﻿Harveya.'^ 



SCROPHULARIACEJ; (Hiern). 



401 



corolla-tube ; anthers included or scarcely exserted, approximated in 

 pairs, 2-celled, one cell polliniferous and acuminate or acute or 

 mucronate at the base, the other empty long and subulate-acuminate 

 or rarely subobsolete. Ovary 2-celIod ; placentas jjeltate or bifid ; 

 ovules very numerous ; style filiform, somewhat flattened, rather 

 thicker and longer than the filaments, bent downwards near the 

 apex; stigma oblong club-shaped or linguiform. Capsule ovoid or 

 conical, somewhat compressed, bisulcate, loculicidal ; valves 2, dry, 

 entire or nearly so. Seeds very numerous, irregularly oblong, 

 truncate, small ; testa reticulate, loose, hyaline. 



Parasitical herbs, coloured in the living state, drying mostly black ; leaves 

 scale-like, opposite or crowded or the upper scattered, entire ; inflorescence 

 terminal, bracteate and bracteolate ; flowers large, brightly coloured or white, 

 racemose or spicate. 



DiSTEiB. Species about 27, the others in Tropical Africa and the Masciirouo 

 Islands. 



* Both cells of the anthers developed : 

 t Flowers racemose : 



Corolla f-2 in. long : 



Calyx deeply 5-lobed; segments linear- 

 lanceolate 



Calyx 5-cleft about J-way down; 

 lobes ovate or lanceolate : 



Corolla-tube ample-ventricose or 

 broadly funnel-shaped : 



Corolla -throat narrowly com- 

 pressed 



Corolla-throat round or oval, 

 not much compressed : 

 Anthers glabrous: 



Stigma subglobose ; 

 calyx-lobea sub- 

 lanceolate : 



Flowers 1^-2 

 in. long; 

 limb li-2 in. 

 broil d 

 Flowers about 

 1 in. long; 

 limb 1-1 in- 

 broad 

 Stigma oblong or 

 oval; calyx-lobes 

 lanceolate - trian- 

 gular ... 

 Anthers hairy at 



top 



Corolla-tube subcylindrical 

 narrowly funnel-shaped : 

 Flowers 1-1| in. long : 

 Corolla-limb la- 

 broad... 

 Corolla-limb ^-1 

 broad : ^ 



Corolla- tube 1 = 



(1) purpurea. 



(2) capensis. 



the 



-U 



in. long,*i pubes- 



VOL. IV. — SECr. II. 



(3) laxiflora. 



(4) Bulphurea. 



(5) euryantha. 



(6) vestita. 



(7) stenosiphon. 



D d 



