ranunculace.e. 51 



Plate 20. 

 CIMICIFUGA, L. 



Calyx 4 - 5-sepalus, petaloideus, caducus. Petala sen sta- 

 minodia 1-8, unguiculata, biloba. Ovaria 1-8. Folliculi 

 polyspermi ; seminibus horizontalibus depressis, aut verticali- 

 bus compressis. — Folia bi - triternatisecta. Racemi virgati. 



Subgen. Macrotys. — Petala tenuiter unguiculata, fere 

 plana. Stigma sessile, depressum. Folliculi solitarii, rarius 2, 

 sessiles, ovoidei ; seminibus horizontalibus depressis Actaeae. 



Macrotys, Raf. in Med. Rep. 1. c. & Desv. Jour. Bot. (1808) 2. p. 170. 

 Botrophis, Raf. Med. Fl. 1. p. 85. Fisch. & Mey. Ind. Petrop. 1835. p. 20. 

 Act.ea, Sect. Macrotys, DC. Syst. 1. p. 383. 

 Cimicifuga, Sect. Macrotys, Torr. & Gray, Fl. N. Am. 1. p. 36. 



Black Snake-root. Black Cohosh. 



Subgen. Cimicifuga vera. — Petala saspius concava, fundo. 

 pi. m. nectarifera. Folliculi 2-8, stipitati, compressi, stylo 

 tenui apiculati (stigmate min'uto) ; seminibus verticalibus la- 

 teraliter compressis, testa squamulis membranaceis echinata. 



Cimicifuga, Linn. Gen. 1282, & Amoen. Acad. 7. p. 193. t. 4. 



Act.«a, Sect. Cimicifuga, DC. I.e. 



Cimicifuga & Actinospora, Fisch. & Mey. 1. c. Endl. Gen. 4801 -2. 



Btighane. 



Calyx of 4 or 5 ovate or orbicular and concave petaloid 

 sepals, imbricated in aestivation, regular, caducous. Petals 

 1 to 8, small, hypogynous, unguiculate, plane, or more or 

 less concave and nectariferous near the base, usually two- 

 lobed or two-homed at the apex, sometimes attenuated or 

 imperfectly antheriferous, and evidently appearing as trans- 

 formed stamens. Stamens very numerous, hypogynous, in 

 many series on the oblong receptacle : filaments filiform, 

 elongated: anthers short, innate or obscurely introrse. Pis- 

 tils 1 to 2, sessile and with a depressed terminal stigma in 



