Dudleya

VIRENS ssp. EXIMA Moran, 1995

Distribution : Mexico (Baja Califomia: Guadalupe Island); cliffs, 250 - 800 m.

 

 

Differs from ssp. virens:

 

Stems erect or pendent, to 30 x 1 - 2.5 cm.

 

Rosettes 5 - 15 cm in diameter, with 15 - 55 congested leaves, branched and cushion-forming with up to 15 rosettes together.

 

Leaves linear to oblong-oblanceolate, narrowly to broadly pointed, 4 - 7 (-17) x 0.6 - 1 (-1.5) (basally 0.5 - 1.5) cm, pale green or farinose.

 

Inflorescences scape 5 - 20 cm, 2 - 5 mm in diameter, often quite weak; inflorescence 2 - 7 (-12) cm in diameter, usually with 2 – 4 densely .arranged ascending not or 1x branched scorpioid branches, these 1 - 6 cm, with 3 - 10 flowers, pedicels 1 - 6 mm.

 

Flowers : Calyx 3 - 6 x 3 - 5 mm, corolla 12 - 18 mm in diameter.

 

Flowering time : May to June.

 

Cytology : n = 17, 34

 

Differing from the other subspecies by the smaller size (Moran 1995: 8). D. virens ssp. extima and D. guadalupensis are both endemic on Guadalupe Island. These 2 are the Dudleya taxa that occur farthest away from the mainland.

 

 

 

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