| 词条 | Najas gracillima |
| 释义 |
|image = |genus = Najas |species = gracillima |authority = (A.Braun ex Engelm.) Magnus |synonyms = *Caulinia amurensis (Tzvelev) Tzvelev
|synonyms_ref = The Plant List }}Najas gracillima,[1][2][3][4] the slender waternymph,[5] is a submerged aquatic plant species found in lakes and streams. It is native to China (Fujian, Guangxi, Guizhou, Hainan, Hebei, Hubei, Jiangxi, Jilin, Liaoning, Nei Mongol, Taiwan, Yunnan, Zhejiang), Russian Far East (Amur and Khabarovsk), Japan, Korea, Taiwan, Iran, Alberta, Ontario, Newfoundland, Nova Scotia, New Brunswick, the eastern United States (every state east of the Mississippi River except Florida, plus Minnesota, Iowa, Missouri and the District of Columbia). It is also considered introduced and naturalized in France, Spain, Italy and California (Plumas and Tehama Counties).[6][7][8][9] References1. ^Magnus, Paul Wilhelm. 1870. Beitrage zur Kenntniss der Gattung Najas 23, Najas gracillima 2. ^Engelmann, Georg. 1867. Manual of Botany of the Northern United States (ed. 5) 681, Najas indica var. gracillima 3. ^Tzvelev, Nikolai Nikolaievich. 1979. Novosti Sistematiki Vysshikh Rastenii. Moscow & Leningrad 16: 208, Caulinia amurensis 4. ^Nakai, Takenoshin. 1937. Journal of Japanese Botany 8:853, Najas japonica 5. ^{{PLANTS|id=NAGR|taxon=Najas gracillima|accessdate=16 July 2015}} 6. ^{{Cite web|url=http://apps.kew.org/wcsp/namedetail.do?name_id=308248|title=World Checklist of Selected Plant Families: Royal Botanic Gardens, Kew|website=apps.kew.org|language=en-GB|access-date=2017-01-31}} 7. ^Biota of North America Project, Najas gracillima Image 8. ^{{Cite web|url=http://www.efloras.org/florataxon.aspx?flora_id=2&taxon_id=222000256|title=Najas gracillima in Flora of China @ efloras.org|website=www.efloras.org|access-date=2017-01-31}} 9. ^{{Cite web|url=http://www.efloras.org/florataxon.aspx?flora_id=1&taxon_id=222000256|title=Najas gracillima in Flora of North America @ efloras.org|website=www.efloras.org|access-date=2017-01-31}} External links
25 : Najas|Aquatic plants|Plants described in 1867|Flora of Iran|Flora of China|Flora of Spain|Flora of Japan|Flora of Korea|Flora of Canada|Flora of the United States|Flora of Fujian|Flora of Guangxi|Flora of Guizhou|Flora of Hainan|Flora of Russia|Flora of Hebei|Flora of France|Flora of Hubei|Flora of Jiangxi|Flora of Liaoning|Flora of Italy|Flora of Inner Mongolia|Flora of Taiwan|Flora of Yunnan|Flora of Zhejiang |
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