Part 17 (2/2)

4. Anemonella. Stigma terminal, broad and flat. Radical leaves and involucre compound. Peduncles umbellate. Achenes 4--15, many-ribbed.

[+][+] Leaves alternate, compound. Flowers panicled, often dicious.

5. Thalictrum. Sepals usually 4, petal-like or greenish, Achenes few.

[*][*] Petals none. Sepals 3--5, caducous. Seed erect. Leaves alternate.

6. Trautvetteria. Achenes numerous, inflated, 4-angled. Flowers corymbose. Filaments white, clavate.

[*][*][*] Petals evident. Sepals usually 5. Achenes many.

7. Adonis. Sepals and petals (5--16, crimson or scarlet) flat, unappendaged. Seed suspended.

8. Myosurus. Sepals spurred. Petals 5, white. Achenes in a long spike.

Scapes 1-flowered. Seed suspended.

9. Ranunculus. Petals 5, yellow or white, with a scale or gland at base.

Achenes capitate. Seed erect.

Tribe III. h.e.l.lEBOREae. Sepals imbricated in the bud, rarely persistent, petal-like. Petals often nectariferous or reduced to staminodia or none. Pods (follicles) or berries (in n. 20, 21) few, rarely single, few--many-seeded.--Leaves alternate.

[*] Ovules and commonly seeds more than one pair. Herbs.

[+] Flowers regular, not racemose. Petals inconspicuous nectaries or slender or none. Sepals tardily deciduous.

10. Isopyrum. Petals none. Sepals broad, white. Pods few. Leaves compound.

11. Caltha. Petals none. Sepals broad, yellow. Leaves kidney-shaped, undivided.

12. Trollius. Petals 5--20, narrow, pitted above the base. Pods sessile.

Leaves palmately lobed.

13. Coptis. Petals 5--6, small, hollowed at apex, white. Pods long-stalked. Leaves radical, trifoliolate.

14. h.e.l.leborus. Petals small, tubular, 2-lipped. Sepals 5, broad, persistent and turning green. Pods sessile.

15. Eranthis. Petals small 2-lipped nectaries. Sepals 5--8, narrow, deciduous. Flower solitary, involucrate.

[+][+] Sepals and large spur-shaped petals regular, each 5.

16. Aquilegia. Pistils 5, with slender styles. Leaves ternately compound.

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