Stachts. LABIATjE. 81 



3. Stachys hyssopifolia, Michx. Smooth Narrow-leaved Hedge-nettle. 



Herbaceous, very smooth ; stem slender, ascending ; leaves oblong -lanceolate or linear- 

 lanceolate, sessile or nearly so, denticulate ; whorls about 4-flowered, somewhat approximated 

 in a terminal interrupted spike ; calyx campanulate, very smooth , the teeth lanceolate, acute 

 but scarcely spiny ; corolla about twice as long as the calyx. — Michx. fl. 2. p. 4 ; Pursh, 

 fl. 2. p. 407 ; Ell. sk. 2. p. 74 ; Torr. compend. p. 234 ; Beck, hot. p. 279 ; Benth. Lab. 

 p. 534. S. tenuifoha, Witld. sp. 3. p. 100? 



Root perennial, creeping. Stem 12-15 inches high, mostly simple ; the nodes slightly 

 hairy between the bases of the leaves. Leaves 1 - 1^ inch long and often not more than 2 

 lines wide, obtuse or rather acute, either obtuse or narrowed at the base, denticulate toward 

 the summit ; the base entire. Whorls seldom more than 4-flowered. Calyx obscurely nerved ; 

 the teeth often purplish. Corolla about as large as in the preceding species, violet -purple, 

 slightly pubescent. Stamens longer than the throat of the corolla : anther-cells roundish, 

 divaricate. Style equally 2-cleft at the summit. Anchenia roundish-3-angled, nearly smooth. 



Borders of salt-marshes, Long Island, particularly about Flushing and Bath. July -August. 



PKlomis tvierosa, Linn, has been found by Prof. Dewey on the shore of Lake Ontario, near the mouth of Genesee 

 river ; but it can hardly yet be considered as a naturalized plant. 



Tribe VIII. AJUGOWEjE. Benth. 



Corolla with the upper lip very short, sometimes cleft, with the segments depending, very 

 rarely erect and vaulted : lower lip elongated. Stamens 2 or 4, ascending, exserted. 

 Achenia more or less reticulated-rugose. 



24. TRICHOSTEMA. Linn. ; Benth. Lab. p. 658. BLUE CURLS. 



[ From the Greek, tkrix, trichos, a hair, and skma, a stamen ; the stamens being very long and hair-like.] 



Calyx campanulate, oblique, unequally 5-cleft, resupinate by the twisting of the pedicel ; the 

 three lower (or true upper) teeth elongated ; the other two very short. Corolla somewhat 

 2-lipped ; the upper lip becoming the lower by resupination, falcate ; the other linear- 

 oblong, consisting of three united lobes. Stamens 4, much exserted and curved : anther- 

 cells divaricate and at length confluent. Achenia rugose-pitted. — Herbs (mostly annual), 

 with entire leaves and axillary or racemose flowers. 



1. Trichostema dichotoma, Linn. Blue Curls. False Pennyroyal. 



Pubescent and somewhat viscid ; leaves lanceolate-oblong or rhombic-lanceolate, attenuated 



at the base into a short petiole.— iinw. sp. 2. p. 598 ; Walt. fl. Car. p. 164 ; Michx. fl. 2. 



p. 10 ; Pursh, fl. 2. p. 414 ; Nutt. gen. 2. p. 39 ; Ell. sk. 2. p. 94 ; Bigel.fl. Bost. p. 240 ; 



Bart. fl. N. Am. 3. t. 93 ; Beck, bot. p. 275 ; Benth. Lab. p. 658 ; Darlingt.fi. Cest. p. 361. 



IFloea — Vol. 2.] H 



