According to Deleuil: Cremnophila linguifolia x Echeveria scheeri
According to Walther: Cremnophila linguifolia x Echeveria carnicolor
Description (according to E. Walther, CSJ US, vol. 8, n° 11, 1936) :
Stems 10-30 cm tall.
Leaves 25 or more, in lax rosettes, obovate-spatulate to oblanceolate, 5 - 7 cm long, 2 - 3 cm broad, thick, concave above, turgid to edges, apex obtusish, mucronate, colour parrot-green or bite-green, often tinged yellowish.
Inflorescences decumbent, laxly paniculate, 15 - 75 cm long, peduncle weakly flexuose, lower bracts many, ascending-spreading, 2 - 3 cm long, obovate-oblong, acutish, branches short, lower with 2 -5 flowers, upper single-flowered, upper bracts and bractlets linear-lanceolate, 6 - 10 mm long, pedicels slender, 7 mm long, with 2 - 4 bractlets, colour orange-vinaceous.
Flowers : Sepals appressed, linear-lanceolate, acute, somewhat unequal, to 9 mm long, colour light-cress to deep lichen-green, greenish-glaucous, corolla 9 - 10 mm long, 4 - 5 mm in diameter at base, 3 - 5 mm at mouth, colour pale-turtle-green, to pale-cinnamon-pink in sun, petals thin, scarcely keeled, narrow-lanceolate, acuminate, united at base for at most 1 mm, there they are distinctly, if shallowly hollowed , stamens unequal, longer than carpels, the longer ones nearly as long as corolla.