Shrubs 2–3 m; twigs erect or ascending, green, strongly 8–10-angled, villous or glabres­cent. Leaves 15 mm; petiole (2–)3–6 mm, densely pilose, appressed-villous, or glabrate; leaflets 1 or 3 (often unifoliate in new growth), blades obovate or oblong, 2–6.5 × 2–6.5 mm, base rounded, apex abruptly acuminate or cuspidate, surfaces lustrous with age, puberulent or glabrous. Inflorescences erect, 1 or 2-flowered. Pedicels 5–10 mm, glabrous. Flowers: calyx campanulate, 5 mm, lips barely lobed, appressed-pubescent; corolla yellow, 20–25 mm, banner not reflexed. Legumes inflated (not laterally compressed), narrowly oblong, 1.5–4 cm, surfaces densely white-hairy. Seeds 3–6, dark brown, reniform, 2–3 mm. 2n = 46, 48.

Phenology: Flowering May–Aug.
Habitat: Disturbed areas, roadsides.
Elevation: 0–300 m.

Distribution

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Introduced; B.C., Calif., Oreg., sw Europe, introduced also in s South America (Chile).

Discussion

Cytisus striatus is extensively naturalized in Cali­fornia, from the San Francisco Bay area to the Peninsular Ranges; in Oregon, it is known from Douglas and Lane counties.

Selected References

None.

Lower Taxa

None.