Arrojadoa multiflora
Kakteen Südamerika 1: 89 (1979).
Family
Cactaceae
Genus
Species
Arrojadoa multiflora
Author
F.Ritter
Chinese genus
猩猩冠柱属
Chinese name
-
Accepted
DescriptionEdit description
Central Spines
1 to 3.
Seeds
1.5 mm long, 1.2 mm wide, 1 mm thick, blackish.
Roots
Tuberous.
Cephalium
Towards the apex, lateral on a somewhat thickened part of the stem, with enlarged areoles, densely filled with white wool and many soft rust-red bristles 15-30 mm long.
Flowers
About 3 cm long; tube 11 mm long, 4 mm wide, pale inside, outside somewhat ruby, with very little scales; filaments of the same colour of petals 4-8 mm long; anthers small golden yellow; pistil of the same colour of petals 22 mm long, stigma lobes 5,2-3 mm long; petals straight, pointed, outer ones about 7 mm long, 3-4 mm wide, pale yellow with a crimson mid-stripe; inner ones 5 mm long, 2.5 mm wide, very pale yellow. The species is self-fertile.
Ribs
7-8, 2-3 mm high, dull.
Stem
About 80 cm long, erect, 10-20 mm thick, glossy dark green.
Fruits
12-15 mm long, 8 mm wide, brownish-red, club-shaped. The fruits remain long on the plant.
Note
The species name multiflorus = multiflorum describes the numerous flowers that appear on plants.
Blooming Season
Flowers appear in flushes during the growing season.
Radial Spines
12-15 needle-like, brown or rusty-red to white pointing sideways 5-10 mm long.
Areoles
4-7 mm apart, 1-2 mm wide, circular, white, with downwardly facing white hairs, 5-10 mm long.