CATALOGUE OF PLANTS. 115 271 A. longifolius, Lam. Not of Gray, Manual, 5th ed. Low grounds; infrequent. Roadside thicket near Juniper Cove; Cliff walk, Seal Harbor; Meadow Brook, Oak Hill; roadside between Town Hill and Emery District; Eden P. O.; Somesville (Rand). 272 A. Novi-Belgii, L. Abundant everywhere in both wet and dry ground. Very variable in foliage, size of heads, color of ray flowers, etc. The common form has smooth, thick leaves. A form with very narrow leaves, Somesville; Bass Harbor; Emery Cove; foot of Western Mt.; Pond Heath, etc. (Rand). Forms of this species apparently pass into A. puniceus, L., var. lucidulus, Gray. Forma albiflorus. Ray flowers pure white. Cliffs east of Seal Harbor (Rand). Forma roseus. A salt marsh form, low, only 1° high; stems dark purple; leaves linear, thick, with purple midrib, the lower stem leaves bearing abundant axillary clusters of small leaves; rays bright pink. Near Bass Harbor (Rand). 273 Var. litoreus, Gray. Salt marshes or wet shores; infrequent or rare. Mouth of Northeast Creek; Somes Harbor; Great Cranberry Isle (Rand). Forms approaching this variety are abundant, but the variety itself is seldom found. 274 A. patulus, Lam. Rare. Meadow, head of Northeast Creek (M. L. Fernald); — Town Hill road, Somesville (Rand). 275 A. tardiflorus, L. Rare. Wood road to Broad Cove; road from Town Hill to Thomas Bay (Rand). 276 A. puniceus, L. Common in wet ground. rsa T