Aruncus dioicus var. acuminatus

(Rydberg) H. Hara

J. Jap. Bot. 30: 68. 1955

EndemicSelected by author to be illustrated
Basionyms: Aruncus acuminatus Rydberg
Treatment appears in FNA Volume 9. Treatment on page 424. Mentioned on page 423.
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Leaf surfaces mostly glabrous. Styles 0.3–0.5 mm. Follicles slender, 2.5–5 mm. Seeds 1.8–2.5 mm. 2n = 18.

Phenology: Flowering early summer.
Habitat: Moist to wet ravines, rocky ledges, avalanche tracks, stream banks, forest edges and openings
Elevation: 0–4800 m

Distribution

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Alta., B.C., Yukon, Alaska, Calif., Oreg., Wash.

Discussion

References

None.

Lower Taxa

No lower taxa listed.