Alectra.] xcir. scrophula.riace.e (hemsley and skan). 369 



1|— 2 lin. long, equalling the tube. Corolla campanulate ; lobes rounded. 

 Filaments glabrous ; anthers horseshoe-shaped, cells not apiculate. 



Upper Guinea. Lagos, Millen, 172 ! Northern Nigeria : Borgu, Barter, 789 ! 

 Mount Patteh, Vogel, 186 ! 



Lower Guinea. Angola : Boma, Monteiro ! Amboland : Olukonda, ScJiinz, 

 17 ! 



Klozamb. Sist. Melambe River, Zambesi Delta, Kirk! British Central 

 Africa : Nyasaland ; Shire Highlands, Buchanan, 362 ! Ngamiland : Botletle Valley, 

 Lugard, 210 ! 



18. A. asperrima, Benth. in DC. Prodr. x. 340. An erect 

 scabrid herb, in. to a foot or more high, apparently a root-parasite. 

 Stems simple or slightly branched. Leaves ovate or oblong, obtuse, 

 \—\\ in. long, sometimes irregularly toothed, very rough on both sur- 

 faces, the bristles having large white tubercular bases. Flowers solitary 

 in the axils of leafy bracts, almost sessile ; bracts lanceolate, longer 

 than the flowers, entire or lower one sometimes toothed ; bracteoles 

 linear or lanceolate, as long as the calyx. Calyx campanulate, nearly 

 equally 5-lobed, enlarging in fruit, nearly \ in. long, very rough with 

 tubercular bristles, and more or less distinctly 10-ribbed ; lobes deltoid,, 

 about as long as the tube. Corolla not seen perfect. Filaments gla- 

 brous, dilated ; anther-cells apiculate. — Engl. Hochgebirgsfl. Trop. Afr. 

 381. Glossostylis asperrima, Hochst. ex A. Rich. Tent. Fl. Abyss, ii. 

 117. 



Nile land. Eritrea: Mount Alain Kale, north-west of Aidereso. Schweinfurth y 

 1631 ! Abyssinia : Haramat ; foot of Mount Amba Zion (Tsion), near Geraz, 

 Schimper, 1094! Somaliland, Mrs. Lort Phillips! Uganda: Nandi, 7000 ta 

 8000 ft., Scott-Elliot, 7013 ! 



14. A. rigida, Hemsl. An erect, hispid, apparently annual 

 parasitic herb, 9-18 in. high. Stem rather slender, rigid, simple or 

 bearing few erect branches, florescent only towards the tips. Leaves all 

 opposite, sessile, thick, rigid, adpressed to the stem, beset, especially on 

 the edge, with white tubercular bristles, linear-lanceolate or oblong, J-l 

 in. long, obtuse, usually having 3 or 4 small, thickened, glandular teeth 

 on each side. Flowers about i in. in diam., solitary and almost sessile 

 in the axils of opposite, or sometimes alternate, ovate bracts, bidentate 

 above the middle, about as long as the calyx ; bracteoles 2, linear, 

 equalling the calyx-tube. Calyx pubescent outside, campanulate, 3-4 

 lin. long, 10-ribbed, 5-lobed ; lobes unequal, shorter than the tube, 

 rather obtuse. Corolla glabrous, 5-6 lin. long, longitudinally veined ;, 

 tube about 1£ lin. long, constricted at the top and then expanding into 

 an oblique, 5-lobed limb. Stamens 4 ; filaments filiform, glabrous ; 

 anther-cells slightly divergent, apiculate. — Melasma rigidum, Hiern in 

 Cat. Afr. PI. Welw. i. 767. 



Lower Guinea. Huilla: between Ivantala and Quilengues, Welwitsch,. 

 5797 ! 



Description partly from Hiern. 



15. A. virgata, Hemsl. A hispid perennial. Stems erect, about 

 6 in. high, very slender, rigid, leafy throughout. Leaves all opposite,, 



VOL. IV. SEC. 2. 2B 



