Rhamnus ilicifolia |
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evergreen buckthorn, holly leaf redberry, redberry |
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Habit | Shrubs or small trees, 1–4 m, unarmed. |
Branchlets | gray, stiff, glabrous or densely and softly hirtellous. |
Leaves | persistent, alternate; petiole 2–10 mm; blade usually dull green, sometimes reddish brown, abaxially, glossy to dull green adaxially, broadly elliptic to oblong, orbiculate, or ovate, 2–4.5 cm, distinctly coriaceous, base cuneate to nearly truncate, margins spinulose to spinose-dentate, apex rounded or obtuse to truncate or emarginate, both surfaces glabrous; secondary veins 5–7 pairs, all diverging at nearly same angle. |
Inflorescences | fascicles or flowers solitary. |
Pedicels | 2–4 mm. |
Drupes | red, globose, 4–6(–8) mm; stones 2. |
Sepals | 4. |
Petals | 0. |
2n | = 24. |
Rhamnus ilicifolia |
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Phenology | Flowering Jan–Jun. |
Habitat | Canyon slopes and bottoms, rock faces, open hillsides, sandstone ridges, serpentine slopes, roadsides, stream benches, riparian areas, meadows, coastal sage scrub, chaparral/desert transition, chaparral, woodlands, montane forests. |
Elevation | 100–2200(–2400) m. (300–7200(–7900) ft.) |
Distribution |
AZ; CA; NV; OR; Mexico (Baja California)
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Source | FNA vol. 12, p. 48. |
Parent taxa | Rhamnaceae > Rhamnus |
Sibling taxa | |
Synonyms | R. crocea subsp. ilicifolia, R. crocea var. ilicifolia |
Name authority | Kellogg: Proc. Calif. Acad. Sci. 2: 37. (1863) — (as ilicifolius) |
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