ORDER 89. LABIATE 551 



4 M. didyma L. St. branched, acutely 4-angled ; Ivs. broadly ovate, acuminate, 

 somewhat rough, on short petioles, veins and veinlets hairy beneath ; fls. (crim- 

 son) hi terminal, often axillary heads; bracts colored; cal. throat naked. Swamps, 

 Can. to the Mts. of Ga. Plant 2 to 3 Lvs. 2 to 5' long, very broad at base, 

 often cordate, serrate. Heads often proliferous, with large, ovate-lanceolate 

 bracts tinged with the same color as the fls. Cor. 15" long. Abortive fil. 2, 

 short, the perfect exserted. Jl. Handsome and fragrant f 



23. BLEPHIL'IA, Raf. (Gr. pteQapi^ the eyelash ; probably refer- 

 ring to the ciliate bracts.) Calyx 13-ribbed, bilabiate, upper lip 

 3 -tooth eel, lower lip shorter, 2-toothed, the teeth setaceous ; corolla bila- 

 biate, upper lip short, erect, oblong, obtuse, entire, lower lip of 3 un- 

 equal, spreading lobes, Ihe lateral ones orbicular ; stamens 2, fertile, 

 ascending, exserted. it Verticils dense, terminal and subterminal. 



1 B. hiraiita Benth. Whole plant hirsute ; Ivs. ovate-lanceolate, acuminate, serrate, 

 petiolate ; fls. in axillary verticillasters and terminal heads ; bracts colored, shorter 

 than the flowers, oblong, acuminate. In damp woods, rare N. Eug., common in 

 W. States. St. 1 to 2f high, diffusely branching, roughly pubescent. Petiole 3 

 to 6" long, Ivs. 3 to 4 times as long, somewhat rounded at base. Fls. small, 

 forming several dense whorls near the end of each branch. Cor. 5" long, pale 

 purple, with spots of a deeper hue. Jn., Jl. 



2 B. ciliata Raf. St. hirsute, simple, acutely 4-angled ; Ivs. few oblong-lanceolate, 

 acute at the base, subsessile, serrate, minutely pubescent ; fls. in dense, approximate, 

 involucrate, terminal and subterminal verticils, bracts ovate, veiny, glabrous, ciliate, 

 as long as the calyx. Fields, barrens, Penn. to Miss., very abundant in the W- 

 States. Plant 2 to 4f high, generally simple, rarely with 1 or 2 branches. Lvs. 

 18" to 30'' long, a fourth as wide. Hds. larger than in No. 1, an inch in diam, 

 Jn. Aug. (Monarda ciliata L. nee MX.) 



24. LOPHANTHUS, Benth. (Hyssopus L.) HEDGE HYSSOP. (Gr. 

 A,d(/>o, a crest, dvdog ; flowers in dense, terminal spikes.) Calyx 

 ^15-ribbed, oblique, 5-cleft, upper segments longer; corolla bilabiate, 

 upper lip bifidly emarginate, lower lip 3-lobed, the middle lobe broader 

 and crenate ; stamens diverging. It Tall, erect. Verticils spicate. 



1 L. nepetoides Benth. St. smooth, quadrangular, with the angles acute and 

 slightly winged ; Ivs. ovate and ovate-lanceolate, acutely serrate ; petioles smooth- 

 ish, calyx teeth ovate, green, obtusish. It Middle and Western States, common 

 about fences and dry hedges. Stem 3 6f high, the sides somewhat concave 

 and the angles prominent. Lvs. acuminate, about 4' by 2'. Flowers in crowded 

 axillary verticils, forming a terminal, green spike, which is nearly continuous 

 above. Corolla greenish-yellow. July, Aug. 



2 L. scrophularifolius Benth. St. pubescent, quadrangular, with the angles 

 obtuse ; Ivs. cordate-ovate, crenate-serrate ; petioles ciliate-pubeseent, cal. teeth 

 lanceolate, colored, acute. With the general aspect of the former species, and 

 found in similar situations. The herbage is often changed to dark purple. Stem 

 2 4f high, purple. Leaves about 5' by 3', coarsely serrate, acuminate. Flowers 

 in crowded, axillary verticils, forming a long, dense, terminal spike. Corolla pale 

 purple, more conspicuous than in the first. JL, Aug. 



25. NEP'ETA, L. CATNEP. GROUND IVY. (Said to be from Nepct, 

 a town in Tuscany.) Calyx tubular, 5-toothed ; corolla tube slender 

 below, dilated and naked in the throat, upper lip emarginate, lower 

 3-lobed, the middle lobe largest and crenate, margin of the orifice re- 

 flected ; stamens approximate, ascending ; anther cells divergent (Fig. 



Tall. Verticilf? in a terminal-raceme. Calyx nearly regular ......................... No. 1 



| GLKCHOMA. Low, diffuse. Flowers axillary. Calyx curved, oblique ................ No. 2 



1 N. cataria L. CATMINT. Erect, hoary-tomentous ; Ivs. petiolate, cordate, 



