Equisetum hyemale subsp. affine (Engelmann) Calder & Roy L. Taylor
Equisetaceae
Smith, Welby
17855
1990-08-08
United States, Minnesota, Red Lake, Red Lake County ... At 'Old Crossing Treaty State Wayside Park'. On the N bank of the Red Lake River, about 6 miles W of the town of Red Lake Falls ... T151N R45W SE1/4 of SW1/4 of Sec. 27. 151N 45W 27
47.869333 -96.406394 +-969m. WGS84
Sandy/silty beach exposed by receeding water. Assoc. with Juncus nodosus, Penthorum sedoides, Mimulus ringens.