. Key and flora : northern and central states . Botany. BEGONIA FAMILY 165 1. B. Rex Putz. Herb, apparently stemless or nearly so, from a fleshy rootstock. Leaves large, taper-pointed, very unequally heart- shaped ; the margin sinuous, often bristly-fringed; upper surface wholly silvery, or mottled silvery and dark green; lower surface green or reddish, or of both colors. Flowers few, large (li-lf in. in diam- eter) , varying from yellow to pinkish. Cultivated from the Himalayas. Many varieties. 2. B. manicata Brongn. Herb, with a short and fleshy stem. Leaves very unevenly heart-shaped, taper
. Key and flora : northern and central states . Botany. BEGONIA FAMILY 165 1. B. Rex Putz. Herb, apparently stemless or nearly so, from a fleshy rootstock. Leaves large, taper-pointed, very unequally heart- shaped ; the margin sinuous, often bristly-fringed; upper surface wholly silvery, or mottled silvery and dark green; lower surface green or reddish, or of both colors. Flowers few, large (li-lf in. in diam- eter) , varying from yellow to pinkish. Cultivated from the Himalayas. Many varieties. 2. B. manicata Brongn. 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 sur-. Fig. 25. Begonia flowers A: a, staminate flower; 6, pistillate flower. B, cross section of ovary; C, twisted stigmas, enlarged face 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. Tail, 3-10 ft. high, somewhat shrubby, often with many erect, smooth stems from the same root. Leaves 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 red 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.^. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Bergen, Joseph Y. (Joseph Young), 1851-1917. Boston : Ginn
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectbotany, bookyear1908
