Composite family. Compositae.
"Moist river banks throughout Eastern and Central Texas." (Coulter). College: in low moist creeks and along Brazos river. Honey yield not important, but yields much pollen. July and August.*
COCKLE-BURR. CLOT BURR. Xanthium Canadense Mill.
Composite family. Compositae.
"Alluvial shores and waste ground." (Coulter). Hunter: along creeks, in pastures and fields; not important; furnishes pollen late in the fall. September, October.*
CONE FLOWER. NIGGER HEAD. Rudbeckia hirta L.
Composite family. Compositae.
"Dry and open ground throughout Texas." (Coulter). Waysides and prairies; of no importance; bees gather propolis from resinous heads sometimes. May, June.*
CONE FLOWER. NIGGER HEAD. Rudbeckia bicolor Nutt.
Composite family. Compositae.