430 xcn. scrophulariace,e (hemsley and skan). [Rhamphicarpa. 



narrowly linear, 2f-8| in. long, 1-J— 2 lin. broad, the upper shorter and 

 narrower, entire or sometimes here and there denticulate, subcartila- 

 ginous along the margin. Pedicels nearly 4 in. long, slightly supra- 

 axillary; bracteoles 0. Calyx 7—1 1^- lin. long; tube campanulate, 

 4 lin. long ; lobes elongate-triangular-acuminate or very narrowly 

 linear 8-74- lin. long, about -J lin. broad near the base, spreading. 

 Corolla bright madder-coloured; tube about 1 in. long and l^lin. broad; 

 limb about 3 in. long and 2|- in. broad ; upper lip 2-lobed ; lobes 8 lin. 

 broad ; lobes of the lower lip 10-12 lin. broad, the median about l^in. 

 long, longer than the lateral. Capsule obliquely ovoid, beaked, 3£ lin. 

 lonaf, 3 lin. broad. — Cycnium aquaticum, Engl, in Engl. Jahrb. xxviii. 

 47 9. 



IVXozamb. 35ist. German East Africa : TJhehe ; growing in If ft. of water, 

 in the Ifwenie Marsh, near Tengulinyi, 5600 ft., Goetze, 690 ! 



45. CYCNIUM, E. Meyer; Benth. et Hook. f. Gen. PI. ii. 969. 



Calyx long-tubular, 5-lobed or 5-toothed, 10-nerved or -ribbed. 

 Corolla-tube elongated, straight or slightly incurved near the apex ; 

 limb usually large, spreading, somewhat 2-lipped ; upper lip inside, very 

 broad, emarginate or bifid ; lower lip deeply 3-fid, with entire ovate, 

 obovate or suborbicular lobes. Stamens 4, didynamous, included ; 

 anthers 1 -celled, vertical, dorsifixed, with the connective sometimes 

 acuminate at the apex. Style thickened or clavate above. Ovules 

 numerous in each cell. Capsule included in the calyx, 2-celled, ovoid 

 or ellipsoid, somewhat fleshy, acute or obtuse, loculicidal or indehiscent? 

 Seeds numerous, small, obovoid or ellipsoid ; testa reticulate, subad- 

 pressed. — Rigid scabrid semi-parasitic herbs, erect or procumbent, drying 

 black. Leaves mostly opposite or the upper alternate, oblong or lanceo- 

 late usually toothed. Flowers axillary or racemose at the ends of the 

 branches, sessile or shortly pedicellate, bibracteolate. Corolla white, 

 pink, violet-rose or pale-yellow, often violet when dry. 

 Species 10 or 11, the others in South Africa. 

 * Calyx not slit on one side. 



Stems procumbent or ascending; flowers axillary; 

 corolla-tube l|-3 in. long. 

 Calyx up to 2± in. long ; corolla-tube up to 

 3 in. long; limb 2-4 in. in diam. 

 Corolla -tube often H in. longer than the 



calyx . . . • . . . 1. C. adonense. 



Corolla-tube only 5-6 lin. longer than the 

 calyx. 

 Plant scabridly pubescent . . . . 2. C. Verdickii. 



Plant glabrous or nearly so . . . 3. C. Buchneri. 



Calyx up to 1 in. long ; corolla-tube up to If in. 

 long; limb i-l£ in. in diam. 

 Calyx 6-8 lin. long ; corolla-tube lf-lf in. 



long ; limb f— 1-i in. in diam. . . 4. C. Camporum. 



