Order 89.— LABIATE. 555 



to 4f high. Lvs. opposite, closely sessile, 3 to C' by 3" to 3' (the lower often 

 very large), •with remote and shallow teeth. Fla. 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. Hbnbit. (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 

 raulted, galeatc, 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. ample^cafilis L. Lvs. roundish, incisely crenate, floral broadlv cordate, 

 obtuse, sessile, amplexicaul, lower one petiolate ; anth. hairy. — (D Waste grounds, 

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

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

 in dense verticUs, in tho axils of the upper leaves. Cor. purple, downy, the tubo 

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



2 L. purpiireum L. Lower lvs. roundish, the floral ovate, all crenate, peiiolcUe, 

 the petioles longer than the calyxes ; cor. tube straight ; anth. hairy. — <1) Waste 

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



34. PHLO^MIS, L. Jerusalem Sage. (Gr. ^/Ldf, a flame ; the 

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

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

 galeatc, 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, braeted 

 verticils. Lvs. rugous. 



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

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

 eal. 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 ils. § E. Bur. 



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

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

 with its grotesque yellow Hs. S. Eur. 



35. BALLOTA, L. Black Hoarhound. (Gr. pdXXu, 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, 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 ae tho 

 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, tfec.) Calyx campanulate, very large, the 

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

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



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

 ovate, incisely crenate; fis. 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 



