Bouchea.'] ci. verbenace^ (baker). 28:^ 



long ; bracts linear, rigid ; pedicels short, ascending. Calyj; finally 

 \ in. long, toothed, splitting down one side to the base. Corolla-tube 

 long, cylindrical ; limb ^ in. long. Capsule obtuse, ^ in. long, tetragonal, 

 not winged, black. 



X>o\irer Guinea. German South-West Africa : llcTtivoVAnd, Pechuel-Loesche. 



The typical form is South African. 



4. B. sessilifolia, Vatke in Llnncca, xliii. ">29. Stems clothed uitli 

 short whitish pubescence. Leaves sessile, firm, obovate-cuneate, above 

 J in. long, sharply toothed in the upper half, slightly hairy on both 

 sides. Spike slender, moderately dense, about h ft. long; bracts small, 

 ovate, acuminate. Calyx j in. long; teeth very minute. Corolla-tube 

 1 in. long; limb \ in. diam. Capsule shorter than the calyx. — Engl. 

 Hochgebirgsfl. Trop. Afr. 355. 



Urile Ziand. Somaliland -. Adda Galla, Jame^ Sf Thrupp l Ahl Mountains at 

 Yafir, 6500 tt., Hildehrandt, 855a. 



5. B. Haunin^oni, Oliv. in Hook. Ic. PL t. 144(1. Branches 

 tetragonal, shortly pubescent. Leaves oblanceolate-obloijg, subsessile, 

 subacute, rigidly subcoriaceous, 1-L^ in. long, inciso-crenate above the 

 base, slightly hairy on both sides. End spike J ft. long, dense in the 

 upper half, lax in the lower ; bracts ovate, acuminate, much shorter 

 than the calyx. Calyx slender, J in. long, strongly 5-ribbed, clothed 

 with ascending whitish bristly hairs ; teeth large, lanceolate. Corolla- 

 tube curved, very slender, IJ in. long; limb J in. diam. Capsule not 

 seen. 



Mozamb. X>ist> German East Africa, Hannington ! 



5. STACHYTARPHETA, Vahl ; Benth. et Hook. f. Gen. PI. ii. 



1145. 



Calyx long, cylindrical, 5-ribbed, 5-toothed, often variously slit in a 

 late stage. Corolla-tube slender, cylindrical ; limb patent, with .*> orbi- 

 cular equal or unequal lobes. Perfect stamens '2. (the ant icons pair) 

 included in the corolla-tube ; anther-cells divaricate ; staminodia 2, 

 minute. Ovary 2-celled ; ovules solitary, attached laterally near the 

 base of the cells ; style long, iihform ; stigma capitate. Fruit cylindrical, 

 separating into two long narrow truncate pyrenes. Seeds linear, exal- 

 buminous.- Herbs or undershruV)s. Leaves usually opposite, petiole<l, 

 toothed. Indorescence a long spike, with the rhachis usually thickened 

 and hollowed out so as to form a cavity in which the flowers are im- 

 mersed ; bracts lanceolate, rigid, persistent. Corolla blue, red or white. 

 Species about 40, mostly Tropical American. 

 Khachis not hollowed out opposite the Howers . . \. S. Hildehrandt ii. 



Rhachis liolhnved out opposite the Mowers. 

 Corolla-limb small, blue. 



Leaves oblong-lanceolate, acute . . . . 2. S. anpustifolia. 



Leaves oblong, obtuse . . . . . . 3. ^'. xndica. 



Corolla-limb larger, red ^- ^. mutabUU. 



