Anemone L.

14. Anemone L. View in CoL 1

Perennial herbs. Flowering stems with a whorl of 3(4) often partially united leaves. Flowers conspicuous, usually solitary. Perianth-segments 5-14, petaloid, imbricate. Honey-leaves absent. Stamens numerous. Achenes numerous; style not elongated or feathery.

1 Cauline leaves sessile 2 Stems branched 10. dichotoma 2 Stems simple 3 Cauline leaves undivided or almost so

4 Perianth-segments 12-19, narrowly elliptical 16. hortensis

4 Perianth-segments 7-12, broader 17. pavonina

3 Cauline leaves much divided

5 Flowers 2-8 in an umbel, rarely fewer; achenes glabrous, winged 9. narcissiflora

5 Flowers solitary; achenes woolly, not winged

6 Basal leaves deeply cut; flowers not yellow 15. coronaria

6 Basal leaves shallowly lobed, suborbicular; flowers yellow

14. palmata

1 Cauline leaves petiolate 7 Plant with a creeping or tuberous rhizome; achenes not woolly

8 Perianth-segments 1-1-5 mm wide, greenish-white, strongly deflexed 8. reflexa

8 Perianth-segments at least 2-5 mm wide, variously coloured but not greenish-white, patent

9 Leaves tripartite and serrate but not further divided

3. trifolia

9 Leaves with primary divisions lobed

10 Anthers pale yellow or white; flowers usually blue

11 Perianth-segments pubescent beneath; head of achenes erect 6. apennina

11 Perianth-segments glabrous beneath; head of achenes nodding 7. blanda

10 Anthers deep yellow; flowers rarely blue

12 Perianth-segments with white hairs beneath

13 Cells of the upper epidermis of the perianth-segments

not mammillate; flowers always yellow (widespread)

4. ranunculoides

13 Cells of the upper epidermis of the perianth-segments mammillate; flowers reddish, purplish, white or

yellow (C. Ural) 5. uralensis

12 Perianth-segments glabrous beneath

14 Rhizome brown; perianth-segments (5—)6—7(— 12)

I. nemorosa

14 Rhizome yellowish; perianth-segments 8—12(— 15)

2. altaica

7 Plantwithouta creepingortuberousrhizome; achenes very woolly

15 Primary divisions of leaves 5; perianth-segments usually 5 II. sylvestris

15 Primary divisions of leaves 3; perianth-segments 7-10 16 Plant 5-12 cm (-20 cm in fruit); stock slender, with few or no remains of petioles of former years; heads of achenes elongating in fruit 12. baldensis

16 Plant 25-30 cm; stock stout, clothed in remains of old petioles; head of achenes globose 13. pavoniana