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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 FAMILYambrosioides.Dysphania botrys (L.)Mosyakin & ClemantsDysphania pumilio (R.Brown) Mosyakin &ClemantsDyssodia papposa (Vent.)A.S. Hitchc.Echinacea purpurea (L.)MoenchEchinochloa crusgalli (L.)P. Beauv.Echinochloa muricata (P.Beauv.) Fern. var.microstachya (Wieg.)Rydb.Echinochloa muricata (P.Beauv.) Fern. var.muricataEchinochloa walteri(Pursh) A.A. HellerEchinocystis lobata(Michaux) Torrey & A.Jerusalem-oakClammy GoosefootFetid DogweedEastern PurpleConeflowerBarnyard GrassWestern BarnyardGrassBarnyard GrassWalter's BarnyardGrassIRIRIHAn uncommon weed of roadsides andrailways. Collected as early as the late1800s (R. Cameron, NFO, det. M.J.Oldham in 2007) from Queen Victoria<strong>Niagara</strong> Falls Park. Recent specimens atTRT (McIntosh and Catling 1979). =Chenopodium botrys.A collection from a parking lot in St.Catherines (M.J. Oldham #33954, DAO)in 2006 is the first regional report andthe second record for Ontario. =Chenopodium pumilio.Reported by D.F. Day as a railway weedat Fort Erie (Macoun 1883-1892; as D.chrysanthemoides); no subsequentregional reports.I -- SE4 AMARANTHACEAE-- -- SE1 AMARANTHACEAE-- -- SE4 ASTERACEAEIR Garden escape. NAI. -- -- SE1 ASTERACEAEICRRRCommon weed of disturbed frequentlymoist ground. Easily confused withother Echinochloa species (see Dore &McNeill 1980).Mostly along shorelines. J. Jalava#91-66 (TRT) from Fifteen Mile CreekANSI in 1991 (Jalava et al. 1992; as E.wiegandii). = Echinochloamicrostachya, E. wiegandii.Apparently rare. Distribution andstatus not well known due to confusionwith other Echinochloa species. Rileyet al. (1996). J. Jalava #91-400 (TRT)from Fifteen Mile Creek ANSI in 1991(Jalava et al. 1992).Four-Mile Pond, west of <strong>Niagara</strong>-onthe-Lake,M.J. Oldham #18116 (DAO)in 1995.I I SE5 POACEAEU7 ? S4S5 POACEAER4 ? S4 POACEAE-- R2 S3 POACEAEWild Cucumber C C C S5 CUCURBITACEAENatural Heritage Areas Inventory, 2010 9-108

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