These are Opuntias that form large shrubs, very large shrubs, or even trees at maturity.
Griffiths, Annual Report Missouri Botanical Garden 21: 171, 1910 Holotype; Herbarium; Holotype Original Description. What is Opuntia wootonii? Opuntia wootonii is a handsome prickly pear cactus from Mexico, western Texas, and New Mexico. Details O. wootonii is spreading and ascending 0.5-1 m tall and up to 2 m wide. The plants are not prostrate, though […]
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Griffiths, Proceedings of the Biological Society of Washington 27: 24, 1914 Holotype; Isotype; Herbarium; Herbarium; Herbarium; Herbarium (aff O. valida); Herbarium (aff O. valida); Herbarium (aff O. valida); Herbarium (aff O. valida) Original Description What is Opuntia valida? Opuntia valida is a handsome prickly pear cactus found in New Mexico, West Texas, and perhaps Arizona.
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Engelmann, Proceedings of the American Academy of Arts and Sciences 3: 290, 1856 Isolectotype; Isolectotype; Isolectotype; Herbarium; Herbarium; Herbarium; Herbarium; Herbarium Original Description What is Opuntia strigil? Opuntia strigil is a prickly pear cactus in west Texas, mostly west of the Pecos River and apparently not entering NM. This Opuntia grows on limestone hills from
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Anthony, American Midland Naturalist 55: 246. 1956 Isotype; Herbarium; Herbarium; Herbarium; Herbarium; Herbarium; Herbarium Original Description What is Opuntia spinosibacca? Opuntia spinosibacca is a prickly pear cactus found only in the Big Bend region of Texas and in adjacent Mexico. It is often found on hot limestone substrates. It is a large cactus, to 1
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Opuntia chlorotica santa-rita Herbarium; Herbarium; Herbarium; Herbarium; Herbarium; Herbarium; Herbarium; Herbarium; Herbarium Original Description What is Opuntia chlorotica var. santa-rita? O. chlorotica var. santa-rita, the Santa-Rita purple prickly pear, is one of three varieties in the O. chlorotica complex—together with var. chlorotica and var. gosseliniana. It was clarified and united with O. chlorotica by Ferguson
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Engelmann, Proceedings of the American Academy of Arts and Sciences 3: 298, 1856 Herbarium; Herbarium; Herbarium; Herbarium; Herbarium; Herbarium; Herbarium; Herbarium Original Description What is Opuntia rufida? Opuntia rufida is a large, spineless prickly pear cactus that occurs in the Big Bend area of Texas and south into the greater Chihuahuan Desert of Mexico. Details
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Griffiths, Bulletin of the Torrey Botanical Club 43(2): 90, 1916 Isotype; Herbarium; Herbarium; Herbarium; Herbarium (O. griffithsiana); Herbarium (O. griffithsiana); Herbarium (O. reflexa); Herbarium (O. convexa); Painting; Painting (O. convexa) Original Description What is Opuntia pyrocarpa? Opuntia pyrocarpa is a commonly encountered prickly pear cactus in south-central to north-central Texas, where it often grows in
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L.D. Benson, The Cacti of Arizona edition 2, 48, 1950 Herbarium; Herbarium; Herbarium; Herbarium; Herbarium; Herbarium; Herbarium; Herbarium; Herbarium; Herbarium; Herbarium Original Description What is Opuntia nicholii? Opuntia nicholii is an uncommonly encountered prickly pear cactus occurring in isolated locations in far-north, central Arizona and adjacent southern Utah. Details O. nicholii can be large and sprawling,
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(Griffiths) Elizondo & Wehbe, Cactaceas y Suculentas Mexicanas 32: 17, 1987 Holotype; Isotype; Isotype; Herbarium; Herbarium; Painting; Painting See the entry for O. lindheimeri. Original Description (Spanish) What is Opuntia lindheimeri subaramata Opuntia lindheimeri subaramata is a prickly pear cactus that was described as a stand-alone taxon (O. subaramata) by Griffiths. It is the same cactus as O.
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Salm-Dyck ex Pfeiffer, Enumeratio diagnostica cactearum hucusque cognitarum 156, 1837 Herbarium (as O. crinifera); Herbarium (seedling); Herbarium; Herbarium; Herbarium; Herbarium; Herbarium; Herbarium; Herbarium; Herbarium; Herbarium; Herbarium; Note: unless indicated otherwise, all herbarium specimens were submitted as O. engelmannii; Herbarium (O. dillei); Herbarium; (O. dillei); Painting Original Description What is Opuntia orbiculata? O. orbiculata is a large prickly pear cactus that
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