Frangula californica subsp. tomentella

(Bentham) Kartesz & Gandhi

Phytologia 76: 449. 1994.

Common names: Chaparral coffeeberry
Basionym: Rhamnus tomentella Bentham Pl. Hartw., 303. 1849
Synonyms: Frangula californica var. tomentella (Bentham) A. Gray F. tomentella (Bentham) Grubov R. californica subsp. tomentella (Bentham) C. B. Wolf R. purshiana var. tomentella (Bentham) K. L. Brandegee
Treatment appears in FNA Volume 12. Treatment on page 54. Mentioned on page 53, 55, 58.
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Leaf-blades green and glossy adaxially, narrowly elliptic, 3–7 cm, margins entire or serrulate, flat, apex acute, abaxial surface densely and closely white stellate-hairy, without intermixed simple, erect hairs, adaxial surface glabrous; veins not prominent abaxially. Drupe stones 2.


Phenology: Flowering Jan–Apr.
Habitat: Chaparral, woodlands.
Elevation: 0–2200 m.

Distribution

V12 371-distribution-map.jpg

Calif., Mexico (Baja California)

Discussion

Subspecies tomentella frequently intergrades with subsp. cuspidata.

Selected References

None.

Lower Taxa

None.
perigynous +  and epigynous +
John O. Sawyer† +  and Guy L. Nesom +
(Bentham) Kartesz & Gandhi +
cuneate +  and rounded or subcordate +
Rhamnus tomentella +
protruding +
3 cm30 mm <br />0.03 m <br /> (7 cm70 mm <br />0.07 m <br />) +
bright green +  and green gray-green yellowish green or yellow abaxially +
3[-5]-veined +  and pinnate +
spinulose +, spinose +, serrate +  and entire +
denticulate +, dentate +, crenulate +, crenate +  and serrulate +
not glaucous +
oblongelliptic;elliptic;oblongelliptic;elliptic;ovate +
2 cm20 mm <br />0.02 m <br /> (10 cm100 mm <br />0.1 m <br />) +
coriaceous +
Chaparral coffeeberry +
Calif. +  and Mexico (Baja California) +
elongate +  and globose +
1 cm10 mm <br />0.01 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
0–2200 m. +
Chaparral, woodlands. +
circumscissile +
free +  and adnate +
unisexual +  and bisexual +
5-60-flowered +  and pedunculate +
deciduous +  and persistent +
serrulate +  and entire +
intrastaminal +
1 cm10 mm <br />0.01 m <br /> (2 cm20 mm <br />0.02 m <br />) +
not fleshy +
perigynous +  and epigynous +
adnate +  and distinct +
clawed +, broadly obovate +  and obcordate +
0.3 cm3 mm <br />0.003 m <br /> (1 cm10 mm <br />0.01 m <br />) +
Flowering Jan–Apr. +
2-4-carpellate +
not furrowed +
obovoid +  and lenticular +
yellowish +  and green or white +
distinct +
spreading +  and erect +
keeled;ovate-triangular +
red +  and gray or brown +
hairy +  and glabrous +
2-3-parted +
indehiscent +
2 +  and 3 +
Frangula californica var. tomentella +, F. tomentella +, R. californica subsp. tomentella +  and R. purshiana var. tomentella +
Frangula californica subsp. tomentella +
Frangula californica +
subspecies +
deciduous +  and evergreen +
polygamous +, dioecious +  and synoecious +