Diodia teres Walter
Family: Rubiaceae
button-weed, poor-Joe
[Diodia teres var. setifera Walter,  more...]
Diodia teres image
Robert H. Read  
Diodia teres image
Emmet J. Judziewicz  
Etymology: Diodia: from the Greek for thoroughfare, from this plants habitats
Plants: erect to sprawling, annual, 8"-32" tall forb
Leaves: linear to lance-like, opposite, stalkless, stiff, rough
Flowers: white to pale purple, 4-parted, 1/4" long, funnel-shaped, stalkless; solitary from the upper leaf axils; blooms July-Sept.
Fruits: dry, hairy, roundish, splitting into 2 nutlets
Habitat: dry; in sandy soil, usually on large river floodplains
Diodia teres image
Emmet J. Judziewicz  
Diodia teres image
Emmet J. Judziewicz  
Diodia teres image
Botancial Illustration