Hudson JH. Pigmy-weed (Crassula aquatica (L.) Shoeni.) and spurrey knotweed (Polygonum spergulariaeforme Meisn.) new to Saskatcewan, and comments on five other rarities found 1998-1999. bluejay [Internet]. 2000 Sep. 1 [cited 2024 May 5];58(3). Available from: https://bluejayjournal.ca/index.php/bluejay/article/view/5949