Heuchera micrantha var. diversifolia

(Rydberg) Rosendahl

Minnesota Stud. Pl. Sci. 2: 42. 1936,.

Basionym: Heuchera diversifolia Rydberg in N. L. Britton et al., N. Amer. Fl. 22: 102. 1905
Synonyms: Heuchera micrantha var. pacifica Rosendahl, Butters & Lakela
Treatment appears in FNA Volume 8. Treatment on page 93. Mentioned on page 91, 101.
Revision as of 22:26, 16 December 2019 by FNA>Volume Importer

Leaves: petiole short to long stipitate-glandular; blade pentagonal or heptagonal, deeply lobed. Inflorescences sparsely long stipitate-glandular. Flowers: hypanthium turbinate to campanulate, 1.5–4.9 × 1.2–3.4 mm, sparsely long stipitate-glandular; sepals 0.6–1.2 mm, apex acute to mucronate; petals 0.2–0.7 mm wide; styles 0.4–3.6 mm. 2n = 14, 28.


Phenology: Flowering May–Jul.
Habitat: Mixed coniferous forest on talus, slate, serpentine, basalt, or granite base
Elevation: 100-1900 m

Distribution

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B.C., Calif., Oreg., Wash.

Discussion

Variety diversifolia occurs in the Coast Ranges, Cascade Range, and Klamath and Santa Lucia mountains.

Selected References

None.

Lower Taxa

None.
Elizabeth Fortson Wells +  and Barbara Greene Shipes +
(Rydberg) Rosendahl +
Heuchera diversifolia +
B.C. +, Calif. +, Oreg. +  and Wash. +
100-1900 m +
Mixed coniferous forest on talus, slate, serpentine, basalt, or granite base +
Flowering May–Jul. +
Minnesota Stud. Pl. Sci. +
Illustrated +  and Endemic +
Heuchera micrantha var. pacifica +
Heuchera micrantha var. diversifolia +
Heuchera micrantha +
variety +