Bensoniella oregona

(Abrams & Bacigalupi) C. V. Morton

Leafl. W. Bot. 10: 181. 1965,.

Basionym: Bensonia oregona Abrams & Bacigalupi Contr. Dudley Herb. 1: 95, plate 5, fig. 1. 1929
Treatment appears in FNA Volume 8. Treatment on page 84.

Leaves: petiole 2–15 cm; blade 2–5 cm. Racemes scapose, 20–40 cm, sparsely glandular-stipitate proximally, more densely glandular-stipitate distally. Flowers: hypanthium campanulate, 2–4 mm, short stipitate-glandular; sepals erect, oblong, 1.5–2.5 mm, apex rounded, short stipitate-glandular marginally; petals linear, threadlike, sometimes coiled, unlobed, 1.5–2 mm; stamens 3 mm, exserted 2 mm; styles 2–3 mm, exserted 2 mm. Capsules globose, (1.8–)2–2.7 mm. Seeds 40–50, 0.8–0.9 mm. 2n = 14.

Phenology: Flowering May–Aug.
Habitat: Wet meadows, bogs, shady fir forests
Elevation: 1000-1600 m


Bensoniella oregona is found in the mountains from Humboldt County, California, to Douglas County, Oregon.

Selected References


Lower Taxa