457* Arttiidsia .•^errata, Nutt. Mason City and Griniiell. 



469* Senecio lugeux.^ Rich., var. Hookeri, Eaton. Plymouth Co. 



493* Mtilgedium pulchelluiti^ Nutt. Ames and Grinnell. 



511" Phiiitdgo Ricgelii^ Dec. Ames and Grinnell. 



519" Anag-allis arvensis, T>. Keokuk. 



520" Utricidaria bijfora^ Lam. Muscatine. 



544* (xerdrdia tenuifolta^ Vahl., var. itiacTOplnjlla., Benth. Coun- 

 cil Bluffs. 



545* Gerarilid f^arn^ L. Clinton Co. 



596* Lamiuni amplexicaule, L. Keokuk. 



619^ Cuscuta i/iflexa, Engelin. Grinnell. 



620* Cuscuta Gronooii, Willd., vai. hitifloi-n^ Eno-(4m. Hesper. 



628* Datura Tatula, L. Muscatine, Grinnell and Cedar Rapids. 



650* Acevatefi hamghtoHa., Dec. Plymouth Co. 



662* Chenopodium urbicxnn, T>. Keokuk, Des Moines, Nevada, 

 and Grinnell. 



676* PoJggoiiuin /iydr<>j>ip< ri>i<les^ Mx. Grinnell, Plymouth Co. 



678* Poh/goniim Jfu/dai/tergn, yViit»(n\. Plymouth County and 

 Muscatine. 



792* Habenana liyperborca^ R. Br. Hesper. 



792^ Habenana Hookeri^ Torr. Hesper. 



796* MicrostyUs op/iiog/ossoides, Nutt. Decorah and Hesper. 



817* Vcrdtrum ^Voodii\ Robbins. Buj-lington. 



826a E rytJti'oiriutn Aiiierintincm^ Smith. Hesper. 



829* Allium cernuut/i. Roth. Plymouth Co. and Decorah. 



835* .Tuiicii.'i l^a^eyi, En<>-<dm. Clinton Co. 



841* CoDDuclyiiii J^irginica, L. Muscatine. 



843'^ VypevKS aciDninatus^ Torr. Plymouth Co. 



850'^ EleorharU obtaxa^ Schultes. Keokuk, Kellog-g, Clinton Co. 

 and Plymouth Co. 



858* Fimbriatylis capillarU, Gr. Keokuk. 



861* (^ari'X teretiuscttla, Good. Grinnell. 



885'' Care.i' gramdaris, Muhl. Clinton Co. 



892* (Jare.c Jiichardsouii, R. Br. Grinnell and Plymouth Co. 



893'' ('arex frichocarpa., Mx. Grinnell. 



893'^ Carex riparia^ Curtis. Grinnell. 



903* Vilfa aspera^ Beauv. Ames. 



924* Aristida purpurea^^\\\X. Plymouth Co. 



925* Bouteloua oligostadtya^ Torr. Plymouth Co. 



927* Eleusine Indica, Giert. Keokuk. 



