110 FLORA OF WASHINGTON AND VICINITY. 



SANTALACE^. 



Sandalwood Family. 



t Comandra umbellata, Nutt. Bastard Toad-flax. 



After flowering this plant throws out runners or prostrate shoots, the leaves on 

 which are two-ranked and spreading. May, June. 



LORANTHACE-ffJ. 



f 

 Mistletoe Family. 



t Phoradendron flavescens, Nutt. American Mistletoe. 

 Growing here exclusively on Xyssa muUiflora. 



EUPHORBIACE-aj. 



Spurge Family. 



t Euphorbia maculata, L. Spotted Spurge. 

 July, August. 



t Euphorbia hypercifolia, L. Larger Spotted Spurge. 



July, August. 

 t Euphorbia corollata, L. Flowering Spurge. 



July, August. 



t Euphorbia Ipecacuanhae, L. Wild Ipecac. 

 Last week in April to end of May. 



Euphorbia dictyosperma, Fischer & Meyer. 



Agricultural College Station; High Island; Eeservoir (Professor Chickering). 

 Second week in May. 



Euphorbia commutata, Eng. 



High Island and above. April. 



Phyllanthus Carolinensis, Walt. 



Corcoraii's Woods (Professor Chickering). Locality now apparently exhausted. 



t Acalypha Virginica, L. Three-seeded Mercury. 

 July, August. 



Ricinus c&nimunis, Desf. Castor-oil Bean. Palma-Christi. 

 Waste places in the city. August. 



URTICACEiE. 



Nettle Family. 



tUlmusfulva, Michx. Slippery Elm. Red Elm. 

 Last half of March. 



t Ulmus Americana, L. White Elm. American Elm. 

 First week in April. 



