PLANTS OF ILLINOIS. 



35 



CORISPERMUM 



hyssopifolium, L. X-E. 



Abundant on lake shore about Chicago, Babcock. 



AMARANTACE^E. 



AMARANTUS 



paniculatus, L. 



Sparingly escaped from gardens 



retroflejcus, L. 



Fields, gardens. &c. 



albus, L. 



Roadsides and waste places. 



L. 



Common. 

 Common. 



splnosus, -L. C. & S. 



Waste places, from Peoria county southward. 



Scarce. 



MONTELIA 



tamariscina, Gray. 



River hanks. 



IRESINE 



celosioides, L. 



Wabash county, Schneck. 

 FROELICHIA 



Floridana. Moq. 



Sandy barrens. Henderson county 

 Menard. Mead. Hall. 



POLYGONACE.E. 



POLYGONUM 



orientale, L. 



Spontaneous about gardens. 



Pennsylvanicura, L. 



Virginianum, L. 



Rich woods. Scarce. 



articnlatnm, L. N. 



Near Dixon. Vasey : Ogle county, Bebb. 



aviculare, L. 



Roadsides and waste places. Common. 



var. erectura, Roth. 



Common. 



ramosissimura, Michx. 



River banks and barrens. Frequent. 



tenue, Michx. 



Dry prairies and barrens. Frequent. 



arifolium. L. 



Low grounds. McHenry county. Vasey. 



sagittatum, L. 



Common. 



w. 



Mason and 



Low grounds. 



Frequent 



Convolvulus, L. 





Fields, and waste places. 



Common 



dumetorum, L. 





Moist thickets. 



Common 



iGOPYRUM 





escitlentinn, Mcench. 





Persistent in fields. 





Damp places. 



Common. 



incarnatum, Ell. 





Low grounds. 



Common. 



Hartwrightii, Gray. 



N. 



Winnebago county, Bebb. 





Pevsi carta, L. 





Roadsides, 



Common. 



Hydropiper, L. 





Low grounds. 



Common. 



acre, H. B. K. 





Low grounds. 



Common. 



hydropiperoides. Michx. 





Margins of ponds, etc. 



Frequent. 



amphibium, L. 





In ponds and damp grounds. 



Common. 



RTTMEX 



Paticntia. L. 



Spontaneous about gardens at Augusta, Hancock 

 county. Mead. 



orbiculatus, Gray. C. & N. 



Wet places. Menard county. Hall : and north- 

 ward. Scarce. 



Britamiica, L. 



Low grounds. Frequent. 



con glomeratus. Mutt ay . 



Kankakee county, Hill. 



veiticillatus, L. 



Wet places. Frequent. 



crispuus, L. 



Gardens and waste peaces. Common. 



obtwsifolius, L. 



With the last. Frequent. 



maritimus, L. N. 



McHenry county. Vasey. 



Engelmanni. Ledeb. S-W. 



Formerly in St. Clair county, station now de- 

 stroyed by cultivation, Engelmann. 



