Staehytarpheta.] cxi. VERBENACKffii, (C. B. Clarke.) 565 



564. S. villosa, Turcz. in Bull. Son. Imp. Nat. Mosc. 1863, ii. 197. Verbena 

 indica, Linn. ; Wall. Cat. 2656. Y. jamaicensia, Linn. ; Itoxh. Sort. 

 Beng. 4. 



Tbopicai India from the Punjab and Silhet to Travancore and Singapore; 

 Cbtion, plentiful. — Dibtbib. Trop. Aaia and America. 



A herb, 1-2 ft., nearly glabrous; branches quadrangular. Leaves 1-4 in., sub- 

 obtuse, base decurrent. Spikes B-12 in., nearly continuous. Calyx j in., 4-nerved. 

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

 amples from extra-tropical India are almost surely escapes. 



VI. PRXVA, Adans. 



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

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

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

 Stamens 4, didynamous, included ; anther-cells pai-allel. 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. 



F. leptostacliyaj Juss.. in Ann. Mus. vii. 70 ; leaves petioled ovate, 

 spikes long interrupted, calyz with hooked hairs, fruit obcordate murioate. 

 Walp. Sep. iv. 35; Schauer in DC Prodr. xi. 533; Dalz. Sf Cribs. Bomb. 

 Fl. 198. P. abyssinioa & P. Porskalii, Meyer; Jaub. Sf Spaeh. HI. PI. Or. 

 tt. 453-455. Tortula aspera, i2oa-6. ; Willd.Sp. PI. iix. Zh9 ; Both Nov. Sp. 

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

 Wall. Cat. 2667 ; Wight in SoaJc. Journ. Bot. i. 230, t. 130. 



Dbcoan Peninsttia ; Roxburgh, Wight, &c. — Disteib. Africa. 



Stem 6-18 in. Leaves \\ by J 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 i in. 

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

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

 cavity towards the axis. 



VII. VERBEMTA, Unn. 



Pubescent herbs or undershrubs. Leaves opposite or ternately whorled, 

 toothed or pinnatifi'd. 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-ovTiled; 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 Nilglierries, 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. 647; herbaceous, 

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

 ultimately interrupted below. Lour. Fl. Cochinch. 27 ; Boxb. Hort. Beng. 

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



