. A spring flora for high schools. Botany. COMPOSITAE (COMPOSITE FAMILY)- i;2i. Erigeron, Fleabane; a, E. pulchellus; h, philadelphicus. E. philadelphicus, Fleabane. Hairy; stem leafy, corymbed, bearing several small heads; leaves oblong, the upper clasping by a heart- shaped base, entire, the lowest spatulate, toothed; rays much more numerous, very nar- row, rose-purple or flesh^color. Generally in rich soil. May to August. ANTENNARIA White-woolly herbs, with entire leaves and eorymbose or racemose heads. Heads many-flowered, dioecious; flowers all tubular. Involucre dry and scarious, whi
. A spring flora for high schools. Botany. COMPOSITAE (COMPOSITE FAMILY)- i;2i. Erigeron, Fleabane; a, E. pulchellus; h, philadelphicus. E. philadelphicus, Fleabane. Hairy; stem leafy, corymbed, bearing several small heads; leaves oblong, the upper clasping by a heart- shaped base, entire, the lowest spatulate, toothed; rays much more numerous, very nar- row, rose-purple or flesh^color. Generally in rich soil. May to August. ANTENNARIA White-woolly herbs, with entire leaves and eorymbose or racemose heads. Heads many-flowered, dioecious; flowers all tubular. Involucre dry and scarious, white or colored, im- bricated. A c h e n e s terete or flattish; pap- pus a single row of bristles. ; A. canadensis, Everlasting. Forming broad mats; stems slender; basal leaves small, spatulate to oblanceolate; stem leaves scattered; heads loosely corymbose; styles pale, drying brownish. Dry soil. May to July. A. plantaginifolia. Plantain-leaved Everlasting. Basal leaves from broadly ovate to oblanceolate; stem leaves scattered, lanceolate; heads loosely or densely corymb- ose; styles crimson. Dry soil. April to June. RUDBECKIA Herbs, with alternate leaves, and showy terminal heads. Heads many-flowered. Everlasting; ^ith yellow rays. Bracts of the involucre leaf-like, spreading. Receptacle conical or columnar. Achenes 4-angled, smooth, with no pappus. R. hirta. Black-eyed Susan. Very rough and bristly-hairy through- out; stems simple or branched near the base, naked above, bearing. 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 Cowles, Henry Chandler, 1869-1939; Coulter, John G. (John Gaylord), b. 1876. joint author. New York, Cincinnati [etc. ] American Book Company
Size: 1685px × 1484px
Photo credit: © The Book Worm / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1915
