96 
INTRODUCTION TO BOTANY. 
Ten-stamened, decandri . Many caryophylleae, most le- 
go min osse. PI. 10, fig. 5. 
Dodecandrous, dodecandri. Having not less than twelve, 
nor more than nineteen anthers in each flower. Reseda, 
Sempervivum, Lythrum spicatum. 
Icosandrous, icosandri. Having twenty stamens, at least, 
inserted on the sides of the calyx. Rosaceae, Pomaceae. 
Polyandrous, polyandri. Having twenty stamens, at 
least, not attached to the sides of the calyx, but at the bot- 
tom, under the ovary. Ranunculaceae, Papaveracese. PL 10, 
fig. 1.5. 
f Gynandrous, gynandri. When the male organs are 
seated on some part of the female. Orchideae, Aristolochia. 
If Isostemones. The stamens equal in number to the pe- 
tals, or lobes of the corolla. Umbelliferae. PI. 10, fig. 17. 
Anisostemones . The stamens not equal in number to the 
petals, or lobes of the corolla. 
Meiostemones . The stamens fewer than the petals, or 
lobes of the corolla. Veronica. 
j Dyplostemones. The stamens twice as many as the petals. 
Sedum, Caryophylleae. 
Polystemones. The stamens much more numerous than 
the petals. Ranunculaceae, Papaveracese. 
If Didynamous, didynami. Two of the stamens longer 
than the others. Labiatae. 
Tetradynamous, tetradynami. Four of the stamens 
longer than the others. Cruciferse. PI. 10, fig. 1. 
^f Symphyostemones. Stamens soldered together. 
Monadelphous, monctdelphi , cylindrolasiostemones. Fila- 
ments soldered together in a tube. Malvaceae, Jatropha. 
PI. 11, fig. 14. 
Diadelphous, diadelphi . Filaments in two divisions. 
Fumaria, most leguminosae, but in the latter one of the fila- 
ments remains separate. PL 10, fig. 9. 
Polyadelphous, polyadelphi. Filaments soldered together 
in three or more bundles. Hypericum. PI. 10, fig. 15. 
Syngenesious, syngenesis symphytantheris cylindrantheri 9 
synantheru Anthers soldered together. Composite, 
Viola. 
EleutherantherL Anthers not soldered together. Most 
simple flowers. 
9. Pistils. 
One-sty led, Flores monogyni . When each flower has 
only one style. Cruciferae, Lilium. 
