DODECANDRIA. TRIGYNIA, 249 
S.Vess. none. The catkin enlarges, and contains the 
seed within the base of each scale. 
Srp. Nut egg-shaped, compressed, covered by the per- 
manent involucrum, which is egg-shaped, compressed, 
ribbed ; rim with 6 clefts, 2 opposite teeth larger than 
the others. 
AGRIMO'NIA. Tourn. 155. Garin. ag: 
Cat. Cup 1 leaf, with 5 clefts, acute, small, superior, 
Sermanent, surrounded by another Supe 7, 
Ree Fa ow? 5, flat, notched at the end; claws narrow, 
to the cup. 
Sin "Fi ments hair-like, shorter than the blossom, fixed 
to the cup. Anthers small, double, compressed. 
Pist. Germen beneath. Ho ag 2, ‘simple, as long as the 
stamens. Summits blunt. 
S. Vgss. none. “agprsh canes hard and closes a f Sih neck, 
SEEDS 2, roun, roundish, 
Ons. The number of stamens Gceattaalye th uncertain ; in 
some flowers 12, sometimes 10, frequently 7. In the Agri- 
- monia eupatoria the outer cup adheres to the inner one; the 
seeds are 2, the stamens from 12 to 20; the fruit surrounded 
by bristles. Liyn.—Stamens from 5 to 12. 
7 
“TRIGYNIA. | . 
FA’/GUS. Tourn. 351 © 352, Castanea. Gertn. 37. 
Male flowers. Feat” 
Cat, Cathkin roundish, or cylindrical. : 
- Cup 1 leaf, bell-shaped, with about 6 clefts. 
Boss. none. 
Stam. Filaments many, (5 to 20,) as long as ‘the cup, 
bristle-shaped, -Anthers oblox ne 
Female flowers in a bud on the same plant. 
Cat. Involucrum 1 leaf, with 4 clefts, upright, acute, 
_. permanent, inclosing 2 or 3 florets. 
of each floret, very small, e.mee with 6 clefis, 
upright, acute, permanent. 
Bioss. none. ~ 
Pist. Germen somewhat 3-cornered, with 3 or 6 cells, 
rudiments of the seeds in pairs, Style very short, with 
3 or 6 divisions, Summit simple. 
