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VERBESINA, L. 
552. V. helianthoides, Michx. Yerbesina. Crown-beard. 
Actinomeris helianthoides , Nutt. 
Near Pullman; rare. Hinsdale, Du Page County; rare, Babcock . (B.) 
ACTINOMERIS, Nutt. 
553. A. squarrosa, Nutt. Actinomeris. 
Dry, rich soil; generally distributed but infrequent. August — 
September. (B). 
In moist soil, a form with the stem free from wings is occasionally 
found. 
COREOPSIS, L. Tick-seed. 
554. C. lanceolata, L. 
In damp places; frequent, especially southward. June — July. 
~f 555. C. palmata, Nutt. 
Dry soil; frequent southward, less common elsewhere. June — 
August. 
4 556. C. tripteris, L. Tall Coreopsis. 
Rich and rather dry soil; common, at least southward. June — 
September. 
_^557. C. trichosperma, Michx. Tick-seed Sunflower. 
Swamps and wet grounds ; infrequent. September. 
■ 
558 c. trichosperma, Michx., var. tenuiloba, Gray. 
In similar localities with the species, but less frequent. (B. P.) 
4559. c. aristosa, Michx. 
Moist places; frequent. August — October. 
560. c. aristosa, Michx., var. mutica, Gray. 
Near Lake Calumet; rare, 1888. (B.) 
/ 
BIDENS, L. 
561. B. frondosa, L. Common Beggar-ticks. Stick-tight. 
Moist places; common or abundant. July — September. 
562. B. connata, Muhl. Swamp Beggar-ticks. 
Wet places; common. August — September. 
563. B. connata, Muhl., var. comosa, Gray. 
September. 
A few specimens were found in 1887 near South Chicago. Colehour, 
Ind., Hill. (B.) 
