464 CARYOPHYLLACEA. 
absent. Calyx persistent. Stamens hypogynous; anthers in- 
nate. Ovary commonly 1-celled, styles 2—5. Capsule 1-celled, 
or rarely 2—5-celled ; placenta usually free central, or in the 
2—5-celled fruit slightly attached to the dissepiments. Seeds 
with the embryo curved round mealy albumen; or rarely 
straight. 
Division of the Order and Illustrative Genera.—The order has 
been divided into four tribes or sub-orders as follow :— 
Tribe 1. Alsinex.—Sepals distinct, and opposite the stamens 
when the latter are equal to theminnumber. Styles free (fig. 
Fic. 908. Fic. 909. 
\ 
Fic. 910. Fic. 911. : Rigs o12; 
Fig. 908. Diagram of the flower of a species of Dianthus.—Fig. 909. Ver- 
tical section of the flower of the same. Fig. 910. Essential organs of a 
species of Stellaria.—Fig. 911. Capsule of a species of Dianthus, dehiscing 
partially in a valyular manner so as to form four teeth at the apex.—— 
Fig. 912. Vertical section of the seed of Chickweed (Sfellavia media). 
910). Stipules none, or small and membranous. L/lustrative 
Genera :—Alsine, Wahlenb.; Stellaria, Linn. ; Spergula, Linn. 
Tribe 2. Silenex.—Sepals cohering into a tube (fig. 460), and 
opposite the stamens when the latter are equal to them in 
number. No stipules. Illustrative Genera :—- Dianthus, 
Linn. ; Liychnis, Linn. as 
Tribe 3. Molluginex.—Sepals distinct or nearly so, and alter- 
nate with the stamens when the latter are equal to them 
in number. If the stamens are fewer than the sepals, they 
are then alternate with the carpels. No stipules. Illustrative 
Genera :—Mollugo, Linn. ; Coelanthum, £. Mey. 
