. The Canadian field-naturalist. Natural history. 300 The Canadian Field-Naturalist Vol. 117 Senecio streptanthifolius Greene, Rocky Mountain Groundsel - Yukon: steep active solifluxion slope across river from camp, Wind River Camp #1, 64°'N 134°'W, B. Bennett 00-173, 3 July 2000 (DAO); riverbar, Wind River Camp #6, 65°40. 46'N 135°'W, B. Bennett 00-857, 1 July 2000 (DAO). The specimens cited above are the northernmost yet found in the Territory (Cody 1996), about 200 kilometers north of a site northeast of Mayo. Senecio tundricola Tolm., Tundra Ragwort - Yukon: convex lower slo
. The Canadian field-naturalist. Natural history. 300 The Canadian Field-Naturalist Vol. 117 Senecio streptanthifolius Greene, Rocky Mountain Groundsel - Yukon: steep active solifluxion slope across river from camp, Wind River Camp #1, 64°'N 134°'W, B. Bennett 00-173, 3 July 2000 (DAO); riverbar, Wind River Camp #6, 65°40. 46'N 135°'W, B. Bennett 00-857, 1 July 2000 (DAO). The specimens cited above are the northernmost yet found in the Territory (Cody 1996), about 200 kilometers north of a site northeast of Mayo. Senecio tundricola Tolm., Tundra Ragwort - Yukon: convex lower slope, open willow/lichen/moss, Upper Bonnet Plume River Drainage near Site #137, 64°31' 57"N 131°32'42"W, /. Staniforth 00-116, 9 July 2000 (DAO). The specimen cited above is the easternmost yet found in the Territory. It is from a site about 240 kilometers east of a site just east of the Hart River. Senecio vulgaris L., Common Groundsel - Yukon: flower bed at Kluane Park Inn, Haines Junction, 60°44'N 137°31'W,£ Caswell PPC-2000-Y-471, 14 Aug. 2000 (DAO). This weed of cultivated ground was previously known from Dawson (Cody 1996) and Whitehorse (Cody et al. 2000). Solidago canadensis L. var. salebrosa (Piper) Jones, Canada Goldenrod - Yukon: Slims West Trail, Kluane National Park, 61°'N 138°29'W, P. Caswell PPC-2000-Y-475, 22 July 2000 (DAO); dry roadside, Alaska Hwy. west of Yukon River, 60°'N 134° 'W, S. Withers SW00-165,7 Aug. 2000 (DAO). The specimens cited above are the first known from the southwest part of the Territory. Solidago multiradiata Ait., Northern Goldenrod - Yukon: valley floor, moist shrub/graminoid/moss, Upper Bonnet Plume River Drainage Site #114, 64°24'51"N 132°23'W, /. Staniforth 00-067, 6 July 2000 (DAO). The specimen cited above is an extension of the known range in the Territory (Cody 1996) of about 115 kilometers southeast of a site adjacent to the Bonnet Plume River. Sonchus asper (L.) Hill, Spiny Sow-thistle -
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