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natural areas inventory - Niagara Peninsula Conservation Authority

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Checklist of the Vascular Plants of <strong>Niagara</strong> Regional Municipality, Ontario(M.J. Oldham March 2010)SCIENTIFIC NAME COMMON NAME NIAG NIAGARA NOTES HAMI HANO COSEWIC MNR SRANK FAMILYRare, on open, sandy Lake Erieshores, its typical habitat in the GreatEuphorbia polygonifolia L. Seaside Spurge RLakes region (Guire and Voss 1963).M.J. Oldham #18191 (MICH) fromR1 U S4 EUPHORBIACEAEWindmill Point in 1995. = Chamaesycepolygonifolia.Rare; sometimes weedy. Point Abino(TRTE; Macdonald 1990). M.J.Euphorbia vermiculata Hairy-stemmedR Oldham #34970 (DAO) from ThunderRaf.SpurgeBay beach in 2007. = Chamaesycevermiculata.R1 U S5 EUPHORBIACEAEEurybia divaricata (L.)NesomEurybia macrophylla (L.)Cass. in CuvierEurybia schreberi (Nees)NeesEuthamia graminifolia (L.)Nutt. ex Cass.Eutrochium maculatum (L.)Lamont var. maculatumWhite Wood AsterLarge-leaved AsterSchreber's AsterGrass-leavedGoldenrodSpotted Joe-Pye-weedUCRCCRecent fieldwork in <strong>Niagara</strong> hasdocumented more than a dozen newpopulations of this species. Mainlyrestricted to dry sandy uplands withsuitable moisture on the <strong>Niagara</strong>Escarpment, the Fonthill Kame, St.David's Buried Valley, OnandagaEscarpment, forested Lake Eriedunes, abadonded shorelines of glaciallakes, and occassionally along steepvalley slopes associated wih largewatercourses. M.J. Oldham #33866(WAT) from Paradise Grove in 2006.See COSEWIC (2000c). = Asterdivaricatus.Common in upland woods. = Astermacrophyllus.Rare in rich upland woods of theCarolinian Zone. Easily confused withE. macrophylla. M.J. Oldham #32938(WAT) from Ball's Falls <strong>Conservation</strong>Area in 2006. = Aster schreberi.A common goldenrod, with narrowleaves. = Solidago graminifolia.Common in wetlands. =Eupatoriadelphus maculatus,Eupatorium maculatum ssp. maculatum.RH -- THR THR S2 ASTERACEAEC C S5 ASTERACEAER2 -- S2S3 ASTERACEAEC C S5 ASTERACEAEC C S5 ASTERACEAENatural Heritage Areas Inventory, 2010 9-115

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