Marrubium

• Authority

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

• Family

  Lamiaceae

• Scientific Name

  Marrubium

• Description

  Genus Description - Cal nearly regular, 5–10-toothed, densely villous in the throat; cor strongly 2-lipped, the upper lip ascending, oblong, nearly straight, entire or shortly bifid, the lower lip spreading, 3-lobed, the central lobe the largest and often emarginate; stamens 4, included in the cor-tube, the lower pair slightly the longer; pollen-sacs divaricate, soon confluent; style gynobasic; nutlets truncate; perennials, generally woolly, with toothed or incised, rugose lvs, the fls in dense axillary clusters; bracteoles usually present. 35, Old World.