Ascyrum multicaule Michaux ex Willdenow, Sp. Pl. 3: 1472. 1802; A. helianthemifolium Spach; A. hypericoides var. multicaule (Michaux ex Willdenow) Fernald; A. spathulatum Spach; Hypericum hypericoides var. multicaule (Michaux ex Willdenow) Fosberg; H. stragulum W. P. Adams & N. Robson

Plants decumbent to prostrate, branching from base, mat-forming, 0.5–3 dm. Leaf blades usually oblanceolate, 10–20 × 3–6 mm, broadest beyond middle. Inflorescences: branching dichasial (1–3-flowered) or lateral. 2n = 18.

Flowering summer (Jun–Aug). Dry, rocky slopes, road embankments, dry to moist, rich woods; 70–900 m; Ala., Ark., Del., D.C., Ga., Ill., Ind., Kans., Ky., La., Md., Mass., Miss., Mo., N.J., N.Y., N.C., Ohio, Okla., Pa., Tenn., Tex., Va., W.Va.