ORDER 89. LABIATE. 



655 



to 4f hi?!). Lvs. opposite, closely sessile, 3 to G' by 3" to .T (tho lower often 

 very large), with remote and shallow teeth. Fls. numerous, dense, or often sub- 

 remote. Bracts subulate. Cor. pale purple, about an inch long, spotted inside. 

 Aug., Sept. (D. Virginiana, denticulatum, variegatum and obovatum of authors.) 



33. LA'MIUM, L. HENBIT. (Lat. lamia, the name of a sea mon- 

 ster, to which the grotesque flowers may be likened.) Calyx 5-veined, 

 with 5 subequal, subulate teeth ; corolla dilated at throat, upper lip 

 vaulted, galeate, nearly entire, lower lip broad, emarginate, lateral lobes 

 truncate, often toothed on each side near the margin of the dilated 

 throat ; stamens 4, ascending. 



1 L. amplexicaulis L. Lvs. roundish, incisely crenate, floral broadly cordate, 

 obtuse, sessile, amplexicaul, lower one petiolate ; anth. hairy. () Waste grounds! 

 Hid., S. and TT. States. Sts. ascending, several from the same root, 6 to 10' high, 

 with opposite, broad, short, hairy Ivs., lower ones on stalks 1 to 2' in length. Fl& 

 in dense verticils, in the axils of the upper leaves. Cor. purple, dowtiy, the tub* 

 much exserted, the lower lip spotted with white. May Nov. Eur. 



2 L. purpureum L. Lower Ivs. roundish, the floral ovate, att crenate, petiolatf, 

 the petioles longer than the calyxes; cor. tube straight ; anth. hairy .~- Waste 

 grounds, Penn., rare. Eur. f- Varies with the Ivs. white-striped. 



34. PHLO'MIS, L. JERUSALEM SAGE. (Gr. 0Ao a flame; the 

 dried, woolly leaves of P. lychnitis were used in ancient lamps.) Calyx 

 5 to 10-veined, limb equal, truncate or 5-toothed ; corolla upper lip 

 galeate, carinate, broad, entire or emarginate, incurved, the lower 

 spreading, trifid ; stamens ascending beneath the galea ; upper filaments 

 adnate, often with a subulate appendage at base ; anther cells divari- 

 cate, confluent ; achenia 3-angled. Fls. often showy, in axillary, bractcd 

 verticils. Lvs. rugous. ; . . : . 



1 P. tuberosa L. Tall, smoothish; Ivs. ample, ovate, obtuse, crenate, deeply cor- 

 date, floral lance-oblong; bracts subulate and with .the calyx somewhat ciliate; 

 cal. limb truncated, with 6 rigid points; cor. galea very hairy inside. 7|. Shores 

 of L. Ontario, near Rochester (Dewey) and Can. Plant 3 to 6f high, with Ivs. 

 near a foot long. Verticils remote, with 30 to 40 purple fls. E. Eur. 



2 P. fruticosa L. Branches and oblong'ovate Ivs. beneath cottony-tomcntous ; 

 verticils dense-flowered, very woolly. Shrubby, 3f high. Curious in cultivation 

 with its grotesque yellow fls. S. Eur. 



35. BALLOTA, L. BLACK HOARHOUND. (Gr. /Sa'AAw, to reject; 

 on account of its offensive odor.) Calyx .funnel-form, 10-veined, 5- 

 toothed ; corolla bilabiate, tube cylindrical, as long as the calyx, upper 

 lip concave, crenate, lower lip 3-cleft, middle segment largest, emargin- 

 ate ; stamens 4, ascending, exserted; ach. ovoid-triangular. 2f. 



B. nigra L. Lvs. ovate, eubcordate, undivided,, serrate ; bracts linear-subulate; 

 cal. somewhat truncate, throat dilated, teeth spreading, acuminate. Is frequent 

 about hedges, &c., Mass, and Conn. Stem 2 3f high, pubescent, as well as the 

 opposite, broad leaves. Flowers purple or white, in axillary verticils. Jl. Has 

 the general appearance of Hoarhound (Marrubium), but not its fragrance. Eur. 



36. MOLUCCEL V LA, L. MOLUCCA BALM. SHELL FLOWER. (Brought 

 from the Molucca Islands, tfcc.) Calyx campanulate, very largo, the 

 margin expanding, often rcpand-spinous ; cor. tube included, limb bila- 

 biate ; stamens 4, ascending.-^j). 



M. Iffivis L. St. ascending, suosimple, glabrous; Ivs. petiolate, rpundiab- 

 ovate, incisely crenate; fls. in a terminal, leafy raceme; cal. campanulate, 

 equally 5-toothed, nearly twice longer than the corolla, teeth awnless. A curious 

 plant in gardens, smooth in all its parta and of a glaucous groen, 1 2f high. It is 



