Thelocactus flavidispinus
Cact. Succ. J. (Los Angeles) 23: 150. 1951
Family
Cactaceae
Genus
Species
Thelocactus flavidispinus
Author
Backeb.
Chinese genus
瘤玉属
Chinese name
-
DescriptionEdit description
Habit
it is a globular usually solitary cactus.
Central Spines
3, ochre to reddish, straight, acicular.
Description
Thelocactus bicolorSN|3420]]SN|3420]] subs. flavidispinus distinguishes from the standard Thelocactus bicolorSN|3420]]SN|3420]] for the spines covering the entire plant, of which 3 central spines, 12-17 radials, and (usually) bicolored flowers, all the other characteristics namely size of stems, flowers, fruits, roots etc. clearly show that they are conspecific.
Tubercles
Rounded.
Flowers
55-110 mm wide (usually) bicoloured, magenta with a red throat.
Blooming Season
Early spring to autumn.
Ribs
8, distinct.
Stem
Globose, ovoidal or slightly pyramidal, 8-20 cm tall, 5-12 cm wide.
Radial Spines
12-17 ochre to reddish, straight or slightly bent inwards, acicular.
Areoles
With glands.