. The American botanist and florist: including lessons in the structure, life, and growth of plants; together with a simple analytical flora, descriptive of the native and cultivated plants growing in the Atlantic division of the American union. Botany; Botany. OuDEii 155.—GRAMINE^. 411. § riaiiv copious silky, longer than the gl. Sta. 1 Nos. 1—3 ? § Hairs shorter than the glumes. Sta. 3 (1 in No. 4)... (a) a Spikes digitate, 2—i together at summits Nos. 4, 5 a Spikes single, one at the top of each branch Nos. 6—8 a Spikes clustered, paniculate; awns very long No. 1 A. macroiiriis Mx. Culm ere
. The American botanist and florist: including lessons in the structure, life, and growth of plants; together with a simple analytical flora, descriptive of the native and cultivated plants growing in the Atlantic division of the American union. Botany; Botany. OuDEii 155.—GRAMINE^. 411. § riaiiv copious silky, longer than the gl. Sta. 1 Nos. 1—3 ? § Hairs shorter than the glumes. Sta. 3 (1 in No. 4)... (a) a Spikes digitate, 2—i together at summits Nos. 4, 5 a Spikes single, one at the top of each branch Nos. 6—8 a Spikes clustered, paniculate; awns very long No. 1 A. macroiiriis Mx. Culm erect, 2—3f, much branched; spkl. very delicate, in pairs, with a spathe, very many, forming a dense leafy, silky panicle ; sterile spikelet only a pedicel; s awn a straight bristle, 8", hairs 4". Wet ..^ ,, grounds, N. Y., and S. Sept. + iXriw'^'i lh[\l\% 2 A. Vlrginlcus L. Culm triangular, tall (3—5f), the^"''''"''^ -^JiM/.kU upper half loosely paniculate and nodding; spikes (like S No. 1, light and feathery, 1', two from each spathe) scat- ^/^' * tered ; sterile spikelet a mere pedicel; awns 9" ; spathe 2'. Dry soils. Sept., Oct. 3 A. arg-enteus Ell. Culm purplish, slender, 1—3f; branches 1 or 2 at each upper node, each with a pair of spikes 12—15" long at top; fls. concealed by the silvery- white hairs ; awn 7—8". No spathe. Dry soils, Va., and S. Sept., Oct. 4 A. tctrastycUtis Ell. Culm erect, 2—3f; leaves and sheaths very hairy; branches 1 or 2 at each node, each with 4 (rarely 2) spikes at top ; sterile spikelet an awnlike glume only; glume serrulate ; awn 4 times its length. Low lands, S. Sept. 5 A. furcatus Muhl. Forked spike. Culm erect, 4—Tf; Ivs. and sheaths glabrous; spikes purplish, digitate, in 2's—5's, 3—5' long; spkl. appressed, the stalked one i ; awn of the s flower bent, 8—10" long. Meadows and prairies : common. August. 6 A. tener (Nees). Culms 2—3f, slender, rigid ; leaves narrow, rigid;
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Keywords: ., bookcentury1800, bookdecade1870, booksubjectbotany, bookyear1870
