26. Summary - endangered and threatened species 



Name of species: Ranunculus flabellaris (Yellow water-crowfoot) 



Species legal status and authority: Endangered peripheral 

 in North Carolina (Cooper et al. 1977). 



Number of populations on site: One large tract with 

 numerous small patches. 



Number of individuals per population: 20-100. 



Size or maturity of individuals: 



Phenology of population: 



Eg: vegetative °k 



flowering °!„ 



fruiting % 



General vigor of population: Various annually with water 

 volume and chemistry. 



Disturbance or threats to population: Possible pollution 

 with agricultural pesticides. No others known. 



Habitat characteristics 



Plant community : Nyssa aqua tica / Ranunculus flabellaris . 



Topography: Water. 



Soil series: Unknown. 



Microclimate: Cooler and with less insolation than natural 



area climate. 



Drainage basin: Chowan River. 



Other plants and animal species present: 



Aerial or detailed maps with populations clearly marked; 



137 



