444. Osmorhiza sp., Torr. (St. Whipp. U.S. Rep. Tr. 93.) Apparently passing into O. bristlyl, DC., of which it is probably a variety. Bristles in subtle stage present, though small; pubescence variable, as well as shape & pectin of leaflets. a) May 29, 1865. Wahavick Mts., Wash. City Creek canyon. 5,000 ft. 6 sh. b) July 6, " " Uintah Mts., Utah. Pono canyon. 7,000 ft. 8 in. c) " 10, " Wahavick Mts., " Pratt fork of Pono canyon. " 1 in. d) Aug. 12, " Uintah Mts., Utah. Ridge abov (See R. caton 9,000 ft. 3. 445. Myrthis occidentalis, BENTH. (Glycorna, Suth. V.S. Bot. 639.) Variable in size & section of leaves, in pubescence, in also in length of the petioles - including M. bolandii, etc. a) June 8, 1865. W. Humb. Mts., " Uintahville canyon. 7,000 ft. 6 sh. b) " 27, " Wm. Tobin Range. N.W. Cumberland canyon. 6,000 ft. 2 in. c) July 24, 1865. E. Humb. Mts., Utah. Canyon above Camp Party. 7,000 ft. 2 in. d) Aug. 19, " " " Fremont Pass, 6,500 ft. 2 in. e) from 29, 1865. Wahavick Mts., Utah. Ridge above Early's Peaks. 7,000 ft. 2 in. 446 447. Cymopterus nov. sp. a) July 27, 1865. E. Humb. Mts., " Peak above Mt. Wibley. 9,000 ft. 7 sh. b) " 30, " " " Peak above Sawmill. 10,000 ft. 16 in. c) Aug. 31, " " " Peak above Orland Ranch. 448 449. C. moranensis, Suth. (749. Fl. I. 624.) Flowers in dense globular heads, the disk minute; encasing the broad membranaceous involucre & involucels; bracteoles 1-3, equally the leaves; carpophore very slender, 2-clawed at base; stamens 3 in the intervals, + 2-4 on each side of the commissure, opposite the edges of the involucre corollas sessile; fruit 5-7" long, wing 2-3" broad. May 29, 1865. Mt. Davidson & Carson Valley, Nev. 5-7,000 ft. 72 sh. May 19, " Trinity Mts., N.W. Hills above Parkman station. 6,000 ft. 2 in.