Sulcorebutia steinbachii subvar. polymorpha
n Inform.-brief Freundeskreis Echinopseen, 22: 26 (1996), without basionym ref. Repert. Pl. Succ. (I.O.S.), 47: 12 (1996 publ. 1997)
Family
Cactaceae
Genus
Species
Sulcorebutia steinbachii subvar. polymorpha
Author
(Cárdenas) Gertel
Chinese genus
-
Chinese name
-
Primary
Accepted
DescriptionEdit description
Central Spines
None or 1 to 3 stouter 20-30 mm long.
Description
This Sulcorebutia has been named polymorpha (which means "many forms") for the variability of the plant in habitat. It is a clumping plant (rarely solitary) , readily forms clumps of many heads and are typical for Rebutia steinbachiiSN|5221]]SN|5221]].
Phenology
Blossoming time
Ribs
12-26 poorly distinguished, forming oblong rhomboidal grooved tubercles.
Stem
24-40 mm tall, up to 50 mm wide, flattened globose, dark green sometime tinged red.
Radial Spines
9-14, about 10 mm long, addpressed against the body, white, yellow, brown with darker tips or almost black, ±curved slow to develops, frequently absent on new areoles at plant apex.
Fruits
Olive green to reddish brown at maturity.
Areoles
Long narrow with short grey felt (almost naked) 3 – 6 long, 1,5-2 mm large.