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|Jepson eFlora: Taxon page
Key to families | Table of families and genera
Index to accepted names and synonyms:
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|Family: Cactaceae||View Description||Dichotomous Key|
|Genus: Opuntia||View Description||Dichotomous Key|
|Species:||View Description||Dichotomous Key|
Opuntia robusta H.L. Wendl. ex Pfeiff.
Habit: Shrub, mound-shaped. Stem: generally < 2 m; proximal branches +- decumbent, distal spreading to ascending; segments massive, 30--44 cm, round, silvery-blue, glabrous. Spines: generally 1--2(5) in +- all areoles, longest 2.5(5) cm, +- straight, spreading from areole, chalky white with yellow core and base. Flower: inner perianth 4--5 cm, yellow; filaments white; style white, stigma white (or green). Fruit: 7--8 cm, juicy, deep purple-maroon; areoles 20--30. Seed: 4--6 mm.
Ecology: Uncommon in California. Disturbed sites, abandoned gardens; Elevation: 5--600 m. Bioregional Distribution: SCo; Distribution Outside California: Mexico. Flowering Time: Apr
eFlora Treatment Author: Bruce D. Parfitt
Jepson Online Interchange
Previous taxon: Opuntia polyacantha var. hystricina
Next taxon: Opuntia vaseyi
Citation for this treatment: Bruce D. Parfitt 2017. Opuntia robusta, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/eflora/eflora_display.php?tid=82013, accessed on March 27, 2017.
Citation for the whole project: Jepson Flora Project (eds.) 2017. Jepson eFlora, http://ucjeps.berkeley.edu/eflora/, accessed on March 27, 2017.
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