Echinofossulocactus sulphureus
Cacti (Borg) 1952, 101. (see also: J.Meyrán Cact. Suc. Mex. 22(2): 36, 1977).
Family
Cactaceae
Genus
Species
Echinofossulocactus sulphureus
Author
(A.Dietr.) Y.Itô
Chinese genus
多棱球属
Chinese name
-
Primary
Accepted
DescriptionEdit description
Central Spines
1, erect, up to 5 cm long.
Description
Plants solitary, very spiny globose to subglobose,
Note
The plants found in in cultivation are quite variable for spine size, ribs number and colour of the flowers. Salm-Dyck say that it is closely related to Stenocactus anfractuosusSN|6195]]SN|6195]].
Flowers
Small , funnelform, typically sulfur yellow but also pinkish-white with darker midribs, to 2.5 cm long and 3.8 cm in diameter; floral tubes long.
Blooming Season
Spring to late summer and last 3-4 days.
Ribs
Numerous, 26-40, thin, undulating with only few areoles.
Stem
Light green, 7-10 cm in diameter, depressed at the apex.
Radial Spines
7-8, white or yellowish with brownish tip, becoming grayish white, awl shaped, to 2.5 cm long.