Order 89.— LABIATE. 555 



to 4f high. Lvs. opposite, closely sessile, 3 to 6' by 3" to 3' (the 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 V MIUM, L. IIenbit. (Lat. lamia, the name of a sea mon- 

 stcr, 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 lobe3 

 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 broadlv cordate, 

 obtuse, sessile, ampkxicaul, lower one petiolate ; anth. hairy. — Waste grounds, 

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

 with opposite, broad, short, hairy lvs., lower ones on stalks 1 to 2' in length. Fls. 

 in dense verticils, in the axils of the upper leaves. Cor. purple, downy, the tube 

 much cxserted, the lower lip- spotted with white. May — Nov. § Eur. 



2 L. purpureum L. Lower lvs. roundish, the floral ovate, all crenate, petiolate, 

 the petioles longer than the calyxes; cor. tube straight; anth. hairy. — (l) Waste 

 grounds, Penn., rare. Fls. 4 to 8" long, red or white. § Eur. 



34. PHLO'MIS, L. Jerusalem Sage. (Gr. <pX6i-, 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, bracted 

 verticils. Lvs. rugous. 



1 P. tuberosa L. Tall, smoolhish; lvs. ample, ovate, obtuse, crenate, deeply cor- 

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

 cal. limb truncated, with 5 rigid points; cor. galea very hairy inside. — %■ Shores 

 of L. Ontario, near Rochester (Dewey) and Can. Plant 3 to 5f high, with lvs. 

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



2 P. fraticosa L. Branches and oblong-ovate lvs. beneath cottony-tomentous; 

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

 with its grotesque yellow fls. S. Eur. 



35. BALLOTA, L. Black Hoarhound. (Gr. j3dXXu>, to reject ; 

 on account of its offensive odor.) Calyx funnel-form, lG-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, cxserted; acb. ovoid-triangular. — If. 



H nigra L. Lvs. -ovate, subcordate, 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/LA, L. Molucca Balm. Shell Flower. (Brought 

 from the Molucca Islands, etc.) Calyx campanulate, very large, the 

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

 biate ; stamens 4, ascending. — (J). 



M. lcevis L. St. ascending, subsimple, glabrous; lvs. petiolate, roundish- 

 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 parts and of a glaucous green, 1 — 2f high. It is 



