Zannichellia palustris L.

PLANTS OF ILLINOIS, USA
Zannichellia palustris L.
det.: S.R. Hill, Dec. 2000 Zannichelliaceae
ILLINOIS: McHENRY COUNTY 42° 15' 55.7" N, 88° 17'
10.2" W. McHenry, ILL. 7.5 min. quad., T. 44 N., R. 8
E., SW/4, NW/4, SW/4, NE/4, section 27. E side IL Rt.
31 (FAU 336), north of housing development "The
Fountains At Crystal Lake". Elev. 240 m (810-820 ft).
Impounded bass pond, above level of valley floor, spring
- seep fed, calcareous water, ca. 2 ft deep
Aquatic vegetation in shallow pond, including
Potamogeton foliosus, Chara sp., Zannichellia, Najas.
Locally common submersed aquatic herb.
Steven R. Hill 33204
19 September 2000
03716655