. 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. OPHIOGLOSSACEAE. Vol. I. 9. Botrychium silaifolium Presl. Leathery Grape-fern. Fig. 12. B. silaifolium Presl, Rel. Haenk. i: 76. 1825. Botrychium ternatum subvar. intermedium D. C. Eaton, Ferns N. Am. 1: 149. 1878. ,25 : 538. 1898. Leaves single or sometimes two, 8'-i8' long, thick and fleshy, coriaceous in drying, glaucous, th
. 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. OPHIOGLOSSACEAE. Vol. I. 9. Botrychium silaifolium Presl. Leathery Grape-fern. Fig. 12. B. silaifolium Presl, Rel. Haenk. i: 76. 1825. Botrychium ternatum subvar. intermedium D. C. Eaton, Ferns N. Am. 1: 149. 1878. ,25 : 538. 1898. Leaves single or sometimes two, 8'-i8' long, thick and fleshy, coriaceous in drying, glaucous, the common stalk short and stout, wholly under ground; bud silky pubescent, the sporophyl and sterile blade both bent down. Sterile blade broadly triangular or subpentagonal, 4'-8' broad, nearly as long, subternate, the stalk i'-4' long, the basal pinnae large and 3-pinnate, the ultimate segments numerous, ovate to obovate, obtuse, cuneate, ad- nate, the margins irregularly crenulate; sporo- phyl 2-5-pinnate, long-stalked, stout and diffuse. In moist meadows, sandy pastures and borders of low woods, northern New England to British Co- lumbia, Oregon, Idaho and Minnesota. 10. Botrychium lanceolatum (S. G. Gmel.) Angs. Lance-leaved Grape-fern. Fig. 13. Osmunda lanceolata S. G. Gmel. Nov. Comment. Acad. Petrop. 12: 516. 1768. B. lanceolatum Angs. Bot. Notiser, 1854 : 68. 1854. Leaves 2'-ii' long, fleshy, the common stalk nearly all above ground, long, usually three- fourths the length of the plant; sporophyl bent down in the bud, the sterile blade recurved upon it. Sterile blade sessile, f'-2i' broad, nearly as long, either subternately parted with divisions acutely pinnatifid, or broadly deltoid, with 3-4 pairs of deeply pinnatifid pinnae, the segments ovate or ovate-oblong and lobed; sporophyl short-stalked, 2-3-pinnate, the branches usually stout and diffuse. In meadows and moist woods, Nova Scotia to Alaska, New Jersey, Pennsylvania, Ohio, Colorado and Washington. Eur
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