Pee Poets ee aD a Rg en eee ree tren oe 
604 PHARMACEUTICAL BOTANY 
rich in varied alkaloids, some of medicinal value. Leaves 
opposite, entire, stipulate and interpetiolate. Inflorescence a 
raceme of dichesial cymes, occasionally condensing to scorpioids. 
Flowers perfect, often dimorphic, pentamerous or tetramerous; 
Fic. 460.—Cephaélis Ipecacuanha—Plant and dried root. (Sayre.) 
sepals five (Cinchona, etc.) but four in Galium, small, green, sub- 
tended with other flowers by one or two or more enlarged peta- 
loid. bracts; petals five (Cinchona, etc.) to four in Galium, stellate, 
varying from shallow-rotate to elongate-tubular or funnel- 
shaped with stellate limbs; stamens five to four, epipetalous; 
pistil nearly always bicarpellate, rarely of five to four carpels; 
ovary inferior, two-celled with central placentation; styles either 
