no 



7324 



7325 

 7326 



7327 

 7328 



7329 

 7330 



733 1 

 7332 

 7333 

 7334 

 7335 

 733 6 

 7337 

 7338 

 7339 

 7340 

 734i 

 7342 

 7343 

 7344 

 7345 

 734 6 

 7347 

 7348 

 7349 

 735 

 735 1 

 7352 

 7353 

 7354 

 7355 

 7356 

 7357 

 7358 



7359 

 7360 



7362 



73 6 3 

 73 6 4 

 7365 

 7366 



7367 

 7368 



7369 

 737 

 737 1 



amoenum Greene 7372 



amphianthum T. & G. 7373 



amplectens T. & G. 7374 



Andersonii A. Gray 7375 



andinum Nutt 737^ 



anemophilum Greene 7377 



appendicnlatnm Loja 7378 



Arizonicum Greene 7379 



arvense L. 7380 



attenuatum Greene 7381 



barbigerum Torr. 7382 



Andrewsii A. Gray 7383 



Beckwithii Brewer 7384 



Bejariense Moricand 7385 



bifidum A. Gray 7386 



decipiens Greene 7387 



Bolanderi A. Gray 7388 



Brandegei Wats 7389 



Breweri Wats. 739 



calophyllum Greene 739 1 



Carolinianum Michx. 7392 



Catalinae Wats. 7393 



caurinum Piper 7394 



ciliatum Nutt. 7395 



ciHolatnm Benth. 739^ 



Columbianum Greene 7397 



cyathifemm Lindl. 7398 



dasyphyllum T. & G. 7399 



depauperatum Desv. 74o 



amplectens Wats. 74oi 



dianthum Greene 74 2 



dichotomum H. & A. 743 



diversifolimn Nutt. 744 



Elmeri Greene 745 

 eriocephalum Nutt. . 7406 



exile Greene 747 



Fendleri Greene 7408 



fimbriatum Lindl. 749 



flavulum Greene 74 10 



Franciscannm Greene 741 1 



furcatum Lindl. 7412 



Gambelii Nutt. 7413 



geminiflorum Greene 74 1 4 



gracilentum T. & G. 7415 



iuconspiciuini Fernald 7416 



gymnocarpon Nutt. 74*7 



Hallii Howell 7418 



Hanseni Greene 74 1 9 



Harneyensis Howell 

 Haydeni Portei 

 heterodon T. & G. 

 Howellii Wats, 

 hybridum L. 

 hydrophilum Greene 

 incarnatum L. 

 Kingii Wats, 

 lacerum Wats, 

 laciniatum Greene 



angustatum Greene 

 latifolium (Hook.) Greene 

 Lemmoni Wats, 

 lilacinum Greene 

 longipes Nutt. 



brachypus Wats, 

 macilentum Greene 

 Macraei H. & A. 



dichotomum Brewer 

 macrocephalum (Pursh) Poir. 

 ma jus (Howell) Greene 

 medium L. 

 megacephalum Nutt. 

 melantherum H. & A. 

 microcephalum Pursh 

 microdon H. & A.. 



pilosum Eastwood 

 minutiflorum Greene 

 monanthum A. Gray 

 Monoense Greene 

 Montanense Rydb. 

 Morleyanum Greene 

 nanum Torr. 

 nemorale Greene 

 obtusiflorum Hook, 

 oliganthum Steud. 



Sonomense Greene 

 olivaceum Greene 

 Oreganum Howell 

 Palmeri Wats. 

 Parryi A. Gray 

 pauciflorum Nutt. 

 phaeocephalum Greene 

 pinetorum Greene 

 Plummerae Wats, 

 plumosum Dougl. 

 polyodon Greene 

 pratense L. 



