Britton, N.L., Rose, J.N., Cactaceae (1919-1923)
Cact.

---

vol. 1 (1919)

---

t. 18 (1919)

---

---

name cited:
Opuntia retrorsa Speg.
name recognized:
Opuntia anacantha Speg.

---

drawing: M.E. Eaton

---

family: Cactaceae
subfamily: Opuntioideae

---

epithet cited: retrorsus,-a,-um

---

epithet recognized: anacanthus,-a,-um

---

Illustration contributed by:
Missouri Botanical Garden, St. Louis, U.S.A.

---

link to this page:
https://www.plantillustrations.org/illustration.php?id_illustration=50968

---

contact about this record

---

synonyms:

homotypic synonyms:
Opuntia anacantha variety utkilio (Speg.) R. Kiesling;