purple-

These are Opuntias with purple pads when stressed or in winter. Not all specimens have purple pads and it is important to grow the right clone.

Opuntia chlorotica gosseliniana

(Weber) Ferguson, Cactus and Succulent Journal (U.S.) 60: 159, 1988 Herbarium; Herbarium; Herbarium; Herbarium; Herbarium; Herbarium; Herbarium; Herbarium; Herbarium; Herbarium; Herbarium; Herbarium What is Opuntia chlorotica gosseliniana? O. chlorotica gosseliniana is one of three varieties: chlorotica, santa-rita, and gosseliniana within the O. chlorotica complex as described by Ferguson (1988).  Details These prickly pear cacti may reach 1 m … Read moreOpuntia chlorotica gosseliniana

Opuntia mojavensis

Engelmann & Bigelow, Proceedings of the American Academy of Arts and Sciences 3: 293, 1856 Lectotype; Drawing (The Botany of the Expedition, 1856) What is Opuntia mojavensis? Opuntia mojavensis is an enigmatic prickly pear cactus. The only  historical drawing of this cactus shows 2 spine clusters and an immature or sterile fruit. The herbarium sheet … Read moreOpuntia mojavensis

Opuntia chlorotica santa-rita

Griffiths & Hare, New Mexico Agricultural Experiment Station Bulletin 60: 64, 1906 Herbarium; Herbarium; Herbarium; Herbarium; Herbarium; Herbarium; Herbarium; Herbarium; Herbarium What is Opuntia chlorotica santa-rita Opuntia chlorotica santa-rita is one of three varieties of Opuntia chlorotica. The varieties are santa-rita, gosseliniana, and chlorotica (Ferguson 1988).  Details O. chlorotica santa-rita is an upright, open-branching Opuntia … Read moreOpuntia chlorotica santa-rita

Opuntia macrocentra

Engelmann, Proceedings of the American Academy of Arts and Sciences 3: 292, 1856 [1857] Herbarium; Herbarium; Herbarium; Herbarium; Herbarium; Herbarium; Herbarium; Herbarium; Herbarium; Herbarium; Herbarium; (O. macrocentra minor) What is Opuntia macrocentra? Opuntia macrocentra is a much-grown and much-enjoyed prickly pear cactus found in western gardens. It is related to O. azurea.  Details From Powell and Weedin: … Read moreOpuntia macrocentra

Opuntia gilvescens

Griffiths, Annual Report of the Missouri Botanical Garden 20: 87, 1909 Holotype; Herbarium (submitted as O. phaeacantha var major); Herbarium; Herbarium; Herbarium; Herbarium; Herbarium; Herbarium; Herbarium; Herbarium; Herbarium; Herbarium; Herbarium; O. gilvescens is related to O. camanchica O. gilvescens is related to O. phaeacantha What is Opuntia gilvescens? Opuntia gilvescens is a widespread, medium-sized cactus. It … Read moreOpuntia gilvescens

Opuntia charlestonensis

Clokey, Madrono 7(3): 71, 1943 Herbarium; Herbarium; Herbarium; Herbarium; Herbarium What is Opuntia charlestonensis? Opuntia charlestonensis is a prickly pear cactus that occurs from about 6,000 to 8,000 ft on Mt Charleston, NV. It is proposed to be a hybrid cactus derived from two species, O. phaeacantha and O. polyacantha erinacea. Details O. charlestonensis is sympatric with the two … Read moreOpuntia charlestonensis

Opuntia basilaris

Engelmann & Bigelow, Proceedings of the American Academy of Arts and Sciences 3: 298, 1856   Herbarium; Herbarium; Herbarium; Herbarium; Herbarium; Herbarium; Holotype (O. basilaris brachyclada); Herbarium (O.  basilaris brachyclada); Herbarium (O. basilaris brachyclada); Herbarium (O. basilaris brachyclada); Herbarium (O. basilaris longiareolata); Herbarium (O. basilaris longiareolata) Herbarium (O. basilaris longiareolata); Herbarium (O. basilaris longiareolata); Isolectotype (O. basilaris ramosa); Herbarium (O. basilaris heilii) What … Read moreOpuntia basilaris

Opuntia azurea

Rose, Contributions from the U.S. National Herbarium 12(7): 291, 1909 Holotype; Isotype; Herbarium; Herbarium; Herbarium; Herbarium (O. azurea parva); Herbarium (O. azurea diplopurpurea); Herbarium (Opuntia azurea discolor); Holotype (O. azurea diplopurpurea); Painting (unpublished) See O. chisosensis See O. macrocentra What is Opuntia azurea? Opuntia azurea is an attractive prickly pear cactus from the Big Bend Region of Texas that is related … Read moreOpuntia azurea

Opuntia aurea

Baxter, Cactus and Succulent Journal (U.S.) 5(6): 489, 1933 Herbarium; Herbarium; Herbarium; Herbarium; Herbarium; Herbarium; Herbarium; Herbarium; Herbarium; Herbarium; Herbarium What is Opuntia aurea? Opuntia aurea is a prickly pear cactus that grows in southern UT and northern AZ. It is prostrate and forms irregularly sprawling plants to about 1 m across. A single pad may … Read moreOpuntia aurea