Sparganium americanum Nutt.
Sulman, Joshua D. 863
United States, Wisconsin, Taylor, Chequamegon National Forest- Medford Ranger District. Small pond, east side of Mondeaux Dr., formed by intermittent stream above where it passes through culvert.
45° 17' 46" N, 90° 25' 19" W
Water 1 ft. deep, soft bottom solid enough to stand on. Associates: Nuphar variegata, Typha latifolia, Scirpus cyperinus, Carex comosa, Sagittaria latifolia, Calamagrostis canadensis, Leersia oryzoides, Eleocharis palustris, Carex lacustris, Glyceria can.
Population of bur reed in all stages of flower and fruit; stems with or without branching inflorescence. A clone of closely-spaced erect stems and leaves, the leaves strongly trigonous below and at least keeled above. Stems 1--3 ft. tall. "M2" fruits dull green, not constricted near equator, inflorescence branched, first branch with 2 pistillate heads, 6 stam. scars; some heads axillary and sessile or peduncled, others without subtending bract.
Record Id: eedb9899-4e53-405a-a4a1-d29745400065
Occurrence ID (GUID):