Xerophyte

Central Spines

None or usually 1 to 3, 10-30 mm long, only slightly stouter of the same colour of the radials.

Seeds

Black.

Description

Rebutia steinbachiiSN|5221]]SN|5221]] often listed under its old name of SulcoSN'>5220' alt='5221'>Rebutia steinbachii#SN#5221'>Sulco[[Rebutia steinbachiiSN' style='border

Phenology

Blossoming time

Ribs

Approx 13, spiralling, poorly distinguished, forming oblong rhomboidal grooved tubercles.

Stem

24-40 mm tall, up to 50 mm wide, flattened globose, greysh-green to dark green sometime tinged red.

Radial Spines

9-12 (or more) about up to 20 mm long, acicular, addpressed against the body, ± pectinate to porrect, white, yellow, brown with darker tips or almost black, ± curved slow to develops, frequently absent on new areoles at plant apex.

Fruits

Small papery olive green to reddish brown at maturity.

Areoles

Long narrow depressed with short grey felt (almost naked) 3 – 6 long, 1,5-2 mm large.