502 Lxix. RUBiACE/E. [Diodict 



limb 4-partite ; the segments ovate-lanceolate, ciliate, somewhat 

 puberulous, ^V in. long, nearly equal among themselves, more or 

 less persistent, green ; corolla funnel-shaped, ~jj in. long ; the 

 tube nearly glabrous ; the lobes of the limb 4, somewhat puberu- 

 lous inside, hairy near the tip outside, ovate, valvate in the bud, 

 induplicate-hooded at the extreme tip, spreading or reflexed in 

 open flower, ^^ in. long ; the throat glabrous ; stamens 4, 

 exserted, J^ in. long, sub-erect, straight ; filaments about as long 

 as the anthers, minutely puberulous : anthers linear-oblong ; style 

 exserted, rather exceeding the anthers, minutely puberulous; 

 stigma papillose, sub-capitate ; fruit dry, apparently indehiscent, 

 puberulous, about -— ^^- ^^^S^ besides the more or less per- 

 sistent calyx-limb, 2-celled ; cells 1 -seeded; seeds fuscous, -^^ in. 

 long. 



HuiLLA. — In exposed thickets near Lopollo, occasional ; fl. and fr. 

 middle of Dec. 1859. No. 5318. At Empalanca ; fl. and fr. Feb. 

 1860. Foliage rather small. Probably a form of this species. 

 No. 3214. 



4. D. benguellensis Hiern, sp. n. 



A rough scabrous-hispid apparently annual herb, 4 to 8 in. 

 high, erect, divai-icately branched, pallid, somewhat woody at the 

 base ; root vertical, somewhat woody ; stem branched from the 

 base; branches sub-terete, marked with 4 raised lines, hispid- 

 scabrous ; leaves narrowly elliptical or linear-oblong, narrowed 

 and apiculate at the apex, somewhat narrowed to the sessile base, 

 rigid, hispid-scabrous, pale-green on both faces, still paler beneath, 

 erect-patent, ^ to 1^ in, long by |- to f in. broad ; margins 

 revolute, often widely so ; lateral veins about 3 on each side of 

 the midrib, not conspicuous, making a small angle with the 

 midrib ; stipules truncate, hairy at the back, glabrous inside, 

 about 5-setose at the apex, adnate to the leaf-bases and so 

 sheathing ; the setfe pallid, longer than the sheath ; flowers 

 tetramerous, | in. long, sessile, bracteolate, numerous, in sessile 

 axillary and terminal heads 3 to g in. in diameter ; bracteoles 

 unequal, some equalling others shorter than the flowers ; calyx 

 ^ in. long, the limb 4-partite, hairy outside, glabrous inside ; the 

 segments linear-lanceolate, ciliate ; corolla glabrous, funnel- 

 shaped ; the tube about jjj in. long, straight ; the lobes about 

 ^jj in. long, ovate, obtuse, valvate in the bud, with a filiform tail 

 or tails at or near the apex ; stamens 4, glabrous ; filaments 

 filiform, short, inserted about the top of the coi-olla-tube between 

 the lobes of the limb ; style about equalling the stamens, glabrous, 

 filiform ; stigma sub-capitate, sub-bilobed ; fruit hispid outside 

 on the upper part, crowned with the persistent calyx-limb, 

 apparently indehiscent, 2-seeded ; seeds g in. long, deeply 

 furrowed inside. 



Bumbo. — In fields after a crop of Arachis hypogcza ; fl. and fr. Oct. 

 1859. No. 3223. 



HuiLLA. — At Lopollo in Senhor Kneismann's kitchen garden ; only 

 one specimen, fl. end of March 1860. No. 3224. 



