• Authority

    Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.

  • Family


  • Scientific Name


  • Description

    Genus Description - Cal nearly regular, 5–10-nerved, the lobes triangular to nearly lanceolate, acute or aristate; cor strongly 2-lipped, the tube about equaling the cal, the upper lip subgaleately rounded, entire or emarginate, the lower lip spreading or deflexed, 3- lobed; stamens 4, ascending under the upper lip, the lower pair slightly the longer; nutlets ovoid or oblong, usually hairy; herbs, usually hairy, with anthocyanic to white or yellow fls in small, dense axillary cymes subtended by reduced lvs, forming a terminal, loose or dense, usually interrupted spike. Perhaps 200, mainly N. Temp. Spp. 2–8 are intergradient, and further study might lead to a more conservative treatment.

  • Common Names