WASHINGTON. AND MARION COUNTIES. 



5* 



536. Door-weed, P. aviculare (L.) 



537- , Var. erectum (L.) 



538. Black Bindweed, P. convolvulus (Roth.) 

 539- ■ P. dumetorum (L.) 



540. Climbing- False Buckwheat, Var. scandens (L.) 

 Genus Rumcx, Dock. 



541. Pale Dock, Rumex Brittanica (L.) 



542. Curled Dock, R. crispus (L.) 



543. Smaller Green Dock, R. conglomeratus (Murray.) 



544. Bloody-veined Dock, R. sanguineus (L.) 



545. Field Sorrel, R. Acetosella (L.) 



ORDER LAURACEJE-LAUREL FAMILY. 



Ge?ius Sassafras, Sassafras. 



546. Sassafras, Sassafras officinale (Nees.) 

 G e7m s Lindera, Wild Allspice. 



547. Spicewood, Lindera Benzoin (Meisner.) 



548. Spicewood, L. melisssefolia (Blume.) 

 ORDER THYMELEACEJE MEZERETTM FAMILY. 



Genus Dirca, . 



549. Leatherwood, Dirca palustris (L.) 



ORDER LOB VNTHACE.E MISTLETOE FAMILY. 

 Genus Phoradendron, False Mistletoe. [(Nutt.) 



550. American Mistletoe, Phoradendron flavescens 



ORDEE ETJPHORBIACE.&— SPURGE FAMILY. 



Genus Euphorbia, Spurge. 



551. , Euphorbia maculata (L.) 



552. , E. hypericifolia (L.) 



553. , E. dictyosperma (F. & M.) 



554. , E. corollata (L.) 



555. , E. commutata (Engelm.) 



Genus Acalypha, Three-seeded Mercury. 



556 

 557 

 558 

 Genus Tr 

 559 



agia, Tragia. 



-, Acalypha Caroliniana (L.) 

 , A. Virginica (Walt.) 

 -, Var. gracilens. 



-, Tragia macrocarpa (Willd.) 



