1Q.Dracocephalum (Tourn.) Le 
Perennial herbs with horizontal rootstocks and shallowly serrate leaves. 
Calyx campanulate, equally S-toothed, the teeth triangular. Corolla strong- 
ly funnelform, 2-lipped, the upper lip entire, the lower lip 3-lcbed, Stamens 
4, Nutlets smooth. 
1. D. Nuttalli Britton. Stems erect, 30-50 cm, tall, hollow, unbranched, 
glabrous; leaves 2-8 cm. long, 4-20 mm, wide, oblong-lanceolate, mostly 
acute, rounded at the base and sessile, or the lowermost narrowed at the base, 
glabrous, shallowly but sharply scrrates; flowers in terminal spicate racemes, 
usually ternate, sometimes panicled, subtended by ovate puberulent bracts 
3-4 mm, long; calyces tubular-campanulate at anthesis, 4-5 mm. long, pub- 
omevhat 
ccrescent, erulent, the teeth l-1.5 m, long, {the calyx becoming broadly campanulates; 
corolla rose-purple, 12-13 mm, long, 4 mm, wide in the throat, oblicuely 
veined, the lips 2.5-5 mm, long, the lower decurved, the upper arching; 
nutlets 2.5 mm, long, smooth, the angles acute, (Physostegia parviflora 
Nutt.), 
Occasional in boggy meadows and along lake shores, Clarkg Fork 
Valley, 2100 fte; Sandpoint; Port Hill; ilope. 
13 Lamium Le Dead Nettle, 
Low herbs with crenate-dentate leaves, the uppermost crowded, sub- 
sessile. flowers perfect, in axillary clusters in the uppermost axils. 
Calyx campanulate, 5-lobed, the lobes subequal, Corolla strongly 2-lipped, 
the upper lip galeate, the throat expanded, the lower lip 3-lobed, 
Stamens 4, the pair inserted below the lower lip longer. WNutlets minutely 
roughened. 
le Le amplexicaule Le Stems ,15-20 cm. tall, the lower internodes much 
exceeding the leaves; leaves broadly ovate, l-Z cm. long, the lower on 
petioles as long or longer, all hirsute; calyces 7 mm, long, the lobes 
Lid debe ep 0 hn labia Tamed. 
