Grusonia pulchella f. tuberculosirhopalica
[Basionym: Micropuntia tuberculosirhopalica Wiegand & Backeb. 1957]
Family
Cactaceae
Genus
Species
Grusonia pulchella f. tuberculosirhopalica
Author
(Wiegand & Backeb.) nov. comb. ined.
Chinese genus
白峰属
Chinese name
-
Accepted
DescriptionEdit description
Description
Attractive mini Opuntia, forming low sub-erected shrubs more or less dense and large, spread cushions hiding a large tuber below ground.
Roots
The root system of young specimens is fibrous, but will slowly enlarge to form a corky caudex with short tuberose roots.
Flowers
rose to purple; 15-35 mm; filaments green to yellow; style purplish; stigma lobes white to yellowish. Flowering late spring (May-June).
Spines
8-15 per areole, mostly in distal areoles at the tip of the stem, divergent to deflexed, red-brown or white, aging grey, somewhat flattened, with woolly areoles white to grey.
Stem
Segmented. The segments are cylindrical to ellipsoid, clavate, 1-4(-10) × 0.5-1.2(-2.5) cm; tubercles purple tinged rather prominent, 5-9 mm;
Fruits
Reddish obconic to ellipsoids, 15-30 × 8-12 mm smooth and juicy in a first time, becoming quickly dry.