778 LXXXIX. SCROPHULARIACEA. [Cycnium 
course of drying the stems and leaves also become tinged with a livid 
bluish colour. In sandy wooded places near Cazella, seen nowhere 
else in the district; fl. 18 Oct. 1856. No. 5868. 
Hurtia.—A perennial herb; stems several; leaves herbaceous- 
green; flowers milk-white, soon turning a livid-violet colour, at length 
when dry blackish. In pastures among low bushes near Lopollo, very 
rare, fl. Feb. 1860. A handsome form with leaves ranging up to 3} in. 
by 14 in. broad and flowers up to 4 in. long. No. 5779. 
24. RHAMPHICARPA Benth.; Benth. & Hk. f. Gen. Pl. ii. 969. 
1. R. fistulosa Benth. in DC. Prodr. x. p. 504 (1846). 
R. longiflora Benth. in Hook. Comp. Bot. Mag. i. p. 368 (1836), 
partly ; not in DC., lc. Macrosiphon fistulosus and M. elongatus 
Hochst. in Flora, xxiv. p. 374 (1841). 
Puneco ANDONGO.—An annual herb, 1 to 2 ft. high, at first erect, 
afterwards especially when in fruit decumbent or ascending, in the 
living state yellowish-green, quickly turning black in drying ; flowers 
whitish-rosy. In swampy places among Cyperacez, at the banks of 
the river Cuanza, near Cavallo, plentiful; fl. and fr. 31 Jan. 1857. 
No. 5889. In Mata Lucala; fl. and fr. No. 58895. Without fl. or 
fr. Dec. 1896. No. 5862. 
2. R. angolensis Engl. Bot. Jahrb. xviii. p. 74 (1893). 
HvuiLia.—An annual erect asperulous herb, 2 to 3 ft. high, branched 
above ; stem obtusely tetragonal, mostly purple ; leaves strictly and 
everywhere opposite, bipinnately laciniate, all the segments linear 
and as well as the stem and calyces beset with hyaline somewhat 
rigid and glandular hairs; flowers bibracteolate; calyx elongate- 
campanulate, herbaceous-green ; the 5 teeth elongated, spreading, 
linear, persistent ; corolla milk-white, rosy at the throat and in the 
tube, the whole soon turning bluish, at length blackish, almost 
salvershaped ; its tube slender, much longer than the calyx, gibbous 
in the middle on the upper side in consequence of the turgidity of the 
anthers ; the limb 5-cleft, bilabiate ; the lobes obovate, the 2 upper 
ones ascending and a little shorter than the 3 lower ones which are a 
little larger and spread downwards or stretched forwards as in some 
species of Mimulus ; stamens 4, inserted on the corolla-tube a little 
above its base, included, but little didynamous ; filaments bearded ; 
anthers unilocular with an evident tendency to the formation of a 
septum ; style quite simple, subfiliform, but little thickened in the 
middle, subulate at the apex and there very delicately papillose- 
stigmatose ; young capsule obliquely horned, bilocular; placentas 
united ; young seeds like sawdust in shape. On a clay soil in bushy 
places and thickets sprung up after neglected cultivation, on the right 
bank of the Lopollo river, rather rare ; fl. at the end of March, fr. at 
the beginning of May 1860. No. 5780. 
25. STRIGA Lour. ; Benth. & Hook. f. Gen. Pl. ii. p. 968. 
1. S. orobanchioides Benth. in Hook. Comp. Bot. Mag. i. p. 361, 
t. 19 (1836). ; 
Biichnera gesnerioides Willd. Sp. Pl. iii. p. 338 (1800). Lathrea 
gesnerioides Kinig ex Willd., lc. 2B. orobanchoides Br. in Salt, 
Abyss., App. p. Ixiv (1814). S. gesnerioides Vatke in Oesterr. 
Bot. Zeitschr. xxv. p. 11 (1875). 
