. 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. 1. Acamptoclados sessilispicus (Buckley) Nash. Stiff Prairie-grass. Fig. 556. Eragrostis sessilispica Buckley, Proc. Acad. Fhila. 1862: 97. 1862. Diplachne rigida Vasey, Grasses S. W., Part 2. pi. 41. 1891.' A. sessilispicus Nash, in Small, Fl. SE. U. S. 140. 1903. Culms 8'-3i° tall, erect, simple, smooth and glabrous. Sheaths short, crowded at the base of the
. 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. 1. Acamptoclados sessilispicus (Buckley) Nash. Stiff Prairie-grass. Fig. 556. Eragrostis sessilispica Buckley, Proc. Acad. Fhila. 1862: 97. 1862. Diplachne rigida Vasey, Grasses S. W., Part 2. pi. 41. 1891.' A. sessilispicus Nash, in Small, Fl. SE. U. S. 140. 1903. Culms 8'-3i° tall, erect, simple, smooth and glabrous. Sheaths short, crowded at the base of the culm, smooth, pilose at the summit; ligule a ring of short hairs; blades 2-6' long, l"-ii" wide, rough above, glabrous or spar- ingly pilose beneath; panicle 8'-i6' in length, the branches stout, rigid, widely diverging; spikelets scat- tered, closely sessile, appressed, 5-12-flowered, 4"-7" long, empty scales about equal in length, acute; flower- ing scales very acute, about 2" long, the lateral nerves very prominent. Prairies, Kansas to Texas. 69. BULBILIS Raf. Am. Month. Mag. 4: 190. 1819. [Buchloe Engelm. Trans. St. Louis Acad. 1: 432. pi. 14. figs. 1-17. 1859.] A perennial stoloniferous monoecious or apparently dioecious grass with flat leaf-blades and spicate inflorescence. Staminate spikelets borne in two rows on one side of the rachis, the spikes at the summit of the long and exserted culms. Pistillate spikelets in spike-like clusters of 2 or 3, on very short culms, scarcely exserted from the sheath. Stamens 3. Styles distinct, long. Stigmas elongated, short-plumose. Grain ovate, free, enclosed in the scale. [Name apparently from the supposed bulb-like base of old plants.] A monotypic genus of central North America. i. Bulbilis dactyloides (Nutt.) Raf. Buf- falo-grass. Early Mesquite. Fig. 557. Sesleria dactyloides Nutt. Gen. 1 : 65. 1818. Buchloe dactyloides Engelm. Trans. St. Louis Acad. 1: 432- 1859. , Bulbilis dactyloides Raf.; K
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