Hillmann, Ralf
RH042, dasyacanthus, USA, Texas, Big Bend RH057, engelmannii, USA, Utah, Zion National Park RH065, engelmannii, USA, California, Anza Borrego RH123, engelmannii, USA, Arizona, Vail RH036, enneacanthus, USA, Texas, Sanderson RH041, enneacanthus, USA, Texas, Big Bend RH059, fendleri, USA, Arizona, Grand Canyon National Park RH104, fendleri rectispinus, USA, New Mexico, H6 RH109, fendleri rectispinus, USA, New Mexico, Hillsboro RH116, fendleri rectispinus, USA, New Mexico, Hachita RH117, pectinatus, USA, Arizona, Animas RH121, pectinatus, USA, Arizona, Bisbee RH107, polyacanthus neomexicanus, USA, New Mexico, Hillsboro RH040, stramineus, USA, Texas, Big Bend RH051, triglochidiatus, USA, Colorado, Colorado National Monument RH070, triglochidiatus, USA, Arizona, Little Colorado RH082, triglochidiatus, USA, Utah, Natural Briges RH094, triglochidiatus, USA, New Mexico, Aztek RH099, viridiflorus, USA, New Mexico, Madrid RH046, viridiflorus cylindricus, USA, Texas, Jeff Davis County RH096, viridiflorus minor, USA, New Mexico, Los Alamos RH119, waldeisii, Mexico, Tamaulipas, Tula