelmann & Bigelow) Taylor 1997:8.
Echinocereus triglochidiatus ssp. mojavensis (Engelmann &
Bigelow) Blum & Lange in Blum et al. 1998:362.
Echinocereus mojavensis var. albispinus* Hort. ex Schelle1926:167 nom. nud.
Echinocereus mojavensis fa. inermis* Mesa Garden Seed Catalog1996 nom. nud.
= Echinocereus coccineus var. inermis.
Echinocereus mojavensis var. zuniensis (Engelmann & Bigelow)
Engelmann ex Rümpler 1885:803.
= Cereus mojavensis var. zuniensis Engelmann & Bigelow in
Engelmann 1856:281.
TL: Arizona, Cañon Diablo, on Little Colorado River, J.M.
Bigelow,14 Dec. 1853 (MO).
Synonyms:
Cereusbigelovii var. zuniensis* Engelmann 1857: t. 4 nom. nud.
Echinocereus zuniensis* Eng. & Big. ex Haage & Schmidt nom. nud.
Echinocereus mombergerianus Frank 1990c:261
(Originally published Frank 1989:272-277 with no type designated).
TL: Mexico, Baja California Norte, Sierra San Pedro Martir,
Hidalgo Observatory, Lau 1248 (ZSS).
Synonyms:
Echinocereus polyacanthus var. mombergerianus* Parker1996:4 nom. nud.
Echinocereus polyacanthus ssp. mombergerianus (Frank)
Breckwoldt & Matylewicz 1996:15.
Echinocereus pacificus ssp. mombergerianus Blum, Rischer &
Rutow in Blum et al. 1998:418.
Echinocereus monacanthus Heese 1904:215.
TL: Texas - Mexico Border, Rancho Tacubaya.
Note: Usually considered a synonym of Echinocereus paucispinus.
Las Cruces, New Mexico 1 May 2006. Permission to copy or reprint
for noncommercial purposes is granted.
| 07.02.2010 |
