Obovaria subrotunda - U.S. Fish and Wildlife Service
网页The round hickorynut mussel is a wide-ranging species, historically known from 12 states, though now occurs in nine, as well as the Canadaian Province of Ontario. It is currently found in five major basins: Great Lakes, Ohio (where it is most prevalent), Cumberland, Tennessee, and Lower Mississippi (where it is most rare).
Michigan Natural Features Inventory - Michigan State University
网页Key Characteristics. The round hickorynut is a small mussel (average size is 1 ¾ inch) that has a nearly perfect circular shell that is moderately thick and inflated. The shell is brown, smooth, and lacks rays. The beak is centrally located and the beak sculpture has slight, indistinct circular ridges, which are especially apparent on young ...
SUBROTUNDA | Unlimited Perennials
网页Subrotunda is a South American short lived perennial although since it self seeds you are unlikely to lose it. It was only found this century near Iguassu Falls. It stands up straight towards a metre with lots of bright orange flowers. Recently there has been one called white, which is not a bright white, and has a pinkish edge to it.
Obovaria subrotunda - Facts, Diet, Habitat & Pictures on
网页Obovaria subrotunda, common name the round hickorynut, is a species of freshwater mussel, an aquatic bivalve mollusk in the family Unionidae, the river mussels. A planktivore is an aquatic organism that feeds on planktonic food, including zooplankton and phytoplankton. Phytoplankton are usually photosynthet...
Obovaria subrotunda - ADW
网页Geographic Range. The round hickorynut is found in the Ohio, Tennessee and Cumberland drainages. Its northern range includes the Lake Erie drainage in Michigan, east to western New York and western Pennsylvania. In the south it is found in the Tombigbee drainage, including northern Alabama.
ECOS: Species Profile - FWS
网页U.S.FWS Species profile about species listing status, federal register publications, recovery, critical habitat, conservation planning, petitions, and life history.
井冈山厚皮香生长发育生物学特性的研究-文献传递-植物通论文库
网页井冈山厚皮香 Ternstroem ia aubrotunda fol ia Chang是罗霄山脉的特有植物 ,山茶科常绿小乔木 , 适生在海拔 300～ 1050m的山顶、山坡上部等光照条 件较好的山地 ,树高 1～ 1. 5m,仅生长在山坡中、下部 立地条件较好的阔叶林中达 6～ 10m。 由于其叶片厚
Host Fishes and Life History of the Round Hickorynut
网页The Round Hickorynut, Obovaria subrotunda, is declining throughout its range, but little life history information exists for the species. We examined host use and glochidial size in Buck Creek (Cumberland River drainage) and the Licking River (Ohio River drainage), Kentucky, and we examined age and growth in Buck Creek.
网页aubrotunda i. pauüum anguiata, opaca, habita titaaia, thaüe totu innato afßxa, hypothecio craaaiaacaio, faacoatro i. atro, earboaacee, in atrato ateduiiuri aibo i. paüido demerao inatructa et margine (po-stremo evanescenti) prominentia diametro horiaontaii % % m. as. aequant, ia singuiia areoiis pierumque pluru aggregata i conüaeatia.
Study on Growth and Development of Ternstroemia aubrotunda …
网页Author(s): LIU REN LIN, HE LUN Pages: 3-4,18 Year: 2001 Issue: 1 Journal: JIANGXI FORESTRY SCIENCE AND TECHNOLOGY Keyword: 井冈山厚皮香; 生物学特性; 生长发育; Abstract: 井冈山厚皮香是罗霄山脉的特有植物,在园林树种配置、盆景制作、红木家具等方面具有很高的应用价值.本文主要对它的生长发育生物学特性进行研究,为进一步 ...
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