114 FLORA OF MOUNT DESERT. 262 A. polyphyllus, Willd. Infrequent and local; in greatest abundance on the mountains. Dog Mt.; Jordan Mt.; Pemetic Mt.; Long Pond meadows (Rand); — Frenchman Camp; on Hunters Brook, near French- man Camp (R. & R.). The forms from Jordan Mt. are much dwarfed. 263 A. ericoides, L. Rare. Wayside, road to Jordan Pond (R. & R.). 264 A. vimeus, Lam. Rare. Frenchman Camp (Rand). Q 265 A. diffusus, Ait. Fields, thickets, and waysides; very common. Variable. A B.O.S, form with purple ray flowers and panicles less elongated, Little Harbor (Rand). 266 Var. thyrsoideus, Gray. Rare. Seal Harbor (R. & R.). 267 A. Tradescanti, L. Rare. Southern foot of Western Mt. (Rand). 268 A. paniculatus, Lam. Moist ground; frequent and widely distributed, especially in the northern part of the Island. Shore of Northwest Arm, Great Pond; Liscomb Brook, and elsewhere in Emery Dis- trict; Oak Hill and northward; Somesville; Ripples Pond; Bass Harbor; road to Great Pond, Southwest Harbor, etc. (Rand). 269 A. salicifolius, Ait. Low grounds and roadsides; frequent. Southwest Harbor; southern foot of Western Mt.; Somesville; Beech Hill; Oak Hill; Town Hill; Bass Harbor; Northwest Cove; Eden P. O., etc. (Rand). 270 A. junceus, Ait. Rare. Roadside between Southwest Harbor and Bass Har- bor; between Town Hill and Emery District (Rand). JR PT