ACUMINATA Rose, 1903
Synonyms :
Cotyledon acuminata (Rose) Fedde (1904) / Echeveria acuminata (Rose) A.Berger (1930)
Dudleya brandegeei Rose (1903) /Cotyledon brandegeei (Rose) Fedde (1904) / Echeveria brandegeei (Rose) A.Berger (1930)
Subgenus Dudleya
Distribution : Mexico (Central Baja California as well as Cedros Island); mostly in coastal lowlands, to 600 m.
Description (according to IHSP, 2003) :
Stems to (rarely) 7 x 1 - 2.5 cm in diameter.
Rosettes 3 – 10 cm in diameter, with 10 - 20 (-25) leaves, dense, solitary or few (2 - 6) together.
Leaves ovate to triangular-Ianceolate, broadest at the base, acute to long-attenuate, 2 - 10 x 1.5 - 3 cm, pale green or slightly glaucous.
Inflorescence : Scape erect to divaricate or decumbent, 5 - 40 cm, lower ½ without bracts, reddish; inflorescence glaucous, with 2 - 3 unbranched or 1x branched scorpioid branches, these 1 – 12 cm, with 5 - 13 flowers, pedicels erect, 2 - 10 mm.
Flowers : Calyx deeply divided, 4.5 - 6 mm, sepals triangular-ovate, acute, 3 - 5 mm, green, petals almost erect or connivent, oblanceolate, acutely pointed, 10 - 14 x 2 - 2.5 mm, yellow, sometimes lineate with red, dried reddish, tube 4 – 7 mm, anthers red, orange, yellow.
Flowering time : April to May.
Cytology : n = 17
D. brandegeei is here synonymized with a question mark.