Herbs or succulent undershrubs with an acrid juice. Leaves alternate, oblique at the base, with large, scarious stipules. Flowers diclinous, pink-colored, cymous-

Calyx adherent, colored. Sepals of theOrder LIX Begoniaceae Begoniads 750 2 pairs, decussating; of the Order LIX Begoniaceae Begoniads 751 5, imbricated, or 8. Stamens CO, distinct or coherent in a column. Anthers clustered.

Ovary inferior, 3-celled, with 3 largo placentae meeting in the axis. Seeds minute, without albumen. Fruit capsular. (Fig. 270.)

Genera 4, aperies 160. mostly natives of the Indies and S. America - none N. American. They arc frequently cultivated as curious and ornamental. Properties astringent and bitter.

DIPLOCLIN'IUM, Lindl. Elephant's Ears. (Gr.Order LIX Begoniaceae Begoniads 752 double,

Order LIX Begoniaceae Begoniads 753 couch; alluding to the double placentas.) Fls. Order LIX Begoniaceae Begoniads 754 Sepals orbicular, colored like the petals, but larger; petals oblong, acute; stamens combined in a column; anthers in a globous head. Order LIX Begoniaceae Begoniads 755 Sepals 3, lanceolate, larger than the 2 petals; stigma lobes distinct, spiral, erect; capsule wings unequal; placentae double, or 2 in each cell.- Evergreen, succulent undershrubs.

D. Evansianum Lindl. Glabrous; st. branched, tumid and colored at the joints, succulent; lvs. large, slightly angular, mucronate-serrate, cordate-ovate, very unequal at base, petiolate, with weak, scattered prickles, and straight, red veins, the under surface deeply reddened; fls. pink-colored in all their parts, except the golden yellow anthers and stigmas;Order LIX Begoniaceae Begoniads 756 larger than the Order LIX Begoniaceae Begoniads 757 , and on peduncles twice as long. From China. (Begonia discolor Willd.) - Many other species are found in conservatories - too many for our limits.