 Pursh Fl, Am. Sept. ed. 2, ii. p. 672. Professor Asa Gray states, that it has not been found by any one except Pursh, and he therefore omits it from his Manual of Botany of the Northern States.] ISOETES.  Transactions of the Botanical Society - Стр. 48авторы: Botanical Society of Edinburgh - 1866Полный просмотр - Подробнее о книге
 | 1864 - Страниц: 526
...all South America. SALVINIA. [Sulvinia natans, = Marsilea natans, Linn. Sp. pi. " Floating like Lemna on the surface of stagnant waters, in several of the...western parts of New York and Canada." — Pursh Fl. Amer. Sept. ed. 2, ii, p. 672. Professor Asa Gray states, that it has not been found by any one except... | |
 | Asa Gray - 1908 - Страниц: 946
...purplish. — Marshes and ponds, Minn, and Mo. — Long ago reported by Pursh as " floating, like Lernna, on the surface of stagnant waters : in several of the small lakes in the western parts of New York," but detected in this region by recent botanists. (Eurasia.) ters: not EQUISETÁCEAS (HORSETAIL FAMILY)... | |
 | 1920 - Страниц: 430
...species is in Pursh's Flora of North America, where it is said to have been found "floating like Lemna on the surface of stagnant waters in several of the small lakes in the western part of New York." No subsequent botanist has been able to find the plant in this region: we must conclude... | |
 | George Lawson - 1864 - Страниц: 40
...all South America. SALVINIA. [Salvinia natans = Mariilea natans, Linn. Sp. PI. " Floating like lemna on the surface of stagnant waters, in several of the...Manual of Botany of the Northern States.] ISOETES. /. lacustris, L Beloeil, CE, PW Maclagan, MD ; Saskatchewan, Hook. Fl. Bor. Am. This plant is spoken... | |
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