176 Michel Gandoger. 
58. Eriogonum marginale Gdgr., |. c., p. 195. 
Totum sparse araneosum, caudiculi sessiles diffusi, folia obovato- 
oblonga marginato subrevoluta crassa acuta floccosa saepius ad margines 
purpurea, petioli rubri, inflorescentia corymbosa pedunculis pubescentibus, 
flores aurei 3!/, m longi. 
Colorado, ad North Park, Larimer Co. (G. Osterhout). 
59. Eriogonum glaberrimum Gdgr., |. c., p. 195. 
Virescens glaberrimum, caudieuli longe stipitati recti, folia ad apicem 
caudiculorum fasciculata suboblongo-spathulata crassa obtusa marginibus 
subrevoluta, petioli virides breves, inflorescentia capitata vel potius ad 
scapum capita 2—3 longe pedunculata, flores ochroleuci 5'/, m longi. 
Oregon, in arenosis ad Cycan Valley (Cusick, no. 2745). 
60. Eriogonum glaberrimum var. aureum Gdgr., |. c., p. 195. 
A specie differt foliis ovato-ellipticis, inflorescentia corymbosa aurea 
pedicellis pubescentibus. Forma mixta inter E. glaberrimum et E. mar- 
ginale. 
Wyoming, ad Ferris Mountains (Nelson, no. 4958). 
No. 58—60. E. polyantho affines. 
61. Eriogonum polycladon Benth. 3. mexicanum Gdgr., |. c., p. 196. 
Folia plana, flores intense rosei vel purpurei. 
Mexico, Chihuahua ad Casas Grandes (C. Townsend and C. Barber, 
no. 374). 
62. Eriogonum polycladon Benth. y. crispum Gdgr., l. c., p. 196. 
Folia erispo-undulata, flores pallide rosei aut albidi. 
New Mexico, in Organ Mts. ad Dóna Ana Co. (Wooton, no. 460). 
63. Eriogonum racemosum Nutt. 8. sagittatum Gdgr., |. c., p. 196. 
Folia longe petiolata oblongo-subsagittata basi truncata superne 
viridia. à 
Colorado, ad Durango, alt. 6500' (C. Crandall). 
64. Eriogonum racemosum Nutt. y. cordifolium Gdgr., l. c., p. 196. 
Folia breviter petiolata orbiculata obtusa basilate cordato-emarginata 
undique albo-tomentosa. 
Arizona, ad Flagstafi, alt. 7000' (Mac Dougal,. no. 262). 
65. Eriogonum reniforme Torr. 8. asarifolium Gdgr., 1. c., p. 196. 
Folia 2—3 em lata superne viridia basi late cordaia sinubus sub- 
contiguis, seapus et inflorescentia glabra, involucrum vix costatum. 
California, ad Reno in Sierra Nevada (Hillman). 
66. Eriogonum praebens Gdgr., l. c., p. 196. 
Folia orbieulata obtusa cordata undique albo-tomentosa 1 em lata 
tenuiter petiolata, scapi plures recti araneosi ramis verticillatis superne 
dichotomis copiose instructi, involuera axillaria remota ovato-tubulosa 
costato-angulata tomentella dentibus triangularibus, flores albidi glabri. 
California, ad sierra Valley in regione Nevadensi (Hillman). 
Facies antecedentis a quo inflorescentia etc. mox secernitur. 
67. Eriogonwm praebens 3. divaricatum Gdgr., 1. c., p. 196. 
Rami intricato-divarieati, flores tenuiores. 
