828 xcvi. VERBENACE^. \^Laniana 



that of the berries of the Portuguese Emprtrum album. Very plentiful 

 throughout the praesidium, in secondary thickets chiefly on ti sandy 

 soil, flowering from October to January ; at Luxillo, fl. and fr. Jan. 

 1857. No. 5729. An undershrub or rather a herb at length becoming 

 woody at the base ; root thick, woody, very hard : stems few, some- 

 times erect or oblique but mostly ascending or even prostrate : flowers 

 very elegant, violet-i'osy or very rarely white : berries edible, pale 

 violet in colour, pleasantly acid-sweet. In rather dry bushy places 

 between Pungo Andongo and Candumba, plentiful ; fl. Feb. and May 

 1857. No. 5620- A suifruticose herb, 5 to 6 ft. high ; stems numerous, 

 erect, branched ; branches somewhat erect ; flowers brilliantly white ; 

 fruit baccate, of a dirty violet colour ; drupels monopyrenous. In 

 rocky thickets to the south of the prsesidium and at the river Casalale 

 plentiful ; fl. and fr. end of April 1857. No. 5691. Fruit edible, like 

 a strawberry ; in fl. No. 5693. An erect or decumbent herb, almost 

 suffrutescent at the base ; root woody, perennial ; flowers rosy-purple 

 or violet in colour ; fruit baccate violet- coloured, pleasantly acidulous, 

 edible. At Candumba : fr. March 1857. Apparently this species. 

 Coll. Cakp. 842. 



HniLLA. — Flowers white. In the poorer thickets near Lopollo ; fl. 

 and fr. end of Nov. 1859. No. 5755. An undershrub, U to 3 ft. 

 high, with white flowers. In the Monino thickets near Humpata : fl. 

 and fr. Jan. and April 1860. No. 5761. 



This as here treated is a very variable species : the Pungo Andongo 

 specimens include the Lantana mentioned by Welwitsch in Apontam. 

 p. 591. n. 111. 



3. L. subtraeta Hiern, sp. n. 



A perennial herb ; rootstock woody ; stems several, elongate- 

 sarmentose, 1 to 1^ ft. long, scabrid-hispid with stift' whitish 

 spreading hairs, rather slender ; leaves opposite, ovate elliptical 

 or obovate, mostly spreading, rigidly herbaceous, more or less obtuse 

 at the apex, narrowed towards the base, minutely glandular, 

 more or less scabrid, yellowish green on both faces in the dry 

 state, crenate-serrate except near the base, 1 to It^ in. long by \ 

 to § in. broad, the uppermost ones smaller; venation slender, 

 slightly depressed on the upper face ; the middle internodes \\ to 

 2^ in. long ; flower-heads solitary in the lower axils, ovoid or 

 hemispherical, ^ to ^ in. long, bracteate at the base and between 

 the flowers ; bracts elliptical-ovate or the lower ones oval, herba- 

 ceous, minutely glandular, hispidulous on the back, shortly ciliate, 

 acute at the apex or the lower ones obtuse, mostly entire, narrowed 

 at the sessile base, suberect or rather spreading, the middle ones 

 about ] in. long, the upper ones rather smaller, the lower ones 

 rather larger ; nerves slender ; peduncles of the heads \ to ].- in. 

 long, hispid ; flowers numerous, sessile or nearly so, about i in. 

 long ; calyx about ttV in. long, minutely glandular, hairy, com- 

 pressed, shortly tubular, somewhat keeled but not winged on the 

 two edges ; corolla about i in. long, shortly hairy outside, white, 

 tubular ; the tube a little bent below the middle, slightly dilated 

 about the bend ; the limb deeply obtusely and unequally 4-lobed ; 

 fruit ovoid, somewhat compressed, 2-celled, about — in. long ; 

 endocarp thinly crustaceous. 



