A small shrub, 6 inches to 21/2 feet high with erect or ascending branches and two-edged twigs. Leaves opposite, rarely in threes, nearly sessile, oblong or linear-oblong, blunt at the apex, green above, glaucous-white below, one-half to 2 inches long, one-sixth to one-half of an inch broad, with revolute margins. Flowers few or several, purple, one-half to three-fourths of an inch broad, in simple, terminal umbels on slender stalks one-half to \\ inches long which are erect in fruit. Segments of the calyx with rough margins. Corolla structure like that of Ka1mia angustifolia. Fruit capsules about one-fourth of an inch long or less.

In bogs from Newfoundland to Hudson bay and Alaska, south to New England, Pennsylvania, Michigan, Montana and California. Flowering in June and July.

Memoir 15 N. Y. State Museum

Plate 156

B. Pale Or Swamp Laurel - Kalmia polifolia