A QUANTITATIVE STUDY OF THE VEGETATION SURROUNDING POPULATIONS OF UVULARIA SESSILIFOLIA (COLCHICACEAE) AT FORT POLK IN WEST CENTRAL LOUISIANA, USA.

摘要

Sessile leaf bellwort (Uvularia sessilijolia) is a rare species (S2) in Louisiana with reports from Caddo, Claiborne, Grant, Lincoln, Morehouse, Ouachita, Union, and Vernon parishes. Quantitative data from 4 populations (56 samples) in Vernon Parish are reported, and the plant community associated with U. sessilijolia is described. In west central Louisiana, U. sessilijolia is found along baygall streams and is associated with the tree species: Ilex vomitoria, llamamelis virginiana, and LiquidambarstyraciJIua; the shrub species Vaccinium elliottii.Acerrubrum var. drummondii, and Pinus taeda; the woody vine species SmilaxsmaUii, Vitis rotundijolia, and Smi/ox glauca; and the herbaceous species Wood-vjardia areolata, Chasmanthium laxum, and Mitchellarepens.