PENTANDRIA. 
269 
(CNKDIUM. Fruit ovate, acute, with equidistant, very sharp 
ribs ; interstices deep, concave; juncture contracted. 
Cal. none* Pet. equal, obovate, or inversely heart- 
shaped : Styles hemispherical at the base ; subsequently 
elongated, spreading, cylindrical: FI. Recept . annular, 
thin, undulated, erect; afterwards depressed. FI. im¬ 
perfectly separated, nearly regular. Sm. E.) 
CO'NIUM. Flowers uniform ; all fertile : Partial Invol. ex¬ 
tending but half-way round : Petals heart-shaped : Seeds 
gibbous, ribbed and furrowed. 
BU'NIUM. Flowers uniform ; all fertile : Partial Invol. like 
bristles : Petals heart-shaped. 
ATHAMAIFTA. Flowers uniform ; all fertile : Petals heart- 
shaped : Seeds convex ; striated. 
BUPLEU'RUM. Flowers uniform; all fertile : Partial Invol. 
resembling the petal: Petals rolled inwards. 
SI'UM. Flowers uniform : all fertile : Petals heart-shaped: 
Seeds nearly egg-shaped ; striated. 
SELI'NUM. Flowers uniform; all fertile : Petals heart-shaped : 
Seeds compressed; striated. 
CRITIFMUM. Flowers uniform ; all fertile : Invol. horizontal: 
(Petals broad at the base. E.) 
LIGUS'TICTJM. Flowers uniform; all fertile : Invol. membra* 
nous : Petals rolled inward : [Cal. quinquedentate, small. 
E.) 
ANGEL'ICA. Flowers uniform; all fertile : Umbellules globu¬ 
lar : Petals nearly flat: (Seed hemispherical, three¬ 
winged. E.) 
SI'SON. Flowers uniform ; all fertile : Umbel, of few' spokes : 
Petals nearly flat. 
B. lnvolucrum only partial. 
CORIAN'DRUM. Flowers radiate; central ones barren: Fruit 
globular. 
SCAN'DIX. Flowers radiate; central ones barren: Fruit 
oblong. 
(ANTHRIS'CUS. lnvolucrum rarely present: Fruit ovate, 
muricate or hispid, with a short glabrous beak : Styles 
persistent. Grev. E.) 
