IGNESCENS   Pino & Montesinos, 2019

Type : Montesinos 1064, collected April 10, 2006, Dept. Arequipa, Prov. Arequipa, Dist. Yura, Peru.

Distribution : Peru (Dept. Arequipa, Moquegua, Apurimac, Tacna).

Description :

A succulent glabrous herb, subcaespitose, forming mats to 3 - 15 cm diam., 6 - 11 (-25) cm tall.

Roots primary 2 -5 (-9) cm long, secondary roots many, fibrous, 1 - 2 cm long, densely growing inside moss.

Stem erect for 3 - 5 cm then branching, in old plants procumbent at base, 5 - 7 (-20) cm long.

Branches alternate every 1 - 2.5 cm, 10 - 30 or more, erect to slightly decumbent, 2 - 9 cm long, light greenish gray, vegetative brances altogether covered with leaves 2.6 - 6.5 mm diam, reproductive branches altogether with leaves tapering to 2.5 - 4 mm diam.

Leaves succulent, sessile, spirally attached to stem, 2 - 3.5 mm long, 1.5 - 2.5 mm wide, 1.5 - 2 mm thick, yellowish green with some reddish dots.

Inflorescence a terminal cyme with two cincinnoid branches, flowers 7 - 14 per cincinnus, mainly sessile, greenish yellow to intense yellow, with reddish dots at keel.

Flowering time February to April.

Note :

In the past Sedum ignescens has been considered either S. andinum or S. reniforme.

First published in Cactus and Succulent Journal US 91 (2): 117-122. 2019.