28 DAVENPOR'I' ACADKMV OF NATURAL SCIF.NCKS, 



834* Jiincus Baltic}is^ Deth. Emmett Co. 

 " SS?** Eriophorum grncile^ Koch, var. pmiciufrriKm^ P]ngelm. 



Einniett Co. 

 800** Carex siccata^ Dew. Emmett Co. 

 867* Carex chordorhiza, Ehrh. Emmett Co. 

 867'' Carex Deioeyana^ Schw. Spirit Lake. 

 8(58" Carex stelhdatn, L. Emmett Co. 

 STO'' Carex straminea^ Schk., var. festucacea^- Boott. Grinnell 



and Ames. 

 883* Carex limosa^ L. Emmett Co. 

 892^ Carex pubescetis, Muhl. Grinnell. 

 893*^ Carex comosa, Boott. Emmett Co. 

 897^ Carex retrorsa^ Schr. Emmett Co. 

 897*^ Carex monile^ Tuck. Grinnell and Emmett Co. 

 900* Leersia lenticularis, Mx. Montrose. 

 920* Cahmiagrostis stricta^ Trin. Emmett Co. 

 934^ Glyceria aqtiatica, Smith. Plymouth Co., and Hesper, 

 935* Poa coesia^ Smith. Hancock Co. 

 961* Beckmannia erucmformis^ Host. Plymouth Co. 

 962* Panicum Jilrforme^ L. Keokuk. 



The following are descriptions of" species not given in the 5th edi- 

 tion of Gray's Manual. 



Amorpha microphylla, Pursh. — Nearly smooth, dwarf; leaves with very 

 short petioles, obtuse at both ends ; spikes short, solitary ; calyx nearly naked, 

 pedicellate, teeth all very acuminate; legumes 1-seeded. (A. nana, Nutt.) 



On the banks of the Missouri. From 1 to 2 feet high; flowers purple 



and fragrant. A very elegant little shrub. Pursh's Fl. Amer. Sep., II, 466. 



This compact little shrub is abundant on the dry prairies of north- 

 western Iowa. It flowers in May, and not in July and August as 

 stated by Pursh. The leaflets are oblong, conspicuously punctate, 

 and in 10-20 pairs. 



Helianthus Maximilian:, Schrad. — Stem strigose-scabrous, branched ; 

 leaves alternate (those of the branches sometimes opposite), lanceolate, en- 

 tire or nearly so, tapering to each end, acuminate, very scabrous and often 

 canescent-strigose on both sides, the lower petioled ; scales of the involucre 

 lanceolate-subulate, much attenuate, strigose-canescent ; pappus of two lan- 

 ceolate slightly fringed chafly scales. Prairies. Missouri, Texas. Torrey 



and Grafs Fl. N. Am., II, 325. 



In Meehan's "Native Flowers and Ferns of the United States," 

 where this species is finely figured, the range is said to be "probably 



