9. CALTHA. 



Tribe IV. HELLEBOREM 

 9. CALTHA. 



1. palustris. Pet. deciduous. Stem 

 erect. L. cordate, rounded, crenate. p. 3, 4. 

 Marshes. 



2. radicans. Pet. deciduous. Stem 

 creeping. L. cordato-triangular, serrato-creuate. 

 p. 5, 6. Sides of lakes and rivulets. Sc. 



10. TROLLIUS. 



1. europseus. Pet. 15, converging in 

 a globe. Nect. 5-10, like smaller Pet. p. 

 5, 6. Cool hills, n. and m. Eu. 



11. ERANTHIS. 



1. byemalis. Pet. 6-8, oblong, p. 2. 

 Base of mountains. Pr. Ger. Sw. It. occ. 



12. HELLEBORUS. 



1. niger. Scape leafless, 1-2-flowered, 

 with 2-3 oval bracts. Root L. pedate, quite 

 smooth, p. 12-4. Suhalpine woods, m. Em*. 



2. purpurascens. Stem few-flowered, 

 bearing entii'e or cloven, sessile floral L. Root 

 L. digitate. Lts. cuneate at base, 3-5-lobed at 

 top. Pet. subrotund. p. 2, 3. Woods. Apen. 

 of Tusc. 



/3. Bocconi. Stem exceeding L. 



3. viridis. Stem few-flowered, leafless, 

 except at the branches. Root L. digitate. Stem 

 L. nearly sessile, palmate. Pet. ovato-subro- 

 tund. p. 3, 4. Woods and thickets, occ. 



4. odorus. Stem few-flowered, naked, 

 except at the branches. L. palmate, mth pro- 

 minent veins. Stigma horizontally recurved. 

 p. 3, 4. Mountain woods. Salzb. Cam. 



5. dumetorum. Stem few-flowered, 

 naked, except at the branchings. L. palmate. 

 (Pedate, Koch, in 3, 4, 5.) Secondary veins 

 immersed, p. 3, 4. Thickets. Trieste. Sty. 



6. foetidus. Stem many-flowered, leafy. 

 Lower L. pedate, smooth ; upper trifid, on a 

 dilated stalk. Bracts oval. p. 3, 4. Calc. 

 thickets, n. Eur. 



7. lividus. Stem many-flowered, leafy. 

 L. temate, smooth, glaucous beneath, Lts. 

 ovato-lanceolate. p. 1-3. Cors. Sard. 



13. ISOPYRUM. 

 1. thalictroides. Caps. 1-3. Sep. 5. 



Pet. obtuse, lower stalks dilated at the base 

 into membranous aiu-icles. p. 4, 5. Shade. 

 Pyr. Dauph. Sav. Austr. Boh. n. It. 



14. GARIDELLA. 



1. Ni^ellastrum. 



spreading. Sta. 10-12. 

 Prov. 



Nectaries sessile, 

 p. Vines and olives. 



15. NIGELLA. 



1. arvensis. Anthers apiculate. Styles 

 5-7, spirally rolled back. Caps, smooth, 

 united beyond the middle into an obconical 

 fruit. Invol. 0. a. 7-2. Fields, m. and s. Eu. 



2. sativa. Anthers not apiculate. Caps, 

 mm-icate, united to the top into an ovate Er. 

 Invol. 0. a. 6-8. Fields. Mtp. Erfui-t. 



3. damascena. Anthers not apiculate. 

 Caps, smooth, united to the top into a sub- 

 globose Fr. El. surrounded by a leafy Invol. 

 a. 6-8. Fields. Coasts of Mdt. 



16. AQUILEGIA. 



1. vulgaris. Spm* hooked. Caps, villous. 

 Stem leafy, many-flowered. Styles not ex- 

 ceeding Sta. L. biternate, nearly smooth. 

 p. 5, 6. Shade. 



0. Hmnckiana. L. more deeply divided. 

 Upper Carth. Laybach. 



7. atrata. Sta. poiTcct, much exceeding the 

 very dark El. Sw. 



2. viscosa. Spur curved. Caps, villous; 

 Stem nearly naked, few-flowered. Styles not 

 exceeding Sta. L. biternate, viscoso-pubescent. 

 p. Open. Mdt. Fr. 



3. alpiua. Spur slightly incurved, half 

 as long as the lamina. Stem leafy, 2-3- 

 flowered. Lts. biternate. Segments liaear. p. 

 7, 8. High shade, m. Alps. 



4. pyrenaica. Spm- straight, nearly 

 equalling the lamina. Stem nearly naked, 1-3- 

 flowered. Lts. once or twice ternate. Seg- 

 ments linear, p. 7, 8. High meadows. Pyr. 

 Italy. Sw. Pyi-. Carn. Mountains of Carrara. 



17. DELPHINIUM. 



A. Fei. united; 1 inner Spur. L. divided 

 into linear segments. Germen 1. 



1. Consolida. Stem erect, with divari- 

 cate branches. Flower-stalks much exceeding 

 floral L. Caps, smooth, a. 6, 7. Fields, m. 

 and s. Eur. 



