Ferguson, David J.

DJF1020.28, berlandieri
DJF1030.28, berlandieri
DJF0020, brandegeei, Mexico, Baja California, San Ignacio
DJF0025, brandegeei, Mexico, Baja California, Bahia Conception
DJF1372, chloranthus, USA, New Mexico, Las Cruces
DJF0955.31, chloranthus cylindricus, USA, New Mexico, Nogales
DJF1050.31, chloranthus cylindricus, USA, New Mexico, Capitan
DJF0804, coccineus, USA, New Mexico
DJF0865, coccineus, USA, Colorado
DJF0964, coccineus
DJF1382, coccineus, USA, New Mexico, Santa Fe
DJF1417, coccineus, USA, Arizona, Chiricahua Mts.
DJF0130.2, coccineus mojavensis, C Diabolo
DJF1273, coccineus mojavensis, USA, California
DJF1276, coccineus mojavensis, USA, California
DJF1496, coccineus mojavensis, USA, Nevada, Cedar Mts.
DJF1498, coccineus mojavensis, USA, Utah, Comb Wash
DJF0789.25, coccineus paucispinus, USA, Texas
DJF1306, coccineus roemeri, USA, Texas, Mela Creek
DJF1306.01, coccineus roemeri, USA, Texas
DJF0686.03, dasyacanthus
DJF1357, dasyacanthus, USA, New Mexico, Cornudas Mts.
DJF1275, engelmannii, USA, California, Morango Valley
DJF0051, engelmannii acicularis, Mexico, Sonora, Sonoita
DJF0287.26, engelmannii acicularis, USA, Arizona
DJF0707.04, engelmannii chrysocentrus, USA, Nevada
DJF1214, engelmannii chrysocentrus, USA, Arizona, Fredonia
DJF1363.2, engelmannii fasciculatus, USA, New Mexico, Big Hatchet Mts.
DJF0776.4, engelmannii variegatus, USA, Arizona
DJF1220, engelmannii variegatus, USA, Arizona, Bitter Springs
DJF1545, engelmannii variegatus, USA, Utah, Henry Mts.
DJF1004.27, enneacanthus, USA, Texas, Candelaria
DJF1023.27, enneacanthus brevispinus, USA, Texas
DJF1035.27, enneacanthus brevispinus, USA, Texas
DJF0897.26, fasciculatus, USA, Arizona, Bylas
DJF0900.26, fasciculatus, USA, Arizona
DJF1087.26, fasciculatus, USA, Arizona
DJF1093.26, fasciculatus, USA, Arizona, Graham Mts.
DJF1095.26, fasciculatus, USA, Arizona, Soloman
DJF1621.26, fasciculatus boyce-thompsonii, USA, Arizona, Superior
DJF0883.4, fendleri, USA, Colorado
DJF0970.4, fendleri, USA, Colorado, Canon City
DJF1131, fendleri, USA, New Mexico, Santa Fe
DJF1140.26, fendleri, USA, New Mexico, Derry
DJF1367, fendleri, USA, New Mexico
DJF1615, fendleri, USA, New Mexico, El Moro
DJF0714.26, fendleri hempelii kuenzleri, USA, New Mexico
DJF0904.26, fendleri rectispinus, USA, New Mexico, Gila
DJF0995.26, fendleri rectispinus, USA, New Mexico, Alma
DJF0998, fendleri rectispinus, USA, New Mexico, San Lorenzo
DJF1362, fendleri rectispinus, USA, Arizona, Dos Cabezas Mts.
DJF1363, fendleri rectispinus, USA, New Mexico, Big Hatchet Mts.
DJF1363.1, fendleri rectispinus, USA, New Mexico, Big Hatchet Mts.
DJF1364, fendleri rectispinus, USA, New Mexico, Guadalupe Canyon
DJF1394, fendleri rectispinus, USA, New Mexico
DJF1558, fendleri rectispinus, USA, New Mexico, Reserve
DJF1035.29, fitchii, USA, Texas
DJF0005, maritimus, Mexico, Baja California
DJF0017, maritimus, Mexico, Baja California, Santa Rosalillita
DJF0595, pectinatus, Mexico, Zacatecas, Juan Aldama
DJF0614, pectinatus, Mexico, San Luis Potosi, Catorce
DJF0758.03, pectinatus, Mexico, Zacatecas, Cedros
DJF0075.03, pectinatus ctenoides, Mexico, Coahuila, Boquillas del Carmen
DJF0077.03, pectinatus ctenoides, Mexico, Coahuila, Ocampo
DJF0057.03, pectinatus wenigeri, Mexico, Coahuila, Melchor Musquiz
DJF0080.03, pectinatus wenigeri, Mexico, Coahuila, Cuatrocienegas
DJF0631.03, pectinatus wenigeri, Mexico, Coahuila, Monclova
DJF1019.03, pectinatus wenigeri
DJF0631, pentalophus, Mexico, San Luis Potosi, San Gabriel
DJF1040.32, poselgeri
DJF0135, pseudopectinatus, USA, Arizona, Bisbee
DJF1356, pseudopectinatus, USA, Arizona, Bisbee
DJF0760.29, reichenbachii, Mexico, Coahuila, Saltillo
DJF0764, reichenbachii, Mexico, Coahuila, Ramos Arispe
DJF1306.02, reichenbachii, USA, Texas, Mela Creek
DJF1329, reichenbachii castaneus, USA, Texas
DJF1308, reichenbachii baileyi, USA, Oklahoma, Granite
DJF1327, reichenbachii baileyi, USA, Oklahoma, Medicine Park
DJF1334, reichenbachii baileyi, USA, Oklahoma, Mt. Scott
DJF0801.29, reichenbachii caespitosus, USA, Texas
DJF1330, reichenbachii caespitosus, USA, Texas, Downing
DJF1333, reichenbachii caespitosus, USA, Texas, Strawn
DJF0971.5, reichenbachii perbellus, USA, Colorado
DJF1296.2, reichenbachii perbellus, USA, Texas
DJF1637, reichenbachii perbellus, USA, New Mexico, Logan
DJF1331, reichenbachii purpureus, USA, Oklahoma, Sweetwater
DJF1084.28, rigidissimus
DJF1011.31, russanthus, USA, Texas
DJF1069.31, russanthus
DJF0592, stramineus, Mexico, Coahuila, San Rafael
DJF0757, stramineus, Mexico, Coahuila, Estacion Marte
DJF0810, stramineus, USA, New Mexico, Alamo Hueco Mts.
DJF1145, triglochidiatus, USA, New Mexico, Alamogordo
DJF1555, triglochidiatus inermis, USA, Colorado, Paradox
DJF0127.01, triglochidiatus mojavensis, USA, California
DJF0127.02, triglochidiatus mojavensis, USA, California
DJF0713.1, viridiflorus, USA, Colorado
DJF0921, viridiflorus, USA, New Mexico
DJF0931.1, viridiflorus, USA, Colorado
DJF0932.1, viridiflorus, USA, Colorado
DJF1164.31, viridiflorus
DJF1288, viridiflorus, USA, Colorado
DJF1296, viridiflorus, USA, Texas
DJF1296.1, viridiflorus, USA, Texas
DJF1415, viridiflorus, USA, New Mexico, Cuba
DJF1470, viridiflorus, USA, New Mexico, Hot Springs
DJF1673, viridiflorus, USA, Oklahoma, Black Mesa
DJF1370, viridiflorus correllii, USA, Texas, Davis Mts.
DJF0811.31, viridiflorus cylindricus
DJF1013.31, viridiflorus neocapillus