. 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. 14. Poa sylvestris A. Gray. Sylvan Spear-grass. Fig. 617. Poa sylvestris A. Gray, Man. 596. 1848. Culms i°-3° tall, erect, slender, simple, slightly flat- tened, smooth, glabrous. Sheaths shorter than the ternodes; ligule i" long or less; blades smooth beneath, rough above, i"s" wide, those of the culm i4'-6' in length, the basal much longer
. 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. 14. Poa sylvestris A. Gray. Sylvan Spear-grass. Fig. 617. Poa sylvestris A. Gray, Man. 596. 1848. Culms i°-3° tall, erect, slender, simple, slightly flat- tened, smooth, glabrous. Sheaths shorter than the ternodes; ligule i" long or less; blades smooth beneath, rough above, i"s" wide, those of the culm i4'-6' in length, the basal much longer; panicle 3'-/ in length, the branches spreading or ascending, often reflexed in age, li's' long, spikelet-bearing at the extremities; spikelets 2-4-flowered, i"-2" long; empty basal' scales acute, the lower 1-nerved, the upper longer and 3-nerved; flowering scales about ij" long, webbed at the base, obtuse, often pubescent below, 5-nerved, the midnerve pubescent nearly its entire length and the marginal nerves below the middle. In thickets and meadows, New York to Wisconsin, Ne- braska, south to Florida and Texas. Branches of the panicle sometimes reflexed when old. 15. Poa alsodes A. Gray. Grove Meadow-grass. Fig. 618. Poa alsodes A. Gray, Man. Ed. 2, 562. 1856. Culms 8'-2i° tall, erect, slender, simple, smooth and glabrous. Sheaths usually longer than the internodes; ligule I" long; blades usually rough, i"-2" wide, those of the culm 2-8' in length, the basal longer; panicle 3i'-8' in' length, the branches spreading or ascending, ii'—3' long, spikelet-bearing at the ends; spikelets 2-3- flowered, about 2i" long; scales very acute, the empty basal ones unequal, the lower I-nerved, the upper 3-nerved; flowering scales about 2" long, webbed at the base, the midnerve pubescent near the base, the marginal nerves naked, the intermediate ones very faint. In woods and thickets, Quebec to Minnesota, south to North Carolina and
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913
