Eriogonum Polygonacearum genus speciebus varietatibusque novis auctum. 17 5- 
b) Flores fructusque albidi vel ochroleuci. 
49. Eriogonum ovalifolium Nutt. d. utahense Gdgr., l. c., p. 194. 
Scapi recti, limbus foliorum ovato-deltoideus 10—12 m latus longe 
petiolatus, flores albidi. 
Utah, ad Cache (J. Linford). 
50. Eriogonum ovalifolium: £. multiscapum Gdgr., 1. c., p. 194. 
Scapi plures rigidi, folia nivea conferta limbo obovato 5—6 m lato 
longe petiolata, flores ochroleuci dorso lineato-virides. 
Wyoming, ad Cokville (Nelson, no. 4658 ex parte). 
51. Eriogonum ovalifolium č. cyclophyllum Gdgr., l. c., p. 194. 
Scapi pauci flexuoso-decumbentes, folia lanata confertissima limbo 
orbiculato 2—4 m lato vix petiolata, flores albidi dorso viriduli. 
Montana ad Great Falls (J. Blankinship). Facies E. caespitosi Nutt. 
52. Eriogonum ovalifolium 9. cerastoides Gdgr., l. c., p. 194. 
Scapi recti pauciores, folia lanata confertissima limbo obovato-oblongo 
utrinque attenuato 2-3 m lato vix petiolato, flores albidi. Hab. cum 
praecedente. 
c) Flores fructusque rosei, purpurei vel candidi. 
53. Eriogonum rubidum Gdgr., l. c., p. 194. 
Caespitosum nanum, scapi 2 - 3-pollicares oblique adscendentes, folia 
nivea breviter petiolata limbo ovato vel orbiculato basi cordato aut cuneato- 
2—4 m lato, flores capitati minores rubidi, involuera parva lanata obtuse 
dentata. 
Oregon, versus cacumen Stein's Mts, ad Wild Horse Creek (Cusick, 
no. 2039). 
54. Eriogonum rubidum Gdgr. 3. frigidum Gdgr., l. c., p. 194. 
Limbus foliorum 5—6 m latus ellipticus, flores subnivei. 
Montana, ad Old Hollowtop, Pony, alt, 9000' (P. Rydberg and E. 
Bessey, no. 5338). 
55. Eriogonum roseiflorum Gdgr., l. c., p. 194. 
Caespitosum nanum, scapi plures recti sparse araneosi, folia breviter 
petiolata orbiculata 4—5 m lata, flores capitati dilute rosei ad dorsum 
linea intense purpurea notati, involucra lata tomentosa acute dentata. 
Oregon, in arenosis ad Cycan Valley (Cusick, no. 2751); Cali- 
fornia, in regione Nevadensi ad sierra Walley (J. Hillman). Ab antece- 
dentibus bene distinctum. 
56. Eriogonum Piperi Greene 3. ochrocephalum Gdgr., J. c., p. 195. 
Involuera 6 m longa, pedunculi florales hirsuti, perigonium ochroleucum 
brevius villosum. 
Oregon, ad Trout Creek in Wallowa Mts., alt. 6-—8000' (Cusick, 
no. 2433). 
57. Eriogonum Piperi Greene y. longiflorum Gdgr., |. c., p. 195. 
Involuera 8—9 m longa, ped. florales glabri, perigonium flavissimo- 
aureum majusculum longissime villosum. 
Montana, ad Coiumbia Falls (R. Williams). 
