Displaying 1 - 75 out of 147 Object(s)
| Taxon | Collector | Date | Country | State/Province | Locality | Type Status | Barcode | Notice | ||
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| Aristida basiramea Engelm. ex Vasey | M. J. Oldham 44464 | 18 Aug 2018 | United States of America | Minnesota | Cook Co. Gunflint Trail (Hwy.… | — |
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| Brachypodium sylvaticum subsp. sylvaticum | M. J. Oldham 39441 | 18 Oct 2011 | Canada | Ontario | Grey Co. Nordin Property, between… | — |
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| Cyperus lupulinus subsp. macilentus (Fernald) Marcks | M. J. Oldham 44222 | 13 Aug 2017 | Canada | Ontario | Frontenac Co. County Road 14… | — |
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| Cyperus lupulinus subsp. macilentus (Fernald) Marcks x C. strigosus L. | M. J. Oldham 44223 | 13 Aug 2017 | Canada | Ontario | Frontenac Co. County Road 14… | — |
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| Cyperus strigosus L. | M. J. Oldham 44221 | 13 Aug 2017 | Canada | Ontario | Frontenac Co. County Road 14… | — |
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| Dichanthelium boreale (Nash) Freckmann var. boreale | M. J. Oldham 9525 | 29 Jun 1989 | Canada | Ontario | Middlesex Co. Skunk's Misery, Mey… | — |
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| Dichanthelium boreale (Nash) Freckmann var. boreale | M. J. Oldham 9529 | 29 Jun 1989 | Canada | Ontario | Essex Co. Ojibway Prairie, Partyka… | — |
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| Dichanthelium boreale (Nash) Freckmann var. boreale | M. J. Oldham 11054 | 12 Jun 1990 | Canada | Ontario | Essex Co. Reaume Prairie, LaSalle,… | — |
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| Dichanthelium boreale (Nash) Freckmann var. boreale | M. J. Oldham 21318 | 03 Sep 1998 | Canada | Ontario | Peterborough Co. County Road 46,… | — |
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| Dichanthelium boreale (Nash) Freckmann var. boreale | M. J. Oldham 21319 | 03 Sep 1998 | Canada | Ontario | Peterborough Co. County Road 46,… | — |
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| Dichanthelium depauperatum (Muhl.) Gould | M. J. Oldham 12875 | 03 Jul 1991 | Canada | Ontario | LENNOX & ADDINGTON. Abes and… | — |
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| Dichanthelium depauperatum (Muhl.) Gould var. depauperatum | M. J. Oldham 6274 | 06 Jun 1986 | Canada | Ontario | Renfrew Co. Basin Depot Road,… | — |
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| Dichanthelium dichotomum (L.) Gould | M. J. Oldham 44363 | 23 Jun 2018 | United States of America | Massachusetts | Worcester Co. Purgatory Chasm State… | — |
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| Dichanthelium acuminatum (Sw.) Gould & C.A.Clark var. acuminatum | M. J. Oldham 11108 | 16 Jun 1990 | Canada | Ontario | Brant Co. 3.5km NW of… | — |
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| Dichanthelium acuminatum (Sw.) Gould & C.A.Clark var. acuminatum | M. J. Oldham 11401 | 17 Jul 1990 | Canada | Ontario | Perth Co. Ellice Swamp, 12.9km… | — |
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| Dichanthelium acuminatum (Sw.) Gould & C.A.Clark var. acuminatum | M. J. Oldham 12932 | 15 Jul 1991 | Canada | Ontario | Lambton Co. near Maintenance Compound,… | — |
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| Dichanthelium acuminatum (Sw.) Gould & C.A.Clark var. acuminatum | M. J. Oldham 13479 | 25 Sep 1991 | Canada | Ontario | Elgin Co. woods near Copenhagen,… | — |
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| Dichanthelium acuminatum (Sw.) Gould & C.A.Clark var. acuminatum | M. J. Oldham 31539 | 29 Jun 2005 | Canada | Ontario | Northumberland Co. Presqu'ile Provincial Park,… | — |
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| Dichanthelium acuminatum (Sw.) Gould & C.A.Clark var. acuminatum | M. J. Oldham 37451 | 21 Jun 2010 | Canada | Ontario | Renfrew Co. Nageek Lake Spit,… | — |
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| Dichanthelium acuminatum (Sw.) Gould & C.A.Clark var. acuminatum | M. J. Oldham 43361 | 22 Jun 2016 | Canada | Ontario | STORMONT, DUNDAS & GLENGARRY. Newington… | — |
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| Dichanthelium acuminatum (Sw.) Gould & C.A.Clark var. acuminatum | M. J. Oldham 44403 | 21 Jul 2018 | Canada | Ontario | Essex Co. Point Pelee National… | — |
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| Dichanthelium acuminatum (Sw.) Gould & C.A.Clark var. acuminatum | M. J. Oldham 2805 | 18 Jun 1982 | Canada | Ontario | Essex Co. Devonwood Conservation Area,… | — |
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| Dichanthelium acuminatum (Sw.) Gould & C.A.Clark var. acuminatum | M. J. Oldham 6598 | 30 Jul 1986 | Canada | Ontario | Essex Co. Springarden Road Prairie | — |
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| Dichanthelium acuminatum (Sw.) Gould & C.A.Clark var. acuminatum | M. J. Oldham 11645 | 15 Aug 1990 | Canada | Ontario | Lambton Co. Ausable River Valley,… | — |
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| Dichanthelium acuminatum (Sw.) Gould & C.A.Clark var. acuminatum | M. J. Oldham 14129 | 10 Aug 1992 | Canada | Ontario | Essex Co. along CN railway,… | — |
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| Dichanthelium acuminatum (Sw.) Gould & C.A.Clark var. acuminatum | M. J. Oldham 15149 | 13 Jul 1993 | Canada | Ontario | Middlesex Co. Dingman Creek, 5.6… | — |
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| Dichanthelium acuminatum (Sw.) Gould & C.A.Clark var. acuminatum | M. J. Oldham 37357 | 15 Jun 2010 | Canada | Ontario | Elgin Co. Dutton Prairie, east… | — |
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| Dichanthelium laxiflorum (Lam.) Gould | M. J. Oldham 10561 | 14 Apr 1990 | United States of America | North Carolina | Hyde Co. Outer Banks, Cape… | — |
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| Dichanthelium leibergii (Vasey) Freckmann | M. J. Oldham 5454 | 19 Aug 1985 | Canada | Ontario | Lambton Co. St. Anne's Island,… | — |
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| Dichanthelium lindheimeri (Nash) Gould | M. J. Oldham 11328 | 05 Jul 1990 | Canada | Ontario | Lambton Co. Squirrel Island | — |
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| Dichanthelium lindheimeri (Nash) Gould | M. J. Oldham 11542 | 31 Jul 1990 | Canada | Ontario | Elgin Co. Knowles Wildlife Preserve,… | — |
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| Dichanthelium lindheimeri (Nash) Gould | M. J. Oldham 31552 | 04 Jul 2005 | Canada | Ontario | Brant Co. Five Oaks Camp,… | — |
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| Dichanthelium lindheimeri (Nash) Gould | M. J. Oldham 37470 | 21 Jun 2010 | Canada | Ontario | Renfrew Co. abandoned gravel pit… | — |
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| Dichanthelium lindheimeri (Nash) Gould | M. J. Oldham 43381 | 23 Jun 2016 | Canada | Ontario | Guindon Park, west of Cornwall,… | — |
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| Dichanthelium linearifolium (Scribn.) Gould var. linearifolium | M. J. Oldham 12516 | 20 May 1991 | Canada | Ontario | Middlesex Co. 2.9km WNW of… | — |
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| Dichanthelium linearifolium (Scribn.) Gould var. linearifolium | M. J. Oldham 14003 | 23 Jul 1992 | Canada | Ontario | Middlesex Co. along C.P. railway… | — |
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| Dichanthelium linearifolium (Scribn.) Gould var. linearifolium | M. J. Oldham 14164 | 13 Aug 1992 | Canada | Ontario | Middlesex Co. 3.8km NNW of… | — |
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| Dichanthelium linearifolium var. werneri (Scribn.) Mohlenbr. | M. J. Oldham 12858 | 02 Jul 1991 | Canada | Ontario | Hastings Co. 3 km W… | — |
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| Dichanthelium linearifolium var. werneri (Scribn.) Mohlenbr. | M. J. Oldham 43044 | 08 Jul 2015 | Canada | Ontario | Hastings Co. recreation trail (former… | — |
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| Dichanthelium oligosanthes var. scribnerianum (Nash) Gould | M. J. Oldham 19825 | 12 Jun 1997 | Canada | Ontario | Brant Co. Brantford Golf Course… | — |
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| Dichanthelium praecocius (Hitchc. & Chase) Mohlenbr. | M. J. Oldham 15351 | 02 Aug 1993 | Canada | Ontario | Hastings Co. 1.5 km W… | — |
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| Dichanthelium praecocius (Hitchc. & Chase) Mohlenbr. | M. J. Oldham 44298 | 26 Sep 2017 | Canada | Ontario | Northumberland Co. Red Cloud School… | — |
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| Dichanthelium sphaerocarpon (Elliott) Gould | M. J. Oldham 5373 | 08 Aug 1985 | Canada | Ontario | Essex Co. Oxley Poison Sumac… | — |
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| Dichanthelium sphaerocarpon (Elliott) Gould | M. J. Oldham 6671 | 09 Aug 1986 | Canada | Ontario | HALDIMAND-NORFOLK. Hwy 24, 1 km… | — |
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| Dichanthelium sphaerocarpon (Elliott) Gould | M. J. Oldham 14346 | 02 Sep 1992 | Canada | Ontario | Middlesex Co. 2.7km W of… | — |
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| Dichanthelium sphaerocarpon (Elliott) Gould | M. J. Oldham 15427 | 19 Aug 1993 | Canada | Ontario | Lambton Co. Karner Blue Sanctuary… | — |
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| Leptochloa fusca (L.) Kunth | M. J. Oldham 44458 | 13 Aug 2018 | United States of America | Michigan | Gogebic Co. Hwy. 28, Wakefield | — |
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| Eleocharis obtusa (Willd.) Schult. | M. J. Oldham 5394 | 10 Aug 1985 | Canada | Ontario | Lambton Co. North end of… | — |
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| Eleocharis obtusa (Willd.) Schult. | M. J. Oldham 5595 | 23 Sep 1985 | Canada | Ontario | Essex Co. Big Creek barrier… | — |
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| Eleocharis obtusa (Willd.) Schult. | M. J. Oldham 8393 | 25 Jul 1988 | Canada | Ontario | Essex Co. Pelee Is, Lighthouse… | — |
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| Eleocharis obtusa (Willd.) Schult. | M. J. Oldham 44414 | 23 Jul 2018 | Canada | Ontario | Essex Co. Pelee Island, west… | — |
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| Eleocharis obtusa (Willd.) Schult. | M. J. Oldham 44428 | 23 Jul 2018 | Canada | Ontario | Essex Co. Pelee Island, west… | — |
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| Eleocharis ovata (Roth) Roem. & Schult. | M. J. Oldham 22931 | 20 Aug 1999 | United States of America | Maine | Washington Co. Larry's Pond, adjacent… | — |
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| Juncus secundus P.Beauv. ex Poir. | M. J. Oldham 44425 | 23 Jul 2018 | Canada | Ontario | Essex Co. Pelee Island, west… | — |
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| Leucospora multifida (Michx.) Nutt. | M. J. Oldham 44417 | 23 Jul 2018 | Canada | Ontario | Essex Co. Pelee Island, west… | — |
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| Lythrum portula (L.) D.A.Webb | M. J. Oldham 44374 | 26 Jun 2018 | United States of America | Maine | Washington Co. Steuben, Hwy. 1… | — |
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| Molinia caerulea (L.) Moench | M. J. Oldham 44454 | 11 Aug 2018 | United States of America | Michigan | Houghton Co. Hwy. 28 at… | — |
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| Persicaria longiseta (Bruijn) Kitag. | M. J. Oldham 44397 | 19 Jul 2018 | Canada | Ontario | CHATHAM-KENT. Wheatley Provincial Park, Lakeshore… | — |
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| Poa bulbosa L. | M. J. Oldham 32380 | 09 May 2006 | Canada | Ontario | Northumberland Co. Healey Falls, Trent… | — |
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| Thinopyrum ponticum (Podp.) Barkworth & D.R.Dewey | M. J. Oldham 44462 | 17 Aug 2018 | United States of America | Minnesota | Cook Co. Hwy. 61, 4-5… | — |
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| Thymelaea passerina (L.) Coss. & Germ. | M. J. Oldham 44227 | 13 Aug 2017 | Canada | Ontario | Hastings Co. Marlbank Road (Co.… | — |
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| Dichanthelium acuminatum (Sw.) Gould & C.A.Clark var. acuminatum | M. J. Oldham 11624c | 15 Aug 1990 | Canada | Ontario | Elgin Co. 10.1km SW of… | — |
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| Eleocharis ovata (Roth) Roem. & Schult. | M. J. Oldham 20530f | 16 Sep 1997 | Canada | Ontario | Peterborough Co. ca. 1.7km S… | — |
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| Lepraria neglecta race alectorialic acid chemotype (Nyl.) Erichsen | M. J. Oldham 39071 | 07 Jul 2011 | Canada | Ontario | Kenora Distr. 47 km SE… | — | ||||
| Lepraria finkii (B.de Lesd.) R.C.Harris | M. J. Oldham 38827 | 01 Jul 2011 | Canada | Ontario | Kenora Distr. lakeshore ca. 10… | — | ||||
| Heterocephalacria physciacearum (Diederich) Millanes & Wedin | M. J. Oldham 38750 | 30 Jun 2011 | Canada | Ontario | Kenora Distr. northeast bay of… | — | ||||
| Zwackhiomyces coepulonus (Norman) Grube & R.Sant. | M. J. Oldham 40186B | 08 Jul 2012 | Canada | Ontario | Cochrane Distr. East Point Important… | — |
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| Lichenodiplis lecanorae (Vouaux) Dyko & D.Hawksw. | M. J. Oldham 41635N | 11 Sep 2013 | Canada | Ontario | Manitoulin Distr. Manitoulin Island, Tasker… | — | ||||
| Carex lenticularis Michx. | M. J. Oldham 31286 | 19 Jun 2005 | Canada | Ontario | Cochrane Distr. Little Long Generating… | — |
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| Dichanthelium boreale (Nash) Freckmann var. boreale | M. J. Oldham 15034 | 26 Jun 1993 | Canada | Nova Scotia | Colchester Co. Economy Falls, Cobequid… | — |
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| Dichanthelium columbianum (Scribn.) Freckmann | M. J. Oldham 34475 | 30 Jun 2007 | Canada | Ontario | Algoma Distr. abandoned gravel pit… | — |
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| Dichanthelium columbianum (Scribn.) Freckmann | M. J. Oldham 36067 | 25 Jun 2009 | Canada | Ontario | Algoma Distr. N side of… | — |
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| Dichanthelium depauperatum (Muhl.) Gould | M. J. Oldham 38710 | 29 Jun 2011 | Canada | Ontario | Kenora Distr. Cobham River | — |
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| Dichanthelium depauperatum (Muhl.) Gould | M. J. Oldham 9806 | 13 Jul 1989 | Canada | Ontario | Kenora Distr. Ingolf, CP railway… | — |
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| Dichanthelium depauperatum (Muhl.) Gould | M. J. Oldham 17989 | 08 Aug 1995 | Canada | Ontario | Rainy River Distr. rocky woodland,… | — |
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