Echeveria sessiliflora
First Description by Rose in North American Flora 22: 15. 1905 :
Acaulescent.
Leaves numerous in dense flat rosettes, 1 cm broad, pale-blue, somewhat glaucous, lanceolate, acute.
Flowering stem 15 - 30 cm high, with many ascending lanceolate leaves.
Inflorescence a very open spike with 12 flowers or more.
Flowers : Sepals unequal, acute, much shorter than the corolla, corolla about 8 mm long, 5-angled.