294 XCIII. VEHBENACE^. 



2 sterile in the throat. Ovary 2-celled ; style filiform, elon- 

 gate ; stigma simple. — BO. Prod. xii. p. 22. 



G. Eckloniana, Ch., is a slender herb, with linear leaves and hairy spikes 

 of flowers. 



17. MICRODON, Choisy. 



Calyx tubular, 5- toothed, plaited, scarcely adnate to the 

 bract at base. Corolla-tube funnel-shaped ; limb sub-2 -labiate, 

 the two after-sepjments suberect, the lateral spreading^, the 

 front one deflexed. Stamens 4, didynamous, 2 exserted, 2 sub- 

 included. Utricle by abortion solitary, semiterete, enclosed 

 in the calyx. — E. Mey. I. c. p. 253 ; DG. Prod. xii. p. 23. 



Undershrubs, with scattered or tufted leaves, and very dense, terminal 

 spikes of flowers, subtended by large, expanded, often membranous bracts. 

 — 4 or 5 species. 



18. SELAGO, Linn. 



Calyx 3-5-cleft, free or slightly adnate at base, the anterior 

 cut generally the deepest. Corolla-tube funnel-shaped or cy- 

 lindrical ; limb 5- fid, unequally spreading, the back sinus 

 sometimes shortest. Stamens 4, didynamous. Capsule 2- 

 celled or 2-parted ; cells 1-seeded. — E. Mey. I. c. p. 254 ; DQ. 

 Prod. xii. ^. 8. 



A large genus of herbs or undershrubs, diversified in aspect. Leaves small, 

 crowded, scattered or tufted, entire or toothed. Flower-spike capitate, or in 

 compound corymbs, blue white or cream-coloured, often very sweetly 

 scented, especially at night. — 71 species, dispersed. 



19. WALAFRIDA, E. Mey. 



Calyx sub-2-labiate, 4-parted, the front segments rather 

 broadest. Corolla-tube cylindrical, curved ; limb regular, 5- 

 lobed. Stamens 4, didynamous, included. Ovary subglobose ; 

 style filiform, exserted ; stigma clavate, incurved. Carpels 2, 

 at length separating, subsemiglobose, falsely 3-celled ; lateral 

 cells empty, hairy within, medial 1-seeded. — E. Mey. I. c. p. 

 272; DC. Prod. xii. ^9. 21. 



An undershrub, found in the Eastern district, 1-1^ foot high, with 

 ovate, acuminate leaves and spiked flowers. Corolla bluish. 



20. POLYCENIA, Choisy. 



Calyx cleft in front. Corolla with its tube deeply cleft in 

 front, 1-lipped ; lip 4-lobed. Stamens 4, didynamous, very 

 short, on the margins of the lip of corolla. Carpels 2, equal, 

 at length separating, falsely 3-celled, the lateral cells empty, 

 medial 1-seeded.— i^. Mey. L c. p. 245 ; DC. Prod. xii. p. 29.* 



