170 DAVENPORT ACADEMY OF NATURAL SCIENCES. 



457* Artemisia serrata^ Nutt. Mason City and Grinnell. 



469* Senecio hic/ens. Rich., var. Ifookeri, Eaton. Plymouth Co. 



493* Mulgedium pulchellum^ Nutt. Ames and Grinnell. 



511* Plantago Rugelii^ Dec. Ames and Grinnell. 



519* Anagallis arvensis, L. Keokuk. 



520* Utricularia hiflora^ Lam. Muscatine. 



544* Gerardia tenmfoUa^ Vahl., var. macrophylla^ Benth. Coun- 

 cil Bluffs. 



545* Gerardia flava, L. Clinton Co. 



596* Lamium amplexicaule, L. Keokuk. 



619'' Cuscuta infexa^ Engelm. Grinnell. 



620* Cuscuta Gro?20im, Willd., var. latijfora, Engelm. Hesper. 



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



650* Acerates lanuginosa, Dec. Plymouth Co. 



662* Chenopodium urbicum, L. Keokuk, Des Moines, Nevada, 

 and Grinnell.' 



676* Polygonum hydropiperoides, Mx. Grinnell, Plymouth Co. 



678* Polygonum Muhlenhergii, Watson. Plymouth County and 

 Muscatine. 



792* Habetiaria hyperborea, R. Br. Hesper. 



792^ Hahenaria UooJceri, Torr. Hesper. 



796* Microstylis oplvioglossoides, Nutt. Decorah and Hesper. 



817* Veratrum Woodii, Robbins. Burlington. 



826* Erythroniuyn, Americanum,^ Smith. Hesper. 



829* Allium cernuum, Roth. Plymouth Co. and Decorah. 



835* Juncus Vaseyi, Engelm. Clinton Co. 



841* Commelyna Virginica, L. Muscatine. 



843^ Cyperus acumi)iat>ts, Torr. Plymouth Co. 



850^ Eleocharis obtusa, Schultes. Keokuk, Kellogg, Clinton Co. 

 and Plymouth Co. 



858* Fiitihristylis cajnllaris, Gr. Keokuk. 



861* Carex teretiuscula. Good. Grinnell. 



885^ Carex granularis, Muhl. Clinton Co. 



892* Carex Hichardsonii, R. Br. Grinnell and Plymouth Co. 



893'' Carex trichocarpa, Mx. Grinnell. 



893*^ Carex riparia, Curtis. Grinnell. 



903* Yilfa aspera, Beauv. Ames, Plymouth Co. 



■ 924* Aristida purpurea, l!^utt. Plymouth Co. 



925* Pouteloua oligostachya, Torr. Plymouth Co. 



927* Eleusine Indica, Gaert. Keokuk. 



