Dudleya

SETCHELLII (Jepson) Britton & Rose, 1903

Synonyms :

 

Cotyledon laxa var. setchellii  Jepson (1901) / Cotyledon setchellii  (Jepson) Fedde (1904) / Echeveria setchellii  (Jepson) Nelson & Macbride (1913) / Echeveria laxa var. setchellii  (Jepson) Jepson (1936) / Dudleya cymosa ssp. setchellii  (Jepson) Moran (1957)

 

Subgenus Dudleya

 

Distribution : USA (California: SE San Francisco Bay in the Santa Clara County); rocky places in serpentine grassland, 120 - 300 m, rare.

 

 

Description (according to IHSP, 2003) :

 

Stems 1 - 2 cm in diameter.

 

Rosettes few.

 

Leaves oblong-oblanceolate to oblong-triangular, acute to pointed, 3 – 8 (-10) x (0.5-) 0.7 - 1.5 (-2) cm, ± glaucous.

 

Inflorescence : Scape 5 - 20 (-25) cm, inflorescence with 2 - 3 usually simple ascending scorpioid branches, these 1 - 5 cm, with 4 - 10 flowers, pedicels (2-) 4 - 7 mm.

 

Flowers : Sepals triangular, 2 - 5 mm, petals elliptic, margin jagged or not, 8 - 13 x 2.5 – 3.5 mm, pale yellow, keel neither red nor violet, tube 1mm, tip acute, recurved.

 

Cytology : n = 17

 

Intermediate between D. abramsii ssp. murina and D. cymosa ssp. paniculata according to Bartel (1993).

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