Louisiana State University, Shirley C. Tucker Herbarium (LSU:Vascular Plants)
LSU00125765
6c2982f4-aea0-4502-8567-c8718d74d6d7
JELAB 2306
JELAB-89
131185
Cyperus virens Michx.
Cyperaceae
green flatsedge
Diane M. Ferguson
B-1608
2004-10-29
2004-10-29
Lowell E. Urbatsch
United States, Louisiana, Jefferson, Jean Lafitte National Historic Park and Preserve; East bank of floating marsh along Bayou Segnette Waterway within large lakelike opening in waterway.
29.8496 -90.1709
Zone 15, 773330 Em, 3305477 Nm
Bank of floating marsh within large opening in waterway. Soil characteristics: Kenner Muck (KE)- very deep, very poorly drained, very slowly permeable organic soils formed in herbaceous plant remains stratified with clayey alluvium. Associated plant species: Persicaria punctata, Sagittaria lancifolia ssp media, Echinochloa walteri, Symphyotrichum subulatum var. ligulatum, Sacciolepis striata, Leersia hexandra, Phragmites australis, Panucym dichotomiflorum ssp. dichotomiflorum, Schoenoplectus californicus. Common.
Kenner Muck (KE)- very deep, very poorly drained, very slowly permeable organic soil
Infected with Balansia cyperia (Ascomycota). Determined by D. M. Ferguson, 2008.