Cumulopuntia unguispina
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| Cumulopuntia unguispina | ||||||||||||
| ( Backeb. ) F. Knight |
Cumulopuntia unguispina is a species of plant in the genus Cumulopuntia fromthe cactus family (Cactaceae). The specific epithet unguispina means '(lat. Unguis nail) with nail spikes'.
description
Cumulopuntia unguispina grows as a prostrate to semi-upright subshrub . The shoot sections are up to 2.5 inches long. The up to 18 thorns are bent downwards. The longer of them are dark and up to 1.5 inches long.
The yellow flowers reach lengths of up to 5 centimeters.
Distribution and systematics
Cumulopuntia unguispina is widespread in the lowlands of the Peruvian region of Arequipa .
It was first described as Opuntia unguispina in 1937 by Curt Backeberg . Friedrich Ritter placed the species in the genus Cumulopuntia in 1981 . Nomenclatory synonyms are Tephrocactus unguispinus (Backeb.) Backeb. (1951), Opuntia sphaerica var. Unguispina (Backeb.) GDRowley (1958) and Tephrocactus sphaericus var. Unguispinus (Backeb.) Backeb. (1958).
Cumulopuntia unguispina is not well known and may be species-identical to Cumulopuntia sphaerica .
proof
literature
- Edward F. Anderson : The Great Cactus Lexicon . Eugen Ulmer KG, Stuttgart 2005, ISBN 3-8001-4573-1 , p. 166 .