196 



I rio-omim polycladon Benth. ?. mexlcanum G., folia 

 plana, flores intense rosei vel purpurei. Hab Mexico, 

 Chihuahua ad Casas Grandes (G. Townsend and C. Barber 



n. 374). 



— y. crispuiii G., folia crispo-undulata, flores pallide rosci aut albidi. 



Ifab. New Mexico, in Organ Mis ad Dona Ana Co. (Wooton 

 n. 460). 

 Eriogonuui raceinosuni Nutt. }. stt^ittalum G., folia longc 

 petiolata oblongo-aubsagitlata basi truncata superne viridia. 

 Hab. Colorado, ad Durango, alt. 6500' (C. Oandall). 



— f. cordifolium G., folia breviter petiolata orbiculata obtu9o basilate 



cordato-emarginata undique albo-tomentosa. Hab. Arizona, 

 ad Flagstaff, alt. 7000' (Mac Dougal n. 262). 



Eriogonum reniforme Torr. p. asarifolinin G., folia 

 2-3 cent, lata superne viridia basi late cordata sinubus 

 subcontiguis, scapus et inflorescentia glabra, involucrum 

 vix costatum. Hab. California, ad Reno in sierra Nevada 

 (Hillman). 



B rio-omim praebeng Gdgr sp. n., folia orbiculata 

 obtusa cordata undique albo-tomentosa 1 cent, lata 

 tenuiter petiolata, scapi plures recti araneosi ramis 

 verticillatis superne dichotomis copiose instructi, invo- 

 lucra axillaria remota ovato-tubulosa costato-angulata 

 tomentella dentibus triangularibus, flores albidi glabri. 

 Hab. California, ad sierra Valley in regione Nevadensi 

 (Hillman), Faciès antecedentis a quo inflorescentia etc. 

 mox secernitur. 



— p. divaricatmn G., rami intricato-divaricati, flores tenuiores. Hab. 



California, in sierra Nevada ad Leavine (Hillman). 



Erlo£onum spliaeroceplialiuii Dougl. Inter formas 

 varias duae sequentes, ut subspecies, praecipue distingui 

 possunt : 



Erio^onum cupremii Gdgr sp. n. Gaudiculi pauciores, 



