Ariocarpus bravoanus subs. hintonii
Haseltonia 5: 11. 1998 [1997 publ. 1998]
Family
Cactaceae
Genus
Species
Ariocarpus bravoanus subs. hintonii
Author
(Stuppy & N.P.Taylor) E.F.Anderson & W.A.Fitz Maur.
Chinese genus
岩牡丹属
Chinese name
-
DescriptionEdit description
Seeds
1,1-1,4(-1,5) x 0,95-1,2 mm, testa black, tuberculate.
Description
Ariocarpus bravoanusSN|2073]]SN|2073]] subs. hintonii is a solitary geophyte cactus, rosette-shaped with triangular, rough, dark green verrucose tubercles. It is accepted as a valid subspecies by cactus specialists, Anderson (2001) and Hunt (1999).
Parastichy Number
5 and 8.
Tubercles
Flat, triangular, up to 20mm dark olive green, with a central woolly grove and two smaller glabrous, very distinct, perfectly straight lateral groves 0.5-1.0 mm wide. The verrucose part of adaxial tubercle surface is 8-11 mm long and 11-15 mm wide, the remainder is densely and finely verrucose, with a pale, almost crystalline appearance, edges acute, not rounded apex acute and well-defined. The central fissure develops only with maturity. In habitat often the tubercles are greyish-green in colour, sometimes taking on a yellowish tint with age.
Flowers
Pinkish-magenta flower, 4 cm in diameter.
Blooming Season
August to October, it is frequently the earliest species of the genus to bloom in cultivation.
Spines
None.
Stem
Growing slowly to 6 cm in diameter 1,5 cm above ground level in habitat.
Fruits
Pale red 20 x 5 mm.