Lanark County, Ontario--2016 Edition
by David J. White
This page will show new species and significant records that should be added to the current checklist (dated January 2016). Shown below will be:
© David J. White 2016
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venulosum Trel. (Veiny Meadow-rue) -- previously
known only from
a 1922 record from Carleton Place (probably along the
River). A small colony was found by Graham Page at
on the Mississippi on 10 July 2016.
Persicaria arifolia (L.) Haralds. (Halberd-leaved Tear-thumb) -- Mike Oldham of NHIC reported that this species was found in September in Wolf Grove, west of Almonte, by Michael Patrikeev. Mike Oldham confirmed a specimen that will be donated to CAN (the herbarium of the Canadian Museum of Nature). Halberd-leaved Tear-thumb is provincially significant (S3).