166 VlTEX. 



5. a. Leaves 1-, sometimes 2-£oliolate "• 



b. Leaves 3—5(^7—9) foliolate 13. 



6. a. Leaflets 8-30 cM. long 7. 



fe. Leaflets 1.7—6.5 cM. long, ovate or obovate, greyish 



tomentose beneath . . 11. V. trifolia var. fi p 182. 



7. a. Calyx truncate or indistinctly 2— 5-toothed. 



3. V. cofassus p. 172. 

 b. Calyx distinctly 5-toothed 8. 



8. a. Leaflets 3— 4-nerved; 12—20 by 4—8 cM.; petioles 



1—2 cM.; calyx sparsely glandular without and within. 



4. V. smilacifolia p. 175. 

 b. Leaflets 6— 20-nerved 9. 



9. a. Leaflets 6— 10-nerved 10. 



b. Leaflets 10— 20-nerved 12. 



,10. a. Inflorescence a lax panicle. 5. V. sarawakana p. 175. 



b. Inflorescence subspicate 11. 



11. a. Fruits 2—2.2 cM. in diam. . 6. V. holophylla p. 176. 

 b. Fruits 1.1 cM. in diam. . . 7. V. subspicata p. 177. 



12. a. Midlobe of lower lip of corolla twice as long as the 



lateral lobes, undulate . . 8. V, Clarkeana p. 178. 



b. Midlobe of lower lip of corolla five times as long as the 



lateral lobes, entire ... 9. V. Hollrungii p. 179. 



13. a. Leaflets distinctly pubescent on one or both sides 14. 

 b. Leaflets glabrous on both sides, or pubescent only on 



the midrib 21. 



14. a. Terminal leaflet sessile .... 15. 



b. Terminal leaflet petioluled. 17. 



15. a. Leaflets 3—5 (sometimes 7 or 9), lanceolate; panicles 



interrupted, with subsessile, opposite, globose cymes; 

 midlobe of lower lip of corolla little longer than the 



lateral lobes 10. V, Agnus'Castus p. 180 



b. Leaflets 1—3, or. if 5, then length only twice the breadth 16 



16. a. Leaflets 1—3, terminal one 2.6—9.2 by 1—3.7 cM. 



petioles 0.7—3 cM.; calyx 5-denticulate, 0.3—0.4 cM. 



teeth 0.05 cM U. V. trifolia var. a p. 182 



b. Leaflets 5, terminal one 8—15 by 372- 8V2 cM-; petioles 

 4-8 cM.; calyx 5-toothed, 0.6 cM.; teeth 0.2 cM. 



12. V. pubescens p. 183. 



