116 CIX. POLYGONACE.E (bAKER AND WRIGHT). [RunieX. 



Nyasaland; Panda Peak, 6381 ft., McClounie, 150! Tanganyika Plateau, at 

 Fwambo, Carson ! 



Also ill the Canary Islands and Madeira. 



?). R. EUenbeckii, Damrner in Engl. Jahrh. xxxviii. 61. A shrub 

 li_3 ft. high; branches striate, woody. Leaves hastate; terminal 

 lobe linear, 1-1 J in. long, about 1 lin. wide ; basal lobes not more tlian 

 1^ lin. long and J lin. wide, usually curved towards the apex of the 

 bfade, sometimes nearly obsolete. Panicles at the apex of the young 

 branches, 2 in. long ; pedicels about 1 lin. long, filiform, articulated 

 below the middle. Outer perianth-lobes acute ; inner pale rosp, 

 roundish, \ lin. long, becoming in fruit 2 lin. long and nearly as broad, 

 cordate-orbicular, entire. Stamens 6 ; filaments short ; anthers sagit- 

 tate, I lin. long. Ovary triangular; styles o, small; stigmas wide, 

 fimbriate at the margin. 



M'ile Iiand. Abyssinia : on tbe rocky island Tuluguto in Lake Zuai, EllenbecJc, 

 1G86. 



4. R. hararensis, Dammer in Engl. Jahrh. xxxviii. Gl. A 

 perennial. Stem slender, simple, about 3 J in. high. Leaves lanceo- 

 late-hastate, about 1 in. long and 1-G lin. wide; ochrere wide, mem- 

 branous; petiole 9-14 lin. long. Flowers in leafy whorls from 4-9 

 lin. apart; pedicels articulate below the middle. Calyx-lobes very 

 narrow, acute. J lin. long. Corolla white ; lobes lanceolate, margin 

 3-4-toothed. Stamens 6 ; filaments very short ; anthers sagittate. 

 Ovary trigonous; styles 3, about \ lin. apart; stigmas small, capitate. 

 Fruit 1 lin. long. 



Itrile Xiand. Abyssinia : Harar, on mountains, EUenheck. 



5. R, nervosus, Vahl, Symh. i. 27. A much-branched shrub, 

 reaching a height of G ft. Leaves often crowded on short striate 

 lateral branchlets, distinctly petioled, oblong, or the upper lanceolate, 

 subacute, glabrous, 2-3 in. long, narrowed to the base, rather firm in 

 texture, triplinerved ; ochre?e truncate. Flowers dioecious, forming 

 ample lax or dense terminal panicles, the very compound lower 

 branches only subtended at the base by reduced leaves ; flowers 2-5 

 in a cluster ; pedicels capillary, often longer than the flowers. Outer 

 perianth-segments reflexed, inner in fruit cordate-orbicular, 3 lin. in 

 diam., scarious, strongly reticulate. — Meisn. in DC. Prodr. xiv. 72; 

 Aschers. in Schweinf. Beitr. Fl. Aethiop. 171 ; Engl. Hochgebirgsfl. 

 Trop. Afr. 203 ; Britten k Rendle in Gregory, Great Rift Valley, 397 ; 

 Schweinf. in Bull. Herb. Boiss. iv. Append, ii. 153. R. persicarioides, 

 Forsk. Fl. /Egypt. -Arab. 7G, not of Linn. R. alismcffolius^ Fresen. in 

 Flora, 1838, G02; Meisn. I.e.; A. Rich. Tent. Fl. Abyss, ii. 230. 



JTlle Xiand. Eritrea : various localities, Schiceitrfurth, 189, 1014, 591, 1035, 

 1818, Schweinfurth Sf Siva, 789 ! 10^4 ! 1814 ! Abyssinia : near Adowa, Schimpert 

 152 ! Mettaro, Schiwper, 891 ! and without precise locality, Quartin-DiUon Sf Fetify 



