. Leaves and flowers : or, Object lessons in botany with a flora : prepared for beginners in academies and public schools . Botany. Okdeb 70.âASTERWORTS. 229 8 O. latifo'lla. Stem 4^Cf. high. Kays entire. Leaves ovate, serrate. S. 9 0. auricula'ta. Stem l-3f. high. Eays 2-5-toothed. Lva. often eared at hase. S. 10 O. lanceola'ta. Stem 2-3f. high. Eays ^5-toothed. Lvs. lanceolate, entire. S. 11 C. senifo'lia. Leaf divisions all entire, appearing in 6-leaved whorls. S. 12 O. vertioilla'ta. Leaf divisions all again divided into narrow-linear lobes. W. 13 C. palma'ta, Lvs. deeply 3-oleft, wedge-sh
. Leaves and flowers : or, Object lessons in botany with a flora : prepared for beginners in academies and public schools . Botany. Okdeb 70.âASTERWORTS. 229 8 O. latifo'lla. Stem 4^Cf. high. Kays entire. Leaves ovate, serrate. S. 9 0. auricula'ta. Stem l-3f. high. Eays 2-5-toothed. Lva. often eared at hase. S. 10 O. lanceola'ta. Stem 2-3f. high. Eays ^5-toothed. Lvs. lanceolate, entire. S. 11 C. senifo'lia. Leaf divisions all entire, appearing in 6-leaved whorls. S. 12 O. vertioilla'ta. Leaf divisions all again divided into narrow-linear lobes. W. 13 C. palma'ta, Lvs. deeply 3-oleft, wedge-shaped, lobes linear, not whorled. W. 14 O. delphiiiifo'lia. Leaves sessile, 8-parted, the divisions often lobed. S. 15 O. gladia'ta. Sword-lv. G. Leaves petioled, lance- olate, sometimes divided. Stem round. S. 16 C. angustifo'lla, Narro-w-hi. 0. Leaves petioled, uarrow-spatulate, entire. Stem square. S. 17 C. CEm'leri. (Einlei's G. Leaves petioled, lanoe- ovate, entire. Stem round below. S. 18 0. Dnmunoii'dii Brurn'm/md''6 G. Lvs. pin- nately 3-5-foliate, divisions oblong-oval, entire. + 19 O. tinoto'ria. Dyer's G. Leaves pinnately much divided, divisions linear, entire, t 20 O. ro'sea. Base 0. Stem leafy, leaves narrow- linear, entire. Eays rose-white. E. 21 O. iiTida'la. Leafless G. Stem few-leaved, leaves awl-shaped, entire. Eays rose-red. S. 5. ASTER. Starwort Heads many-flowered. Scales of the invo- lucre generally imbricated in two or more rows, and with green tips. Disk florets tubu- lar, perfect, rays fertile, in one row, oblong, revohite when old. Eeceptacle flat, marked ^- ^^ ^'" ^^""^ â with pits. Pappus simple, hair-like, rough. Achenium usually flattened. ^A large genus of if herbs, very abundant in the United States, flower- ing in late summer and autumn. Leaves alternate; disk florets yellow, changing to purple; rays blue, purple, or white, never yellow.âThe spe- cies are very variable, and many of them are hard to distinguish. * Eadical and low
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Keywords: ., bookcentury1800, bookdecade1860, booksubjectbotany, bookyear1869
