. An illustrated flora of the northern United States, Canada and the British possessions, from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian. Botany; Botany. Genus 5. SEDGE FAMILY. 321. 3. Fimbristylis puberula (Michx.) Vahl. Hairy Fimbristylis. Fig. 786. Scirpus puberulus Michx. Fl. Bor. Am. 1: 31. 1803. F. puberula Vahl, Enum. 2: 289. 1806. Perennial by stout rootstocks, culms slender, 3-angled, 8'-2° tall, usually exceeding the leaves. Leaves involute, less than 1" wide when un- rolled, often more or less pu
. An illustrated flora of the northern United States, Canada and the British possessions, from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian. Botany; Botany. Genus 5. SEDGE FAMILY. 321. 3. Fimbristylis puberula (Michx.) Vahl. Hairy Fimbristylis. Fig. 786. Scirpus puberulus Michx. Fl. Bor. Am. 1: 31. 1803. F. puberula Vahl, Enum. 2: 289. 1806. Perennial by stout rootstocks, culms slender, 3-angled, 8'-2° tall, usually exceeding the leaves. Leaves involute, less than 1" wide when un- rolled, often more or less pubescent, their sheaths green; leaves of the involucre 2-4, short; umbel simple or compound, the rays ¥-2' long; central spikelets sessile; spikelets oblong, ob- tuse or subacute, 3"-$" long, i"-ii" in di- ameter; scales thin, brown with a lighter midvein, broadly oblong or nearly orbicular, dull, puberulent, obtuse or mucronate; stamens 2-3; style 2-cleft; achene obovate or oblong, biconvex, pale brown, longitudinally striate and reticulated. Fields and meadows, southern New York to Florida and Louisiana. Also from Ontario, Michigan and Illinois to Kansas and Texas. Mis- taken in our first edition for F. castanea. July- Sept. 4. Fimbristylis Baldwiniana Torr Weak Fimbristylis. Fig. 787. F. Baldwiniana Torr. Ann. Lye. N. Y. 3: 344. 1836. Annual, roots fibrous, culms slender, flattened, striate, densely tufted, erect or ascending, 2'-is' long, usually longer than the leaves. Leaves flat, about I" wide, glabrous or sparingly ciliate, pale green and appearing glaucous, those of the involucre 3-5, one of them often exceeding the umbel; umbel simple or slightly compound, the central spikelet sessile; spike- lets ovoid or ovoid-oblong, 3"-6" long, about 1" in diameter; scales ovate, thin, pale greenish-brown, sub- acute or mucronulate; stamen 1; style 2-cleft, pubes- cent; achene biconvex, obovoid, light brown, longi- tudinally ribbed, the rib
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913
