NUBIGENA ssp. NUBIGENA

 

Synonyms :

Dudleya xanti  Rose (1903) / Cotyledon xanti  (Rose) Fedde (1904) / Echeveria xanti (Rose) A.Berger (1930)

 

Distribution : Mexico (South Baja California: Cape region); open rocky places or cliffs, to 1800 m.

 

 

Description (according to IHSP, 2003) :

 

Stems to 7 x 1 - 1.5 (-2.5) cm.

 

Rosette 4 - 18 cm in diameter, with 10 - 22 (-30 in cultivation) leaves, ± flat, usually solitary, rarely few together.

 

Leaves triangular-lanceolate to oblong-obovate, often long attenuate, congested, 3 - 10 (-15) x 1.5 - 3 (-3.5) cm, glaucous to usually farinose.

 

Inflorescence : Scape (5-) 10 - 30 (-40) cm, lowermost 2 - 12 cm without bracts, ± rose-coloured to red, inflorescence usually with 2 - 3 mostly simple scorpioid branches, ± rose-coloured to red, branches later erect to divaricate, 2 - 15 (-30) cm, with 4 - 24 flowers, pedicels 8 - 25 (-40 in cultivation) mm, rose-coloured.

 

Flowers : Calyx 3 - 6 mm, ± rose-coloured to red, sepals 2 - 5 x 2 - 3.5 mm, corolla 7 - 10 (-12) x 4 - 6 (basally) to 2.5 - 4 (apically) mm, petals oblong, obtuse to broadly pointed, 1.5 - 2.5 mm wide, yellow to usually orange or coral-red, tube (2.5-) 3.5 - 4.5 (-5.5) mm.

 

Flowering time : December to April (in cultivation from October).

 

Cytology : n = 17