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 102nd meridian; 2nd ed. . e patens L. Sp. PI. 538. I753-P. patens Mill. Card. Diet. Ed. 8, No. 4- 1768.^Clematis hirsutissima Pursh. Fl. Am. Sept. Nultalliana DC. Syst. i: 193. patens var. Nultalliana A. Gray, Man. 36. hirsutissima Britton, Ann. N. Y. Acad. Sci. 1 Ed. s. „: 217. Villous, 6-16 high. Leaves much divided intonarrow linear acute lobes, the basal on
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 102nd meridian; 2nd ed. . e patens L. Sp. PI. 538. I753-P. patens Mill. Card. Diet. Ed. 8, No. 4- 1768.^Clematis hirsutissima Pursh. Fl. Am. Sept. Nultalliana DC. Syst. i: 193. patens var. Nultalliana A. Gray, Man. 36. hirsutissima Britton, Ann. N. Y. Acad. Sci. 1 Ed. s. „: 217. Villous, 6-16 high. Leaves much divided intonarrow linear acute lobes, the basal on slenderpetioles, those of the involucre sessile and erector ascending; sepals ovate-oblong, light bluish-purple; fruit a head of silky achenes with longplumose styles, like those of some Clematis. In dry soil, prairies of Illinois to British Columbia,Nebraska and Texas. Europe and northern Asia. Afterflowering the peduncle elongates, sometimes to a foot ormore. Consists of several races, the American onesmostly with wider leaf-lobes than the European. March-April. American Pulsatilla. Hartshorn- or head-ache-plant. Wild crocus. Mayflowerflower. Gosling. Badger. April-fools. Prairie-smoke or -anemone. Wind-flower. Rock-. Easter-Illy. Genls i8. CROWFOOT FAMILY. 103 18. MYOSURUS L. Sp. PL 284. 1753. Diminutive annual herbs, with fibrous roots, tufted, basal linear or linear-spatulate,entire leaves and l-flo\vered scapes. Sepals 5 (rarely 6-7), long-spurred at the base. Petalsthe same number or none, when present greenish-yellow, narrow, the claw bearing a nec-tariferous pit at the summit, the limb spreading. Stamens 5-25, about equalling the numerous, borne on a central axis, which becomes greatly elongated in fruit. OvuleI, suspended. Achenes apiculate or aristate. [Greek, mouse-tail.] A genus of insignificant plants of local but wide geographic distribution, consisting of thespecies here figured and about 4 others found in west America and Australia. Type speci
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1913
