. Brigham Young University science bulletin. Biology -- Periodicals. Fig. 46. Salix laevigata Bebb. Salix laevigata Bebb. (Fig. 46) For many years this species was reported to be present in the Colorado River canyons of eastern Utah. However, Youngberg (1966) indicated that all specimens from that area which he had observed were misidentified and that the smooth willow is limited to Washington Co. Representative Specimens: Washington Co., Beaver Dam Mts., Higginx 426, April 9, 1966 (BRY); Washington Co., Santa Clara Creek, Cottam 3370. June 21, 1928 (UT). Salix lasiandra Benth var. c
. Brigham Young University science bulletin. Biology -- Periodicals. Fig. 46. Salix laevigata Bebb. Salix laevigata Bebb. (Fig. 46) For many years this species was reported to be present in the Colorado River canyons of eastern Utah. However, Youngberg (1966) indicated that all specimens from that area which he had observed were misidentified and that the smooth willow is limited to Washington Co. Representative Specimens: Washington Co., Beaver Dam Mts., Higginx 426, April 9, 1966 (BRY); Washington Co., Santa Clara Creek, Cottam 3370. June 21, 1928 (UT). Salix lasiandra Benth var. caudata (Nutt.) Sudworth (Fig. 47) Pacific willow is widespread from Alaska to New Mexico and is common throughout Utah up to eleva- tions of 8,000 feet, where it occurs along the margins of streams and reservoirs. UTAH OUTLINE MAP. Fig. 47. Salix lasiandra Benth. var. caudata (Nutt.) Sudworth Representative Specimens: Box Elder Co., Raft River Mts., Cottam 2972, June 5, 1928 (UT); Daggett Co., Sheep Creek, S. Flowers 173, July 25, 1959 (UT); Duchesne Co., Moon Lake, Graham 9371, June 25, 1935 (CM); Emery Co., Huntington Canyon, Youngberg 424, September 11, 1935 (BRY); Garfield Co., Bryce Canyon, Buchanan 465, June 28, 1959 (UT); Juab Co., Deep Creek Mts., B. Magiiire 21929, July 14, 1943 (UTC); Piute Co., Kingston, Jones 5322k, May 20, 1894 (US); Rich Co., Bear Lake, Youngberg 736, June 12, 1966 (BRY); San Juan Co., La Sal Mts., R. E. Mellenthins 31, September 2, 1916 (USPS); Utah Co., Provo Canyon,;. Youngberg eU, October 2, 1965 (BRY). Salix lasiolepis Benth. (Fig. 48) This willow grows along streams and in wet areas in Utah, where it is of infrequent occurrence. Representative Specimens: Iron Co., Parowan, Eggle- ston 14903, September 17, 1918 (US); Millard Co., Canyon Mts., Erdman 134, May 13, 1960 (BRY); Sevier Co., Monroe Mt., Erdman 5, May 9. 1960 (BRY); Washing- ton Pine Valley, Gould 1781, May 26, 1942 (NY). Sali
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