642 POLYANDRIA. MONOGYNIA. Act mh. 
POLYGYNIA. 
ZOSTE^RA. Spike-stalk strap-shaped, bearing fruit on one 
side : CaL none : Bloss. none : Siam. alternate: Seed 
solitary, alternate. 
CLEM'ATIS. CaL none : Bloss . four petals : Seeds many, 
with feathery tails. 
THALICTRUM. Cal. none : Bloss. four or five petals : Seeds 
many, awnless, naked. 
A 7 RUM. ( Sheath one leaf, convolute at the base : Sheath-fruit- 
stalk, naked above ; bearing pistils below, and sessile 
stamens in the middle : Bloss. none : Berry one-celled, 
one-seeded. E.) 
HELLEB'ORUS. Cal. none : Bloss. five petals, permanent: 
Nectaries numerous, tubular: ( Follicles three or four, 
beaked. E.) 
CAL'THA. Cal. none : Bloss. five or more petals : Caps. ( Fol¬ 
licles five to ten : E.) Nectaries none. 
AYEMO'NE. Cal. none : Bloss. five to fifteen petals : Seeds 
many. 
TROL'LIUS. Cal. none : Bloss. fourteen petals: Nectaries 
strap-shaped: Caps, many-seeded. 
SAGXTTA'RIA. Flowers B. and F. on the same plant: CaL 
three leaves : Bloss. three petals. 
B. Filaments about twenty-four. 
F. Seeds many, naked. 
RANUN'CULUS. Cal. five (or three) leaves : Bloss. five (or 
eight) petals: Seeds many : Petals with a nectary in the 
claw. 
ADO'NIS. CaL five leaves : Bloss. five or ten petals: Seeds 
numerous, angular, naked. 
£Nymphsea alba. Papaver somniferum.] 
MONOGYNIA. 
ACTiE'A. Bloss. four petals : CaL four leaves: Berry one- 
celled : Seeds flattened, in two vertical rows. E.) 
A. spica'ta. Bunch egg-shaped: fruit berry-like. 
