DICOTYLEDONOUS PLANTS 153 
2. B. manicata, Cels. Herb, with a short and fleshy stem. Leaves 
very unevenly heart-shaped, taper-pointed, the margins bristly 
fringed and sometimes with very remote teeth, upper surface dark 
green, lower surface and petioles partly covered with long fringed 
scales, stipules larger and fringed. Flowers flesh-colored, handsome, 
in a loose panicle borne on a long peduncle. Cultivated from Mexico. 
3. B. coccinea, Hook. Tall, 3-10 ft. high, somewhat shrubby, 
often with many erect, smooth stems from the same root. Leaves 
apihst2 
Ween 
Vices 
IM ug 
D B 
Fie. 18.— Begonia Flowers. 
A, staminate flower; JB, pistillate flower; C, twisted stigmas, enlarged; D, 
cross-section of ovary ; 0, Ovary; s, sepals; p, petals. 
broadly and unevenly lanceolate or ovate-lanceolate, half-heart-shaped 
or broadly one-eared at the base, acute, nearly or quite entire, smooth, 
dull green above, sometimes tinged with reddish below. Peduncles 
several_many-flowered, reddish, slender, somewhat nodding. Flowers 
showy, medium sized, scarlet. Fruit showy, scarlet, very broadly 
winged. Cultivated from Peru. [Often called B. rubra.] 
4. B. incarnata, Link and Otto. Herbaceous or mainly so, rather 
- tall (2-4 ft.), stems clustered, slightly reclining, hairy when young, 
