﻿Cycnium.l sCEOPHULAEiACEiE (Hiern). 395 



XLII. CYCNIITM, E. Meyer, 



Cali/x cylindrical or campanulate-oblong, 5-dentate; tube 10- 

 nerved or -ribbed, straight ; teeth deltoid-ovate or lanceolate. 

 CoroUa-tuhe slender, elougated, subcylindrical, straight or gently 

 curving near the apex ; limb ample, spreading, 5-lobed, sub- 

 bilabiate ; lobes broadly obovate, the upper interior connate higher 

 up than the others. Siamens 4, didynamous, included within the 

 corolla-tube ; anthers 1-celled, vertical, dorsifixed, narrowly oblonf^ 

 or ovate ; filaments bearded. Ovary 2-celled ; ovules numerous ; 

 style straight, included within the corolla-tube ; stigma not much 

 thickened, acute. Capsule oval, ovoid or somewhat conical, some- 

 what fleshy, acute or apiculate, loculicidal. Seeds very numerous, 

 small, ovoid or oblong ; testa reticulate, subadpressed. 



Erect or prostrate herbs, turning dusky when dry, perennial, half-parasitical ; 

 leaves opposite or alternate, entire or dentate; flowers large or rather large, 

 axillary or arranged in terminal racemes, bibracteolate. 



DiSTRiE. Species more than 25, mostly in Tropical Africa. 



Flowers 2-4 in. long, axillary ... ,„ (1) adonense. 



Plowers f-lj in. long, racemose : 



Calyx not slit down one side much more than the 



other side; flowers. I-I5 in. long (2) racemosiim. 



Calyx slit down one side ; flowers |-f in. long ... (3) HuttoniBe. 



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

 368) ; a perennial herb, low, densely caespitose, woody at the root- 

 stock, turning livid-blneish, at length dusky when dryj stems 

 numerous, prostrate, ascending, purplish when fresh, pubescent, 

 leafy, i-2 ft. long ; leaves herbaceous-green when fresh, opposite, 

 spreading or secund-erect, oval or elliptical, more or less acutely 

 narrowed or obtuse at both ends, subsessile or very shortly petiolate, 

 serrate- or incise-dentate, hispid -scabrid on both faces, sub-5-nerved at 

 the base, 1-3 in. long, ^-1-} in. broad ; flowers axillary, 2^-4 in. 

 long, at first white or pink, soon turning clear blue or purple, then 

 livid violet, at length when dry dusky; peduncles pubescent or 

 bispidulous, |-i in. long ; bracteoles 2, opposite, sublinear, adnate to 

 the base of the calyx, |-f in. long, hispidulous-scabrid ; calyx 

 campanulate-oblong, loose, 10-nerved, shortly pubescent chiefly 

 along the nerves and margins, l-lf in. long, 5-lobed ; lobes ovute, 

 oblong or semi-elliptical, obtuse or scarcely acute, unequal, J- J in. 

 long ; corolla-tube slender, cylindrical, funnel-shaped at the apex, 

 shaggy with glandular hairs outside, pubescent within, straight or 

 not much curved, furrowed near the top, 2|-3J in. long, about I in. 

 in diam. about the middle ; limb spreading, l|-3 in. in diam. ; 

 lobes 5, broadly ovate, |-1^ in. long, the two upper connate higher 

 np than the others ; throat and filaments yellow ; stamens inserted 

 below or about the middle of the corolla-tube ; filaments bearded or 

 puberulous ; anthers obtuse at the base, glabrous ; pistil about I in. 

 long, glabrous; ovary \ in. long, suborbicular 3 style straight; 



