26. Summary - endangered and threatened species 



Name of species: Wolffia papulifera (Papillose water-meal) 



Species legal status and authority: Endangered peripheral in 

 North Carolina (Cooper et al. 1977). 



Number of populations on site: Unknown. 



Number of individuals per population: Individuals widely 

 dispersed over 600 acre mill pond. 



Size or maturity of individuals: Mature. 



Phenology of population: 



Eg: vegetative % 



flowering % 



fruiting % 



General vigor of population: Rarely abundant. Nearly impossible 

 to find in some years. 



Disturbance or threats to population: None known. 



Habitat characteristics 



Plant community: Mill pond aquatic community. Mixed 



Lemnaceous aquatics. 



Topography : 



Water. 



Soil series: Undetermined. 



Microclimate: 



Drainage basin: Chowan River. 



Other plants and animal species present: About 165 

 species of aquatic and wetland plants. 



Aerial or detailed maps with populations clearly marked; 



139 



