StachytarplietaJ] cxi. VERBENACE^. (C. B. Clarke!) 565 



564. S. villosa, Turcz. in Bull. Soc. Imp. Nat. Mosc. 1863, ii. 197. Yerbena 

 indica, Linn. ; Wall. Cat. 2656. V. jamaicensis, Linn. ; Roxb. Sort. 

 Beng. 4. 



TROPICAL INDIA from the Punjab and Silhet to Travancore and Singapore; 

 CEYLON, plentiful. DISTRIB. Trop. Asia and America. 



A herb, 12 ft., nearly glabrous ; branches quadrangular. Leaves 14 in., sub- 

 obtuse, base decurrent. Spikes '6-12 in., nearly continuous. Calyx ^ in., 4-nerved. 

 Corolla -J in., deep-blue. Pyrenes \ in. Probably naturalized in Asia; the ex- 

 amples from extra- tropical India are almost surely escapes. 



VI. PRIVA, Adans. 



Erect herbs. Leaves toothed. Spikes slender; bracts small, narrow. 

 Calyx tubular, shortly 5-toothed ; in fruit enlarged, ovoid with a very small 

 mouth. Corolla-tube narrowly cylindric ; limb oblique, patent, 5-lobed. 

 Stamens 4, didynamous, included ; anther-cells parallel. Ovary 2-celled, 

 cells 2-ovuled ; style linear, stigma on one side. Fruit dry, separating into 

 2 2-seeded pyrenes. Species 9, chiefly tropical American. 



P. leptostachya, Juss. in Ann. Mus. vii. 70 ; leaves petioled ovate, 

 spikes long interrupted, calyx with hooked hairs, fruit obcordate muricate. 

 Walp. Rep. iv. 35; Schauer in DC, Prodr. xi. 533; Dalz. # Gibs. Bomb. 

 Fl. 198. P. abyssinica & P. Forskalii, Meyer; Jaub. fy Spach. III. PL Or. 

 tt. 453-455. Tortula aspera, Roxb. ; Willd. Sp. PI. iii. 359 ; Roth Nov. Sp. 

 299. Streptium asperum, Roxb. Cor. PI. ii. 25, t. 146, and Fl. Ind. iii. 90; 

 Wall. Cat. 2657 ; Wight in Hook. Journ. Bot. i. 230, t. 130. 



DECCAN PENINSULA; Roxburgh, Wight, &c. DISTKIB. Africa. 



Stem 6-18 in. Leaves It by i in., crenate-serrate, thinly somewhat softly hairy in 

 all the examples, but (ex Roxburgh) covered with stiff hooked hairs ; petiole 1 in. 

 Spikes 6-12 in., lower flowers distant. Calyx by -,'5 in. in flower; in fruit | in. 

 broad, hispid with 1-celled white hooked hairs. Corolla 3- in., white. Pyrenes 

 obcordate, with 2 rows of hooked small spines on the back, each presenting a large 

 cavity towards the axis. 



VII. VERBENA, Linn. 



Pubescent herbs or undershrubs. Leaves opposite or ternately whorled, 

 toothed or pinnatifid. Spikes terminal, simple or corymbose ; bracts and 

 flowers small. Calyx tubular, shortly 5-toothed. Corolla tubular; limb 

 more or less oblique, sub-2-lipped, 5-lobed. Stamens 4, didynamous, in- 

 cluded ; anthers ovate, 2-celled, cells sub-parallel. Ovary 1-celled, more or 

 less 4-lobed (sometimes even at flower-time 4-celled), 4-ovuled ; style short, 

 obscurely 2-lobed ; ovules attached laterally near the base of the cell. Fruit 

 included in the calyx ; pyrenes 4 or fewer, oblong. Species 80 ; all except 2 

 American. 



V. bonariensis, Linn. (Roxb. Hort. Beng. 4; Schauer in DC. Prodr. xi. 541), a 

 native of Brazil, is naturalized in the Himalaya, the Nilgherries, and elsewhere in the 

 Old World. It has sessile; oblong, sharply serrate leaves, and short spikes in dense 

 corymbs or heads. 



V. officinalis. Linn.; Schauer in DC. Prodr. xi. 547; herbaceous, 

 leaves oblong or ovate pinnatifid or coarsely toothed, spikes panicled slender 

 ultimately interrupted below. Lour. FL Cochinch. 27 ; Roxb. Hort. Beng. 

 4; Wall. Cat. 1825; Hayne PI. Off. 5, t. 42; Boiss. FL Orient, iv. 534. 



