Glyceria canadensis
Canada mannagrass
2
Bishop specimens
0
Type specimens
1896
First collected
1967
Last collected
2026
Last seen alive
Two centuries of collecting
The oldest Bishop specimen was collected in 1896 by Blankinship, J.W. (Low ground, Middlesex Co., MASSACHUSETTES, CAMBRIDGE). The Museum last collected it in 1967; iNaturalist observers have seen it in the wild as recently as October 26, 2026.
From the collection
Alive today
1,533 research-grade iNaturalist sightings in the wild since 2000. Most recent first.
2026-10-26
Algonquin Provincial Park, CA-ON-NP, CA-ON, CA
(c) JP Elliott, some rights reserved (CC BY-NC)
2026-10-25
Big Flats, WI, USA
(c) Bryce, some rights reserved (CC BY-NC-ND)
2026-10-22
Havelock-Belmont-Methuen, ON, Canada
(c) Adam Holder, some rights reserved (CC BY-NC)
2026-10-21
Discovery Ln, Manitowish Waters, WI, US
(c) Steven Ballard, some rights reserved (CC BY-NC)
2026-10-20
Timmins, ON, Canada
(c) William Van Hemessen, some rights reserved (CC BY-NC)
2026-10-12
Nipissing, Unorganized, South Part, ON, CA
(c) Vicki McKay, some rights reserved (CC BY-NC)
2026-10-11
Custer, WI, US
(c) Ronan Veers, some rights reserved (CC BY-NC)
2026-10-11
Nipissing, Unorganized, South Part, ON, CA
(c) chelbelina, some rights reserved (CC BY-NC)