16 



CATALOGUE OF THE 



CACTACEiE. 



OPUNTIA 



Rafinesquii, Engelm. 



Sandy prairie? and barrens. Frequent. 



PASSIFLORACE^E. 



P A SSI FLORA 



lutea, L. S. 



Darn]) woods. Madison and St. Clair counties. 

 Miss Holmes. Brendel : Marion. Bebb : Wabash. 

 Sehneck : and southward. Frequent. 



CUCFRBITACE.-E. 



SICYOS 



angulatus, L. 



River banks. 



KCHLXOCYSTIS 



lobata, T. & G. 



Banks of streams. 



UMBELLIFER.E. 



SANICULA 



Canadensis, L. 



Open woods. 



Marilandica, L. 



With the last. 



ERYNGIUM 



yuccaefolium, Miehx. 



Prairies. 



Common. 



Common. 



Common. 

 Common. 



Common. 



DAUCUS 



Carota, L. 



Sparingly escaped from gardens to roadsides and 

 waste places. 



POLYTJ5NIA 



Nuttallii, DC. 



Prairies and barrens. Scarce. 

 HERACLEUM 



lan atom, Michx. 



Damp places. Common. 

 PASTFNACA 



sativa, L. 



Roadsides and waste places. Common. 

 ARCHEMORA 



rigida, DC. 



Also the var. ambigi a. Gray. 



Wet prairies, ravines, etc. Roots tuberiferous. 



Scarce. 



ARCHANGELICA 



hirsuta. T. & G. S. 



Washington Co.. and southward. Yasey. Forbes 



Rare. 



atropurpurea, Hoffin. C. & N. 



Low grounds. Fulton. Wolf : Kankakee, Hill 

 and northward. 



CONIOSELINUM 



Canndense, T. & G. 



Elgin, Kane county, Yasey. 



N. 



THASPIUM 



barbinode, Nutt. 



Rich woods. Scarce. 



aureum, Nutt. 



River banks, &c. Common. 



var. apterum, Gray. 



Winnebago and Marion counties. Bebb. 



trifoliatum, Gray. 



Open woods, <fec. Scai-ce. 



var. atropurpureum, T. & G. 



Menard county. Hall : and southward. 



var. apterum, Gray. 



Winnebago and Marion counties. Bebb. 



ZIZIA 



integerrima, DC. 



Dry hillsides. 



Frequent. 



s. 



DISCOPLEURA 



capillacea, DC. 



Mound City. Yasey. 



var? costata, DC. S. 



St. Clair county. Brendel ; Mound City, Yasey, 



Nuttallii, DC. S. 



Jackson and Union counties. Forbes, Wolf. 



CICUTA 



maculata, L. 



Low grounds. 



bnlbifera, L. 



Common. 



N. 



Peoria county, Brendel ; Stephenson and Win- 

 nebago, Miss Holmes : McHenry. Yasey. 



SIUM 



angustifolium, L. C. & N. 



Fulton county. Wolf : Peoria, (frequent). Bren- x 

 de 1 : Winnebago, (rare). Bebb: McHenry. Yasey. 



••I have found this in northern Illinois invari- 

 ably associated with Mimulus Jamesii." — Bebb. 



