Gymnocalycium ragonesei f. rubra
Gymnocalycium ragonesei f. rubra
Family
Cactaceae
Genus
Species
Gymnocalycium ragonesei f. rubra
Author
hort.
Chinese genus
裸萼球属
Chinese name
-
Accepted
DescriptionEdit description
Habit
It is a slowly growing succulent species, usually solitary, but sometimes cespitose.
Forma Rubra
The red schizochromic form (Gymnocalycium ragoneseiSN|21425]]SN|21425]] f. rubra) has bright orange-red stems due to the absence (or reduced production) of chlorophyll pigments
Flowers
2-3 at any one time near centre of plant, funnel shaped with narrow floral tube, creamy-white with a dull red throat, up to 3-4(-5) cm long, 3-4(-4,5) cm diameter.
Blooming Season
Flowers are produced in late spring and remain open for up to twelve days.
Spines
Short, 5-5, usually 6, thin, almost hairlike, pale creamy-white to greyish-white, with darker tips, to 3 mm long, spidery, flattened against stem (rarely sticking out - easy cactus to handle).
Ribs
7-10, very flat, separated by poorly delineated transverse furrows.
Stem
Very flattened globose, almost disk shaped, dark red or purplish1,4-2,5 cm tall and up to 5(-7,5) cm in diameter.
Fruits
Slender, ovoid or spindle shaped, greenish brown, to 2,5-4 cm long, grey with pale edged margins.