Round-Fruited St. Johnswort (Hypericum sphaerocarpum)

An errect perennial to 30" tall having woody stems that are clustered and often rhizomatous. The leaves are linear-oblong, opposite and narrowly elliptic 1.2 to 2.8" long with evident lateral veins. The flowers are yellow having 5 petals 0.2-0.35" long, 45-85 stamens. The flowers are numerous in a compact, much-branched inflorescence. Bloom time June-August. Found in cedar glades and barrens. The species is also called Roundseed St. Johnswort. The plant is visited by short and long-tongued bees which eat the pollen.