Grusonia agglomerata
| Grusonia agglomerata | ||||||||||||
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| Grusonia agglomerata | ||||||||||||
| ( A. Berger ) EFAnderson |
Grusonia agglomerata is a species of plant in the genus Grusonia fromthe cactus family (Cactaceae).
description
Grusonia agglomerata grows low and is richly branched. The obovate, gray-green shoot sections are 3 to 4 centimeters long. The circular areoles are covered with grayish white wool and white to yellowish glochids . Of the four to five yellowish, onion-shaped thickened central spines , the lower two are curved and 1 to 1.5 centimeters long. The lateral ones are spreading and grayish white. The six to seven protruding, needle-like radial spines are whitish and 1 to 4 millimeters long.
Nothing is known about the flowers and fruits .
Distribution and systematics
Grusonia agglomerata is common in the Mexican state of Coahuila .
It was first described as Opuntia aggeria in 1929 by Alwin Berger . Edward Frederick Anderson placed the species in the genus Grusonia in 1999 . A synonym is Corynopuntia aggeria (A. Berger) FMKnuth (1936).
proof
literature
- Edward F. Anderson : The Great Cactus Lexicon . Eugen Ulmer KG, Stuttgart 2005, ISBN 3-8001-4573-1 , p. 305 .
Individual evidence
- ↑ cacti . Eugen Ulmer, Stuttgart 1929, p. 58.
- ^ Cactus and Succulent Journal . Volume 71, Number 6, Cactus and Succulent Society of America, 1999, p. 325.