Mammillaria setispina
Erythea 5: 117. 1897 [ et: Engelm. ex J.M.Coult. Contr. U.S. Natl. Herb. 3: 106. 1894 as Mamillaria; In synonym]
Family
Cactaceae
Genus
Species
Mammillaria setispina
Author
(J.M.Coult.) K.Brandegee
Chinese genus
乳突球属
Chinese name
-
Accepted
DescriptionEdit description
Habit
It is a small cereus like cactus, at first solitary then with time forming small irregular few branched clusters, with stems, either ascending or prostrate, somewhat jointed hidden under a dense cover of spines.
Central Spines
1 to 4, stouter than the radials, one of them pointing downwards strongly hooked, 2-5 cm long.
Seeds
Black and pitted.
Description
Cochemiea pondiiSN|9642]]SN|9642]] subsp. setispina (syn
Roots
Fibrous or moderately thickened.
Tubercles
Short; axils of tubercles woolly but not setose.
Flowers
Large, produced near the plants tip from axils of tubercles, scarlet, 5 cm long, 2 cm wide, zygomorphic with a long hypanthium, segment flaring and tips reflexed.
Blooming Season
March – April (sometime blooms a second time in Autumn)
Stem
Ascending, 30 cm high.
Radial Spines
10 to 12, white with black tips, widely spreading, unequal, 10 to 34 mm long, slender.
Fruits
Obovoid, 3 cm long, scarlet.