Buchnera] Lxxxix. sckophulariace.e. 777 



8. B. trinervia Eiiijl., I.e., xxiii. [). 512 (1897). 



PiTN(;(i A\i)<)N(;o. — No notes. In H. and fr. No. 5883 An erect, 

 annual green herb, somewhat resembling a Lavfnnh/lu in liabit, 2 to .'> ft. 

 high or more ; Howers blue, scentless, as is the whole pliint. In sandy 

 thickets between Luxillo and Cazella, very rare; tl. Jan. 1857. 

 No. 5885. Leaves linear, opposite ; flowers arranged in dense quad- 

 rangular spikes. In moist meadows at the river Cuanza; fr. May 1H57. 

 CoLi,. C.\i;i'. 8i)K. 



9. B. hurapatensis Hiern, .sp. n. 



An annual, erect, branched, rather slender herb, 9 to 12 in. high, 

 dusky in the dry state, glabrous throughout except small callous 

 scales scattered over some parts; stem angular, usually bright 

 purple-red ; branches opposite or the upper one.'^ alternate, 

 ascending, the flowering ones virgate ; leaves opposite or the 

 upper ones alternate, mostly purplish, lanceolate or sublinear, 

 obtuse or somewhat pointed at the apex, somewhat narrowed to 

 the sessile base, ranging up to 1-^ in. long by i in. broad, the 

 lowest ones small, nearly glabrous, sulventire, the margins 

 minutely crenulate-undulate with cartilaginous-callous scales or 

 teeth and very naiTowly revolute ; flowers about ^ to \- in. long, 

 subsessile, arranged mostly in pairs or nearly so, arranged in 

 interrupted pedunculate spikes of 2 to 6 in. in length termi- 

 nating the stem and branches; bracts broadly ovate, obtuse, 

 concave, adpressed to the calyx J to i in. long, glabrous or 

 nearly so; calyx i to i in. long, slightly mealy-puberulous, 

 tubular, shortly 5-toothed ; the tube campanulate-oblong, some- 

 what costate-angular ; the teeth more or less triangular-, pointed, 

 somewhat unequal, much shorter than the tube ; corolla tubular, 

 the tube green, scarcely curved, but little inflated at the base, 

 about as long as the calyx ; the limb rather small, 5-cleft, sub- 

 bilabiate, the segments flat ; stamens 4, didynamous, inserted 

 about the middle of the corolla-tube, all fertile ; ovary 2-celled ; 

 style short ; stigma sub-bilobed, with one lobe nearly obsolete ; 

 capsule coriaceous, 2-celled, 2-valved, about } in. long, the valves 

 entire or sometimes emarginate ; seeds numerous. 



HuiLLA. — In the damp pastures of Humpata and Nene, among 

 short grass ; fl. and fr. 19 April 1859. No. 5798. 



Nearly related to B. mnummbicemh Kl., but the inflorescence is more 

 interrupted and the flowers smaller. 



The following No. is probably a new species of Buchnera allied 

 to B. dura Benth. : — 



PuNGo AxDOMio.— No notes. In late fl. Plant 18 in. high, once 

 trichotomous. The leaves are narrowed towards the tip and the calyx 

 teeth are sub-deltoid. No. 5886. 



23. CYCNIUM E. Mey. ; Benth. & Hook. f. Gen. PI. ii. p. 969. 



1. C. adonense E. Mev. ex Benth. in Hook. Comp. Bot. Mag. i. 

 p. .368 (1836). 



PuNGo Anpongo. — A low. densely caispitose herb : root perennial, 

 woody : stems numerous, prostrate, ascending ; corolla salvershaped, 

 at first white, soon turning clear blue, at length violet-livid. In the 



