PULVINATA var. FRIGIDA  Kimnach, 2017

Synonyms :

Echeveria pulvinata ‘Frosty’  Dodson & Kimnach (1983)

Echeveria pulvinata ‘Suave’

Echeveria frigida  Tjaden n.n. (1985)

Type : Lau 014, collected at San Miguel Maninaltepec, between Yolox and Río Grande, Mexico, Oaxaca.

Etymology : Referring to the white colour of the leaves.

Distribution : Oaxaca, probably only at the type locality.


First Description by Myron Kimnach in Cactus and Succulent Journal US 89(1): 11-13. 2017 :

Plant entirely hirsute except for gynoecium, stamens and inner side of petals; trichomes brownish on apex of leaves and bracts, otherwise white, ca 1 mm long.

Stem to 15 cm long or more, ca 12 mm thick.

Leaves ascending, oblanceolate, cuspidate, concave on upper surface, convex and slightly keeled on lower side, 5 – 6 cm long, 25 – 28 mm wide 1 – 2 cm below apex, 12 mm wide at base, 2.4 – 4 mm thick, epidermis light green, but mostly obscured by the white hairs.

Flowering stems racemose, the lower flowers in pairs on short branches 5 – 10 mm long, mostly single near apex, peduncle 20 – 25 cm long, lower part of rachis ca 8 mm thick, ca 4 mm thick above, bracts 10 – 12, oblanceolate, cuspidate, concave on apical half of upper survace, convex and obscurely keeled on lower surface, lower ones 35 – 40 mm long, ca 15 mm wide, upper ones to 20 mm long and 8 mm wide, 4 – 7 mm thick.

Inflorescence 10 – 11 cm long, each with 17 – 19 flowers, pedicels 2 – 5 mm long, 1.5 – 2 mm thick.

Flowers : Sepals appressed to corolla, 8 – 10 mm long (ca four fifths the length of the corolla), 2 – 3 mm wide at base, corolla ca 13 mm long, ca 10 mm in diameter, petals diverging slightly toward apex, apices rather abruptly expanding, strongly keeled on outer surface, linear-lanceolate, acuminate, acute, pale yellow at base, becoming orange distally, with a 1-mm-wide magenta stripe along keel; antisepalous stamens ca 7 mm long, the antipetalous ca 5.5 mm long, filaments paler yellow, anthers ca 2 mm long, yellow, gynoecium ovoid, ca 8 mm long, 4 mm thick near base, styles diverging and recurving, apices reddish brown, stigmatic surface light green ; nectaries crescent-shaped, pale yellow.

Distributed as Echeveria pulvinata 'Frosty' in 1983 (ISI 1390).


Photos Mateo Lichtenstein

Photos Bernie DeChant

There is also a crested form :
Il existe aussi une forme cristée :

Photo Margrit Bischofberger

Photo Noelene Tomlinson

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