154 



LABIATAE. 



VOL. III. 



pair shorter, erect, divergent ; anthers 2-celled. Style deeply 2-cleft; ovary 4-parted. Nutlets 

 globose, reticulated. [The native name in India.] 



One or 2 species, natives of Asia, the following 

 typical. 



i. Perilla frutescens (L.) Britton. 

 Perilla. Beef-steak Plant. Fig. 3693. 



Ocimmn frutescens L. Sp. PI. 597. 1753. 

 Perilla ocinwides L. Gen. Ed. 6, Add. 578. 1764. 

 P. frutescens Britton, Mem. Torr. Cl. 5 : 277. 1894. 



Purple or purple-green, sparingly pubes- 

 cent; stem stout, erect, much branched, l-3 

 high, leafy. Leaves long-petioled, broadly 

 ovate, acuminate at the apex, narrowed at 

 the base, coarsely dentate or incised, 3'-6' 

 long and nearly as wide; racemes terminal 

 and axillary, many-flowered, 3'-6' long; pedi- 

 cels spreading, If "-3" long in fruit; calyx 

 minute in flower, much enlarged, gibbous at 

 the base and densely pilose-pubescent in 

 fruit; corolla purple or white, ii" long, with 

 a woolly ring within. 



In waste places, escaped from gardens, Con- 

 necticut to Florida, Illinois, Missouri and Texas. 

 Native of India. July-Oct. 



39. ELSHOLTZIA Willd. in Roem. & Ust. Mag. Bot. 11:3. 1790. 

 Herbs, with thin mostly petioled leaves, and small or minute clustered flowers, in ter- 

 minal bracted spikes. Calyx campanulate or ovoid, 10-nerved, scarcely oblique, enlarging 

 in fruit, not bearded in the throat, 5-toothed, the teeth nearly equal. Corolla-tube little 

 longer than the calyx, straight, or a little curved, the limb oblique, or slightly 2-lipped, 

 4-lobed ; upper lobe erect, concave, emarginate, the 3 others spreading. Stamens 4, divergent, 

 didynamous, ascending, exserted, the upper pair shorter; anthers 2-celled, or the sacs more 

 or less confluent. Style 2-cleft at the summit. Ovary 4-parted. Nutlets ovoid or oblong, 

 tuberculate, or nearly smooth. [Named in honor of 

 J. S. Elsholtz, a Prussian botanist.] 



About 20 species, natives of Asia. Type species : 

 Elsholtzia cristata Willd. 



i. Elsholtzia Patrinii (Lepech.) Garcke. 

 Elsholtzia. Fig. 3694. 



Mentha Patrinii Lepech. Nov. Act. Petrop. 13 : 336. 1802. 

 E. cristata Willd. in Roem. & Ust. Mag. Bot. 11:3. 1790. 

 Elsholtzia Patrinii Garcke, Garcke, Fl. Dcutsch. Ed. 4, 



257. 1858. 



Annual, glabrous or nearly so; stems weak, erect 

 or ascending, at length widely branched, i-2 high. 

 Leaves long-petioled, ovate or oblong, acute or 

 acuminate at the apex, narrowed at the base, crenate- 

 dentate, i'-3' long; spikes terminal, very dense, i'-3' 

 high, about thick; flowers several in the axils of 

 each of the broadly ovate membranous green reticu- 

 lated mucronate bracts ; calyx hirsute, shorter than 

 the bract; corolla i" long, pale purple. 



Notre Dame du Lac, Temiscouata Co., Quebec. Natu- 

 ralized from Asia. July- Aug. 



Family 27. SOLANACEAE Pers. Syn. i : 214. 1805. 



POTATO FAMILY. 



Herbs, shrubs, vines, or some tropical species trees, with alternate or rarely 

 opposite, exstipulate entire dentate lobed or dissected leaves, and perfect regular 

 or nearly regular cymose flowers. Calyx inferior, gamosepalous, mostly 5-lobed. 

 Corolla gamopetalous, rotate, campanulate, funnelform, salverform or tubular, 

 mostly 5-lobed, the lobes induplicate-valvate or plicate in the bud. Stamens as 

 many as the lobes of the corolla and alternate with them, inserted on the tube, 

 all equal and perfect in the following genera, except in Petunia, where 5 are didy- 

 namous and the fifth smaller or obsolete; anthers 2-celled, apically or longitudinally 



