21. Bebb willow, Salix bebbiana Sarg. (LS-ST, I-C). 

 Widely distributed in interior Alaska south to the Pacific coast. 

 In northern part of southeastern Alaska at head of Lynn Canal. 

 In central Alaska, primarily along the rivers from Prince William 

 Sound to Porcupine River and with isolated occurrences at 

 Wiseman and on Kobuk River; occasionally in western Alaska, 

 on Yukon River to Holy Cross and on Kuskokwim River to 

 Aniak; in southwestern Alaska from Dillingham southeast to 

 Kodiak Island; in south-central Alaska to southern tip of Kenai 

 Peninsula. Alaska, east across Canada to Hudson Bay, Labrador, 

 and Newfoundland, and south to New Jersey, Nebraska, New 

 Mexico, and central California. Also in eastern Asia. 



22. grayleaf willow, Salix glauca L. (MS-ST, I-C). 

 Throughout Alaska except Aleutian Islands and southeast coast. 

 In southeast Alaska only at Glacier Bay and Haines-Skagway 

 area. In mainland Alaska from Prince William Sound northward 

 to Arctic Ocean near Barter Island but lacking in extreme north- 

 ern portion of the coastal plain to the west; westward to Chukchi 

 and Bering Seas except for some small areas on Seward Peninsula 

 and Yukon-Kuskokwim Delta; southwest to end of Alaska Penin- 

 sula and one location at Adak Island in Aleutians; east to Kodiak 

 Island and Kenai Peninsula. From Alaska east across Canada 

 to Labrador and Newfoundland, south to southern British Colum- 

 bia and in Rocky Mountains to northern New Mexico. Also 

 northern Europe and Asia. 



23. Hooker willow, Salix hookeriana Barratt (LS-ST, C). 

 Coastal Alaska in vicinity of Yakutat and Dry Bay; also isolated 

 occurrences on Prince William Sound and on Middleton Island. 

 Pacific coast from southern Alaska and Queen Charlotte Islands 

 (Moresby Island) and extreme southwestern British Columbia, 

 Vancouver Island, and Puget Sound region of western Washing- 

 ton south to northwestern California. Reported also from eastern 

 Siberia. 



24. sandbar willow, Salix interior Rowlee (LS, I). Dis- 

 tribution limited along main rivers in interior Alaska. Along 

 Yukon River and its tributaries from Canadian border westward 

 to Galena and on Tanana River and its tributaries from Tok 

 to its confluence with the Yukon. Two questionable localities 

 are reported from Umiat and Anaktuvuk Pass. From Alaska east 

 across Canada and south to Virginia, Louisiana, New Mexico, 

 and northern Mexico. 



25. Richardson willow, Salix lanata L. ssp. richardsonii 

 (Hook.) A. Skwortz. (MS-ST, I-C). Through most of central 

 and south-central Alaska north to Arctic Ocean. In southeastern 

 Alaska only in mountains from Juneau to Haines and at Yakutat. 

 In central Alaska from Copper River Basin northward to Arctic 

 Ocean; westward to Chukchi and Bering Seas but not on oceanic 

 islands; southward to mouth of Kuskokwim River, south slopes 

 of Alaska Range, and Matanuska Valley, with isolated occurrences 

 in Tikchik Lake, Naknek, and Unalaska Island in the Aleutians. 

 This subspecies occurs across northern Canada to Baffin and 

 Southampton Islands, south to northwestern Hudson Bay and 

 British Columbia; also northeastern Asia. The species ranges 

 across northern North America, Europe, and Asia and south 

 in mountains of Asia. 



26. Pacific willow, Salix lasiandra Benth. (LS-ST, I-c). 

 Interior and southeast Alaska. In southeast Alaska at isolated 

 localities at Hyder, Stikine River, head of Lynn Canal, Glacier 

 Bay, and Yakutat. In central Alaska from Palmer north to the 

 central Yukon River area with an isolated location at Wiseman: 



west on Tanana River to Mitito. with isolated occurrencef on 



the lower Yukon and Kuskokwim Rivers; east to thf? Susitna 

 Valley and Palmer. From Alaska east to Saskatchewan and south 

 to New Mexico and southern California. 



27. park willow, Salix monticola Bebb (MS-LS, • ' 

 Central interior Alaska along Yukon and Tanana Rivera and 

 their tributaries. In southeastern Alaska only in Haines-Skagway 

 area. From an isolated occurrence in Cordova north to thf- \ ukon 

 basin with one outlier on north slope of Brooks Rangf- in Ikiak- 

 paurak Valley of Canning River; west only to Rampart on 

 Yukon River and Fairbanks on Tanana River, with a local popu- 

 lation in the east end of Mount McKinley National Park: south 

 to south slope of Alaska Range along the Anchorage-Fairbanks 

 Highway and to Copper River Basin. From Alaska east to Hudson 

 Bay and south to Ontario, Colorado, and Oregon. 



28. tall blueberry willow, Salix novae-angliae Anderss. 

 (LS-ST, I). Local along rivers in interior Alaska. From the 

 Yukon River at Circle west only to Minto on Tanana River, with 

 an outlier at Farewell on north side of Alaska Range; south to 

 Matanuska Valley, and east to the Copper River Basin. From 

 Alaska east to British Columbia and southward in mountains 

 to southern Utah and northern California. 



29. diamondleaf willow, Salix plani folia Pursh ssp. pul- 

 chra (Cham.) Argus (PS-ST, I-C I. Almost all Alaska except 

 the western Aleutians and the coastal forests of southeastern 

 part. In southeast Alaska only at Juneau and Haines. From Prince 

 William Sound northward to the Arctic Ocean; westward to the 

 Chukchi and Bering Seas, including many island locations: south- 

 ward to the eastern Aleutians, and east to Kodiak Island and 

 Kenai Peninsula. Alaska east to Yukon Territory and south to 

 British Columbia. In Asia from Novaya Zemlya to Chukchi 

 Peninsula. 



30. netleaf willow, Salix reticulata L. (PS, 1 -C). Widely 

 scattered over most of the State but with wide gaps in the dis- 

 tribution. In southeast Alaska mostly in the northern part but 

 with isolated localities on Coronation Island and at Yakutat. 

 From Prince William Sound north to the Arctic Ocean but 

 absent in the Yukon River lowlands: west to the Chukchi and 

 Bering Seas but absent in several areas along and inland from 

 Bering Sea; several locations on the Aleutians to the western- 

 most islands; on Kodiak and Afognak Islands but absent on 

 most of Alaska Peninsula, the western Cook Inlet area, and 

 Kenai Peninsula. From Alaska eastward across northern Canada 

 to Great Slave Lake, northern Hudson Bay. and Newfoundland. 



31. Scouler willow, Salix scouleriana Barratt (LS-MT, 

 I-C). Through southeast Alaska north to Glacier Bay except 

 possibly the outer islands. From Prince W illiani Sound northward 

 to the Tanana Vallev with one outlier on Porcupine River near 

 the Canadian border: west to isolated populations on Yukon 

 River at Galena and Kuskokwim River at MeGratli: south to 

 isolated occurrences on the Alaska Peninsula and Kodiak Island. 

 and east to Kenai Peninsula. From Uaska eastward to Saskatche- 

 wan and south to New Mexico and California. 



32. Sitka willow. Snli.v sitchensis Sanson (LS-ST, I-C 

 Pacific coast region of southeast and southern Maska. Through- 

 out southeast Alaska from southern tip northward except the 

 outer islands: westward along the coast to Prince William Sound. 

 Kenai Peninsula. Kodiak Island, and Alaska Peninsula. Maska 

 and British Columbia south along the coast to southern California 

 and east to New Mexico and Black Hills. Mso in eastern \- a 



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