Jepson eFlora
Key to families | Table of families and genera

Key to Anemone

View taxon page for Anemone

(For a list of species in Anemone, use the above link.)

Jepson Manual glossary definitions can be seen by moving your cursor over words underlined with dots.

1. Fruit beak (18)20–40(50) mm, long-shaggy-hairy, plumose; sepals 10–17(19) mm wide ..... A. occidentalis

1' Fruit beak <= 6 mm, glabrous to puberulent, not plumose; sepals generally 3.5–15(20) mm wide

2. Leaves generally > 1; leaves, involucre bracts simple or 1–2-ternate, lobed to dissected; plant from tuber or caudex; fruit body densely woolly or silky; sepals <= 10 mm wide

3. Fruit aggregate ellipsoid, (15)20–30 mm; fruit beak soft-puberulent; e Desert Mountains ..... A. tuberosa

3' Fruit aggregate generally spheric, 10–20 mm; fruit beak glabrous; Klamath Ranges, Cascade Range, Sierra Nevada

4. Stamens 80–100; leaf ultimate segments 1–1.5(2) mm wide; involucre bracts ± 2-ternate, in 1 whorl; sepals white to ± blue ..... A. drummondii var. drummondii

4' Stamens 50–80; leaf ultimate segments (1.5)2–3.5(5) mm wide; involucre bracts ± 1-ternate, in (1)2 whorls; sepals green to yellow, blue, purple, or red (white) ..... A. multifida var. multifida

2' Leaves 0–2; leaves, involucre bracts simple or 1-ternate, crenate or serrate to lobed, not dissected; plant from rhizome; fruit body glabrous to puberulent or rough-hairy; sepals 1.5–15(20) mm wide

5. Involucre bracts generally simple, ± sessile; sepals generally 5, (8)10–15(20) mm wide, white; stamens >= 100 ..... A. deltoidea

5' Involucre bracts generally 1-ternate, stalked; sepals generally 5–7, generally 1.5–8 mm wide, blue to purple, ± red, pink, or white; stamens <=75

6. Fruit beak (0.5)1–1.5 mm; sepals 10–20 mm; stamens 30–60(75) ..... A. oregana var. oregana

6' Fruit beak ± 0.5–1 mm; sepals 3.5–15 mm; stamens <= 40

7. Sepals 7–15 mm, 4–8 mm wide; pedicel generally (0.5)3–10 cm in fruit; fruit beak 0.6–1 mm; stamens 25–40 ..... A. grayi

7' Sepals 3.5–8(10) mm, 1.5–3(3.5) mm wide; pedicel 1–3(4) cm in fruit; fruit beak ± 0.5 mm; stamens 10–30(35) ..... A. lyallii


Citation for the whole project: Jepson Flora Project (eds.) [year] Jepson eFlora, [accessed on month, day, year]
Citation for an individual treatment: [Author of taxon treatment] [year]. [Taxon name] in Jepson Flora Project (eds.) Jepson eFlora, [URL for treatment]. Accessed on [month, day, year].
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