199 



numerosi, folia suborbiculatn, flores 4 m. longi aurei. Hab. 

 Yellowstone Park, ad Upper Geyser Basin (P. Rydberg and 

 E. Bessey n. 5330). 



— Ç. dichrocephalum G., conferte ramosum, caudiculi dense foliosi 



breves, folia ovata utrinque acuta, flores 5 m. longi ohroleuco- 

 flavcscentcs cum macula rubida extus ad dorsum. Hab. 

 Oregon, ad. Top of Stein'» Mountains (W. Cuaick n, 1965). 



— 6. cali formel! in G., parce ramosum, caudiculi rari conferti foliosi, 



folia obovata dense lanata obtusa, flores 5 m. longi ochrolcuci. 

 Hab. California, ad Leavine in sierra Nevada (Hillman). 



Eriogonum viuiineum Dougl. Gonspicue varians : 



1. Flores intense purpurei vel rubri. 



— [3. rigescens G., scapi stricti inferne lanati, folia subtus dense lanu- 



ginosa superne araneoso-cancsccntia ovata, involucrum ad 

 faucem contractum 4 i/i m. longum virons prominule angulo- 

 sum. Hab. California, ad Verdi in sierra Nevada (S. Doten). 



— y. californicum G., scapi flcxuoso-divaricati prorsus glabri, folia 



subtus brevitcr lanuginosa superne viridia, orbiculato-dcltoi- 

 dca vel subhastata, involucrum ad faucem apertum 3 i/i m. 

 longum rubens vixque angulosum. Hab. California ad. Peta- 

 luma (J. Tidstrbm). 



2. Flores albi vel rosei. 



— o. divergeas G., folia superne virescentia, inflorescentia divaricata 



ramulis Iaxis divergentibus, involucrum 3 1/2 m. longum ad 

 dentés ciliatum, perigonium album. Hab. California, ad 

 Higher Leavine in sierra Nevada (Hillman). 



— e. oregooense G., folia undique incana, inflorescentia stricta ramu- 



lis confertis rigidulis, involucrum vix 3 m. longum ad dentés 

 glabrum, perigonium dilute roseum cum linea purpurea ad 

 medium dorsi. Hab. Oregon orient., frequens in areno3is 

 (Cusick n. 2163). 



Eriogonum restioioides Gdgr sp. n., strictum ramo- 

 sissimum habitu restiaceo, scapi glabri multoties repetite 

 2-3-4-chotomi paniculam densam efformantes, folia longe 

 petiolata orbiculato-reniformia obtusa basi cordata subtus 

 tomentosa superne viridia sparseque araneosa, involucra 



