294 DICOTYLEDONS. RANUNCULACE/E. Ranunculus. 



1. Cl. vitalba, stem sarmentose, leaves pinnate, leaflets cordato- 

 ovate inciso-lobate, petioles scandent, peduncles rather shorter 

 than the leaves, p. 171. 



2. THALICTRUM. 



Cal. (Pet., Sm.) of 4 5 leaves. Pet. none. Pericarps with- 

 out awns (ecaudate). 



1. Th. alpinum, stem simple nearly leafless, raceme simple termi- 

 nal, flowers drooping, segments of the leaves glabrous, p. 171 . 



2. Th. minus, leaves tripinnate, leaflets trifid glaucous, flowers 

 panicled drooping, p. 172. 



3. Th. majus, "leaves tripinnate, leaflets lobed" (mostly trifid), 

 " branches of the panicle subumbellate. flowers drooping." 



p. 172. 



4. Th. flavum, stem, erect branched furrowed, leaves bipinnate, 

 leaflets wedge-shaped trifid, panicle much branched subcorym- 

 bose, flowers erect, p. 172. 



3. ANEMONE. 

 Involucre of 3 divided leaves, distant from the flower. Cal. 



(Cor., Sm.) petaloid, of 5 9 leaves. Pet. none. Peri' 



carps with or without awns. 

 1. A. nemorosa, leaves ternate lobed and cut, involucre the same 



petiolate, stem single-flowered, capsules without awns. p. 171. 



4. ADONIS. 

 Cal. of 5 leaves. Pet. 5 10, without any nectary. Pericarps 



without awns. 

 1. A. autumnalis , petals concavo-connivent scarcely longer than 



the glabrous cal., pericarps reticulate collected into an ovate 



head, stem branched, p. 172. 



5. RANUNCULUS. 

 Cal. of 5 leaves. Pet. 5 10, with a nectariferous pore at the 



base. Pericarps without awns. (In R. Ficaria there are 3 



cal. leaves and many petals.) 



* Pericarps transversely wrinkled. Petals white; claw yellow } ivith a 



nectariferous pore. (Decand.) 



1 . R. aquatilis, stem floating submersed, leaves capillaceo-mul- 

 tifid, floating ones tripartite their lobes cut, petals obovate 

 larger than the cal., pericarps glabrous or hispid, p. 173, 



|3. all the leaves capillaceo-multind., 



2. R. hederaceus, stem creeping, leaves roundish kidney-shaped 

 with 3 5 rounded entire lobes, petals small scarcely longer 

 than the cal., stam 5 10, pericarps glabrous, p. 173. 



* Pericarps smooth or echinated (not transversely wrinkled). Petals 



with a small scale at the base. (Decand.) 

 t Flowers white. 



3. R, alpcstris, leaves glabrous orbicular deeply 3-lobed, lobci 



