Astrophytum myriostigma var. nudum
An Account of the Genus Astrophytum LEMAIRE in: Memoirs of the College of Agriculture, No. 56 - Kyoto Imperial University: 1-62. (1944):
Family
Cactaceae
Genus
Species
Astrophytum myriostigma var. nudum
Author
(Rud.Mey.) Megata
Chinese genus
星球属
Chinese name
琉璃鸾凤玉
Primary
Accepted
DescriptionEdit description
Description
Astrophytum myriostigmaSN|1845]]SN|1845]] var. nudum (nude form also known as “Hekiran” in Japanese speech) is very similar to the other myriostigma, it only deviate from the well-known typical form for lacking or mostly lacking white flecks, giving a bright green, blue-green, gray-green or mauve-green color overall depending on clones.It is by some considered an extreme form of the subspecies potosinus.
Flowers
5 cm in length, pale-yellow, silk-shining unlike the white-spotted plant, occasionally with an orange gloom.
Blooming Season
Spring or early summer, They take up to 6 years to bloom.
Spines
None.
Ribs
The number of ribs vary from 3 to 8 (usually 5).
Stem
Spherical to shortly columnar with age. The stems is smooth and can be over 120 cm tall and 5-10 cm in diameter and are shaped like a bishop's headpiece or a star.
Fruits
Dry, dehisces towards the apex forming about 5 star shaped lobes. With few seeds.