familyCrassulaceae
genusDudleya
subgenusDudleya subg. Dudleya
speciesDudleya abramsii
subspeciesDudleya abramsii subsp. abramsii
Dudleya abramsii subsp. abramsii
Conservation concern
Caudices 2–5-branched, 1–1.5 cm diam. Leaves: rosettes 3–50+; blade oblong, terete, 2–6(–11) × 0.6–1.2(–1.8) cm. Inflorescences: floral shoots 2–15 × 0.1–0.3 cm; proximalmost leaf blades 4–15(–40) mm; branches 2–3, simple. Pedicels 1–5 mm. Flowers: calyx 3–5 × 3–4 mm; petals connate 2–4.5 mm, pale yellow, red-lineolate, 8–12.5 × 2–2.5(–3) mm, tips often strongly outcurved. 2n = 34.
Phenology: Flowering late spring.
Habitat: Rock crevices in mountains, especially on granite
Elevation: 300-1900 m
Distribution
Calif., Mexico (Baja Calfornia).
Discussion
Of conservation concern.
Subspecies abramsii occurs in the Peninsular Ranges of southern California and northern Baja California. It is in the Center for Plant Conservation’s National Collection of Endangered Plants.
Selected References
None.
Lower Taxa
None.