Xerophyte

Habit

It is a small solitary or mound-forming cactus. It grows quite close to the ground and offsets only with age. It would appear that in cultivation they grow larger and cluster more vigorously than in habitat. It is a prolific bloomer.

Seeds

Oblong, about 1 mm long and 0,7 mm wide glossy black.

Roots

Fibrous.

Flowers

Flowers grow in profusion from the older areoles on the bottom half of the stem, often at the stem bases. Funnel-form, red with a yellowish tint, to 4 cm long about 3,5 cm wide. Floral tube slender, yellowish-orange. Tepals alike those of all varieties of Rebutia chrysacanthaSN|15391]]SN|15406]] noticeably wider than Rebutia senilisSN|15406]]SN|15395]], yellowish red. Filaments yellow. Pistil yellow, free-standing Stigma white, with thin outstretched stigma lobes.

Spines

Up to 30 bristly, stiff, erect or spreading, hardly distinguishable as radials or centrals, whitish with yellow tips, 5-10 (or more) mm long.

Ribs

Spiralled with distinct low, rounded tubercles, approximate, in spiralled arrangement.

Stem

Flattened globose to elongate-globose, apex depressed, bright to dull green, 4-6 cm in diameter.

Fruits

Globose, red, about 5 mm in diameter, scarlet red when ripe, with a thin drying skin.

Areoles

Very small on top of tubercles, circular to slightly elliptical, brownish. Slightly covered with short whitish felt, soon bare.