Frailea pumila f. rubrispina
Frailea pumila f. rubrispina
Family
Cactaceae
Genus
Species
Frailea pumila f. rubrispina
Author
hort.
Chinese genus
士童属
Chinese name
-
Accepted
DescriptionEdit description
Habit
Plant cespitose, sprouting around the base to form clumps.
Central Spines
1-2(-3), erect.
Seeds
Smooth, brown, obovate, 1,5 mm long, angled on the back; depressed hilum much smaller than in Frailea cataphractaSN|2188]]SN|3597]].
Roots
It has a well-developed contractile tuberous root system. These tuberose roots have the function of storing enough sustenance so that plants can survive the periods of drought that they have to endure. Tuberous roots also have the function of anchoring the plants into the ground.
Flowers
2 cm long, yellow; axils of scales on the ovary and flower-tube woolly and setose.
Spines
All pubescent, 1-5 mm long, brownish (red on new growing apex) not readily distinguishable as centrals and radials
Ribs
13 to 20, flat, more distinct than in the related species, more or less tuberculate.
Stem
Sub-globular, flattened and umbilicate at apex, 2-5 cm in diameter and 2 cm high, deep green, sometimes becoming reddish.
Radial Spines
9 to 14, setaceous, more or less appressed.
Fruits
Green.
Areoles
Small, nearly circular.