Trichostema

• 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

  Trichostema

• Description

  Genus Description - Cal 10-nerved, campanulate, regular or (ours) 2- lipped and becoming inverted, the morphological upper lip with 3 partly connate teeth, the lower evidently shorter, with 2 distinct teeth; cor irregular, the lowest lobe the largest, declined, the other 4 subequal and more than half as long as the lowest one, the sinus between the 2 upper lobes scarcely more prominent than the lateral sinuses; stamens 4, exserted, the filaments often (as in our spp.) arcuate; pollen-sacs divaricate, often confluent in dehiscence; ovary rather deeply 4-lobed, the sculptured nutlets laterally attached, united above 1/3 their length; herbs or near-shrubs with mostly entire lvs; fls borne in cymose axillary clusters. 16, N. Amer.

• Common Names

  blue curls