Cornus sessilis


in E. M. Durand, Pl. Pratten. Calif., 89. 1855.

Common names: Blackfruit dogwood
Treatment appears in FNA Volume 12. Treatment on page 449.
Revision as of 19:17, 5 November 2020 by imported>Volume Importer
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)

Shrubs or trees, to 5 m, flowering at 2 m. Stems solitary; bark corky; branches splotched with maroon, brown, or red, eventually splitting along longitudinal swellings; branchlets green, densely appressed-hairy; lenticels maroon swellings, often erupting with corky surface. Leaves: petiole 5–10 mm, base encircling twig; blade elliptic, 4–9 × 2–4 cm, base cuneate, apex acute or short acuminate, abaxial surface yellow-green, appressed-hairy, tufts of erect hairs in axils of secondary veins, adaxial surface dark green, sparsely appressed-hairy; secondary veins 4–5 per side, most usually arising from basal 1/2. Inflorescences 10–15-flowered; peduncle 0–1 mm; bracts tan or brown, lanceolate, 0.5–1 cm, apex acute. Pedicels lax, apex flared. Flowers: hypanthium narrowly conic, appressed-hairy; sepals 0.1–0.5 mm; petals greenish yellow, lanceolate, 3–4 mm. Drupes maturing from green to yellow, red, then purple-black, ellipsoid, 10–15 × 5–7.5 mm; stone widely fusiform, 8–12 × 4–6 mm, with 2 lateral grooves on distal 2/3. 2n = 20.

Phenology: Flowering Mar–Jun; fruiting Aug–Sep.
Habitat: Moist ravines and stream banks.
Elevation: 60–2000 m.


Cornus sessilis is restricted to northern California, generally in the Klamath Range, Cascade Range, and northern Sierra Nevada, and southern Oregon in the Siskiyou Mountains.

Selected References


Lower Taxa

... more about "Cornus sessilis"
Zack E. Murrell +  and Derick B. Poindexter +
Torrey +
Blackfruit dogwood +
Calif. +  and Oreg. +
60–2000 m. +
Moist ravines and stream banks. +
Flowering Mar–Jun +  and fruiting Aug–Sep. +
in E. M. Durand, Pl. Pratten. Calif., +
Illustrated +  and Endemic +
Cornus sessilis +
Cornus subg. Cornus +
species +