246 



Abronia cycloptera, Gr. 

 Cycloloma platyphyllum, Moq. 

 Atriplex patula, L. 

 Eurotia lauata, Moq. 

 Sarcobatus veriniculatus, Torr. 

 Eriogonum alatum, Torr. 

 Eriogonum Jamesii, Benth. 

 Eriogonum umbellatuin, Torr. 

 Eriogonum cernuum, Nutt. 

 Shepherdia argentea, Nutt. 

 Euphorbia petaloidea, Englm. 

 Euphorbia Fendleri, T. & G. 

 Euphorbia montaua, Englm. 

 Celtis occidentalis, L. 

 Quercus alba, L., var. Gunnisoni, 



Torr. 

 Salix lougifolia, Muhl., var. 



Populus angulata, Ait. 

 Populus balsamifera, L., vars. 

 Corallorhiza multiflora, Nutt. 

 Cypripedium parviflorum, Salisb. 

 Yucca angustifolia, Pursh. 

 Scirpus validus, Vahl. 

 Muhlenbergia pungens, Thurber. 

 Calamagrostis lougifolia, Hook. 

 Eriocoma cuspidata, ISTutt. 

 Pleuraphis Jamesii, Torr. 

 Pbragmites couimunis, L. 

 Triticum repens, L. 

 Pteris aquilina, L. 

 Pellsea gracilis, Hook, La Plata 



Mountains. 



Cheilanthes lanuginosa, Nutt. 

 Woodsia Oregana, Eaton. 



LIST OF MUSCI AND HEPATIC^E COLLECTED IN SOUTHERN COLORADO, 

 MOSTLY BETWEEN 5,000 AND 9,000 FEET ALTITUDE, DETERMINED BY 

 E. A. RAU, WITH THE ASSISTANCE OF C. F. AUSTIN AND T. P. JAMES. 



Weissia viridula, Brid. 



Weissia cirrhata, Hedw. 



Weissia crispula, Hedw. 



Weissia crispula, var. Plants much smaller than in usual forms ; leaves 

 dark green, with much closer areolatiou. Sierra Madre of South- 

 western Colorado. 



Gymnostomum rupestre, Schwaegr. Mancos Valley. 



Gyrunostornurn Brandegei, Austin, new species, Bulletin Torrey Botan- 

 ical Club, vol. vi, p. 46. Canon City. 



Dicranum scoparium, L. Southwestern Colorado. 



Dicranum rhabdocarpum, Sulliv. 



Dicranum (Campylopus) Eauei, nov. sp., C. F. Austin. 



Caule brevi compacte csespitoso interne dense tomentoso-radiculoso j 

 foliis erectiusculis, subtortuosis, lineali-lanceolatis, semel tortis falde 

 couvoluto-concavis, dorso indistincte papillosis margine ad apicem 

 subserratisj costa angusta, excurrente; retl minuto cellulis augulari- 

 bus perpaucis paulum inflatis; capsula subcylindrica, erecto-incurva 

 pallida laeviuscula, seta brevi tenui flexuosa, operculo longe rostratoj 

 aunulo angusto, calyptra solum, operculi rostrum obtegente: color 

 Isete fulvo-virens. Colorado 1875 T. S. Brandegee (Eau). About 

 the size of D. flagellare. Leaves shaped about as in D. flagellare 

 (costa more solid ; otherwise similar); once twisted as in D. Schraderi, 

 convolute-concave much as in D. Muhlenbeckii ; reticulation much as 

 in D. fulvurn. Color, shape, and texture of the capsule also much as 

 in D. Schraderi, but that has a straight and longer pedicel, much 

 larger calyptra, lighter costa, and cells at the base of the leaf more 

 lax, those above more granulose, margins more decidedly serrate, &c., 

 besides it is a much larger species. 



Fissidens exiguus, Sulliv. 



Desmatodon cernuus, Br. Eu. 



Desrnatodon latifolius, Br. Eu., var. /?. glacialis. 



Didymodou rubellus, Br. Eu. 



