0V2! ADDENDA. 



stellate-pilose. Corolla 4-partite, white ; lobes ovate-lanceolate, 3| lin. 

 long, 1 J lin. wide. Stamens 4 ; filaments scarcely \ lin. long ; anthers 

 2-|- lin. long, \ lin. wide, with 2 apical pores. Ovary conical, scarcely 

 J lin. long ; style straight, 3| lin. long. 



Tffile land. Somaliland : frontier of Arussi-Galla, at Darassuma, 3000 ft., 

 Mlenleck, 2024. 



20a. S. withaniifolium, Dammer in Engl. Jahrb. xxxviii. 58. 

 An unarmed shrub 3-0 ft. high. Branches very minutely stellate- 

 pilose. Leaves lanceolate or ovate, obtuse, 2-3 in. long, 1-lf in. wide, 

 very minutely stellate-pilose ; petiole about 1 in. long. Cymes terminal 

 or extra-axillary, many-flowered ; peduncles £■ in. long, densely stellate- 

 hairy ; pedicels h in. long, slender, nearly glabrous. Calyx campanulate, 

 It/ lin. in diam., 5-fid, sparingly and very minutely stellate-hairy; lobes 

 rotundate, acuminate, 1|- lin. long, 1 lin. wide. Corolla blue, scarcely 

 plicate ; lobes 5, long lanceolate, h in. long, 1 in. wide, very minutely 

 stellate-pilose outside towards the apex. Stamens 5 ; filaments very 

 short; anthers unequal, four 2-J- lin. long, one 4 -J lin. long, curved. 

 Ovary globose, J lin. in diam., nearly glabrous ; style curved, glabrous, 

 thickened near the apex, \ in. long ; stigma capitate. Berry 5 lin. in 

 diam. 



TTile Land. Somaliland : Dadab, in dried up river beds, JElleiibecJc, 166. 



52a. S. Ellenbeckii, Dammer in Engl. Jahrb. xxxviii. 58. A 

 small, very spiny herb. Branches sparingly stellate hairy, densely 

 covered with straight straw-coloured very slightly laterally compressed 

 spines |— J in. long. Leaves ovate or broadly lanceolate, sinuate, 2—3 in. 

 long, 1-2 in. wide, scabrid with stellate hairs on both surfaces, bearing 

 straight straw-coloured spines <j-5 lin. long on the nerves ; petiole -J- in. 

 long, stellately hairy and spiny. Cymes terminal : peduncle about 1 in. 

 long, as well as the pedicels and calyx stellately hairy and spiny ; 

 pedicels about ^ in. long. Calyx 5-fid, angular; lobes 1 lin. long. Corolla 

 rotate, plicate, lilac, § in. in diam. ; lobes J in. long, -1 in. wide, stellately 

 hairy outside. Stamens 5 ; filaments 1 lin. long ; anthers oval, about 

 1^ lin. long, pores terminal. Ovary globose, h lin. in diam., densely 

 stellate hairy ; style sigmoid, i- in. long, thickened towards the apex, 

 stellately hairy below ; stigma capitate. 



Nile Land. Somaliland : amongst rocks at Hensa, 1300 ft., Ellenbeclc, 247- 



57a. S. longestamineum, Dammer in Engl. Jahrb. xxxviii. 58. 

 A spiny climbing shrub. Branches slender, elongate, when young 

 stellately hairy ; spines recurved from a broad base, laterally compressed, 

 about 1 lin. long. Leaves lanceolate, ovate or oblong, entire or 

 slightly sinuate, acuminate, stellately pilose on both surfaces, sometimes 

 spiny on the under side of the nerves; petiole up to \ in. long, stel- 

 lately hairy and spiny. Cymes few-flowered, extra-axillary ; peduncle 

 about \ in. long, usually spiny, like the pedicels ; calyx and corolla 

 stellately hairy ; pedicels about \ in. long. Calyx 5-partite ; lobes 

 obovate, long acuminate, \ in. long, \ in. wide. Corolla lilac, scarcely 



