Ohio subset of Plant Communities of the Midwest ... - NatureServe
Ohio subset of Plant Communities of the Midwest ... - NatureServe
Ohio subset of Plant Communities of the Midwest ... - NatureServe
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Prairies/Grasslands: <strong>Midwest</strong>ern Deep Soil Tallgrass Prairies<br />
Andropogon gerardii - Sorghastrum nutans - (Sporobolus heterolepis) - Liatris spp. - Ratibida<br />
pinnata Herbaceous Vegetation<br />
Big Bluestem - Yellow Indiangrass - (Prairie Dropseed) - Blazingstar Species - Gray-head Prairie<br />
Coneflower Herbaceous Vegetation<br />
Central Mesic Tallgrass Prairie<br />
CEGL002203<br />
DESCRIPTION: This is a tallgrass mixed herbaceous community dominated by perennial C4 bunch and sod grasses.<br />
Trees are rare to absent. The height <strong>of</strong> <strong>the</strong> dominant plants ranges from 0.5-2.0 m. Cover is high, 85-95% is typical.<br />
Ninety-five percent <strong>of</strong> <strong>the</strong> plant species are perennial. Forb species composition varies more than grass composition<br />
from site to site. Andropogon gerardii, Symphyotrichum ericoides (= Aster ericoides), Dalea candida, Eryngium<br />
yuccifolium, Helianthus pauciflorus ssp. pauciflorus, Ratibida pinnata, Rosa carolina, Schizachyrium scoparium,<br />
Sporobolus heterolepis, Oligoneuron rigidum (= Solidago rigida), and Sorghastrum nutans are abundant throughout<br />
this community's range. Amorpha canescens, a subshrub species, and Salix humilis are also typically present.<br />
Soils are characteristically deep (>100 cm) silty clay loams and silty loams, which occur in <strong>the</strong> glaciated portions <strong>of</strong><br />
<strong>the</strong> <strong>Midwest</strong>. Soils are derived from glacial till or unaltered loess, or are in <strong>the</strong> Driftless Area. Soil drainage is<br />
intermediate and nutrient content is high. The pH ranges from slightly acid to circumneutral. Topography varies from<br />
level to moderately sloping on uplands <strong>of</strong> glacial outwash and till plains.<br />
COMMENTS: 1, MCS. Note, in Iowa, <strong>the</strong> Sou<strong>the</strong>rn Mesic Prairie includes <strong>the</strong> nor<strong>the</strong>astern part <strong>of</strong> <strong>the</strong> state (Iowan<br />
Surface). In <strong>Ohio</strong> this type is found at Castalia Prairie. Characteristic forb <strong>of</strong> this type in <strong>the</strong> central part <strong>of</strong> its range<br />
(but absent from <strong>Ohio</strong> and Michigan) is Silphium laciniatum. Relation to tallgrass prairie in Kentucky needs review.<br />
Nebraska historically had much more loess tallgrass prairie, Andropogon gerardii - Sorghastrum nutans -<br />
Hesperostipa spartea Loess Hills Herbaceous Vegetation (CEGL002025), but virtually all <strong>of</strong> that has been plowed up.<br />
Remaining sites are ei<strong>the</strong>r on heavily eroded loess sites or glacial till sites that are difficult to plow, blurring what<br />
distinction <strong>the</strong>re might have been between <strong>the</strong>se two types (G. Steinauer pers. comm. 2000, Steinauer and<br />
Rolfsmeier 2000).<br />
CONSERVATION RANK: G1G2. This community has nearly been eliminated from its former range. Most former sites<br />
have been converted to cropland, pasture, or development. O<strong>the</strong>rs are succeeding to forest or woodland in <strong>the</strong><br />
absence <strong>of</strong> fire. Many remaining sites are along rights-<strong>of</strong>-way (roads, railroads, utilities) and long term viability is<br />
problematic.<br />
DISTRIBUTION: This mesic tallgrass prairie grassland community is found primarily in <strong>the</strong> glaciated central<br />
midwestern United States, ranging from western <strong>Ohio</strong> and Michigan west to east-central Minnesota, south to nor<strong>the</strong>rn<br />
Missouri, and east to Indiana.<br />
USFS ECOREGIONS: 222D:C, 222E:C, 222Fd:C, 222Ga:CCC, 222Gb:CCC, 222Ge:CCC, 222Ha:CCC, 222Hb:CCC,<br />
222He:CCC, 222Hf:CCC, 222If:CCC, 222Jh:CCC, 222Ji:CCC, 222Jj:CCC, 222Ka:CCC, 222Kc:CCC, 222Ke:CCC, 222Kf:CCC,<br />
222Kg:CCC, 222Kh:CCC, 222Ki:CCC, 222Kj:CCC, 222Lc:CCC, 222Le:CCC, 222Lf:CCC, 222Ma:CCC, 222Mb:CCC,<br />
222Mc:CCC, 222Md:CCC, 222Me:CCC, 251Bd:CCC, 251Ca:CCC, 251Cb:CCC, 251Cc:CCC, 251Cd:CCP, 251Ce:CCP,<br />
251Cf:CCC, 251Ch:CCC, 251Ci:CCC, 251Cj:CCC, 251Ck:CCP, 251Cm:CC, 251Cp:CCC, 251Cq:CCC, 251Da:CCP,<br />
251Db:CCP, 251Dc:CCC, 251Dd:CCC, 251De:CCC, 251Df:CCP, 251Dg:CCC, 251Dh:CCC<br />
CONSERVATION REGIONS: 35:C, 36:C, 44:C, 45:C, 46:C, 48:C<br />
STATES: IA IL IN KS MI MN MO NE OH WI PROVINCES:<br />
MIDWEST HERITAGE SYNONYMY: IL mesic prairie (N); mesic prairie (S) -<br />
IN mesic prairie +<br />
MI mesic prairie =<br />
MN mesic prairie (sou<strong>the</strong>ast section); mesic prairie (central section) -<br />
MO mesic prairie +<br />
NE tallgrass prairie <br />
OH big bluestem prairie +<br />
WI mesic prairie =<br />
OTHER SYNONYMY: Mesic, impeded drainage type (White and Glenn-Lewin 1984) F, Wet-mesic, unimpeded drainage<br />
type (White and Glenn-Lewin 1984) F<br />
USNVC HIERARCHY: ANDROPOGON GERARDII - (SORGHASTRUM NUTANS) HERBACEOUS ALLIANCE (V.A.5.N.a)<br />
PLANT COMMUNITIES OF THE MIDWEST – 2001. APPENDIX: ASSOCIATION DESCRIPTIONS<br />
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