A slender-stemmed, erect herb, 1 to 3 feet high from a perennial root. Stems downy, puberulent or hairy, usually several from a root. Leaves puberulent or smooth; the pedicels, calyx and corolla pubescent. Leaf blades denticulate, the lower ones oblong or ovate, somewhat obtuse at the apex; petioled, 2 to 41/2 inches long, one-half to 2 inches wide; upper leaves smaller, lanceolate, long pointed, sessile or clasping the stem. Flowers borne on short pedicels in a loose thyrse, purplish or violet in color. Calyx five-parted, the lobes overlapping; corolla consisting of an elongated tube about 1 inch long, dilated at the point of separation of the upper and lower lips; upper lip two-lobed; lower lip three-lobed; throat of the tube nearly closed by a hairy palate. Stamens five, four of which are anther-bearing, the fifth sterile and densely bearded for about one-half its length.

Dry woods, thickets and fields, Maine to Ontario and Minnesota, south to Florida, Alabama and Missouri. Flowering in May, June and July.

Memoir 15 N. Y. State Museum

Plate 198

Hairy Beardtongue   Pentstemon hirsutus

Hairy Beardtongue - Pentstemon hirsutus