Sesamothamnicsl xciii. pedaliacEjE. 797' 



Welwitschi Seem. (Welw. Herb. no. 490) ; near Gazimba, plentiful, 

 ripe fr. and but few leaves 5 June 1860. No. 1509. 



The plant is used medicinally as a demulcent and refrigerant in cases- 

 of inflammation of the face, mouth, eyes, and urinary passages. 



4. SESAMUM L. ; Benth. & Hook. f. Gen. PI. ii. p. 1058. 



1. S. orientale L. Sp. PL, edit. 1, p. 634 (1753). 



S. indicum L., I.e.; Welw. Apontam. p. 551, sub n. 103 (1859) ;: 

 Ficalho, PL Uteis, p. 237 (1884). Antliadenia sesamoides Van 

 Houtte in Hort. Vanhoutt. fasc. i. p. 4 (1845). Volkanieria 

 orientalis O. Kuntze, Rev. Gen. PL ii. p. 481 (1891). V. sesamodes- 

 O. Kuntze, I.e., p. 482. 



LiBONGO. — An annual, erect, branched herb, 1§ to 4 ft. high ; 

 corolla pale rosy purple. In moist bushy places on the left bank of 

 the river Lif une, here and there ; fl.. and f r. end of Sept. 1868. No. 1639. 



Cazengo.— Seeds dusky yellow. Among low scattered bushes near 

 Cacula, in company with Ceratotheca integribracteata Engl. (Welw.. 

 Herb. no. 1649), not uncommon : fl. and fr. June 1855. No. 1640. 



GoLUNGO Alto. — Seeds black. In bushy wooded places on a sandy 

 clay soil at the banks of the river Quango, near Sange ; fl. and fr. 

 July 1855. No. 1638. 



PuNGO Andongo. — In moist sandy places at the river Cuanza, near 

 Sansamanda ; fl. and unripe fr. Dec. 1856 ; also in neglected fields 

 covered with bushes near Oondo ; fr. March 1857, mostly very sporadic.- 

 No. 1641. 



No. 1642 is a specimen of the same species from G. Don's herbarium 

 obtained at Sierra Leone, where it is called " Kinu Thorny" or 

 " Palaver sauce plant." 



In Angola native names are "N-guilla," " N-giUa," "Anguilla,"" 

 " Uanguilla," " Bicola," and "Ocoto"; the Portuguese name is- 

 "Gergelim." 



2. S. calyeinum Welw. in Trans. Linn. Soc. xxvii. p. 52 (1869) ;. 

 Engl. Bot. Jahrb. xix. p. 158 (1894). 



S, indicum L., var. ? angustifoliwn Oliv. in Trans. Linn. Soc. 

 xxix. p. 131 (1875). Volka/meria calt/cina 0. Kuntze, I.e., p. 482. 



PuNGO Andongo. — Stems 2 to 3 ft. high, erect, simple or usually 

 divided towards the apex into 3 to 5 elongated virgate branches ; 

 leaves half as large as those of S. angolense, lepidote beneath between 

 the purple veins with white depressed scales, each of which consists of " 

 four connate obtusely quadrangular parts ; flowers rosy purple, secund, 

 drooping, -J to nearly 1^ in. long ; calyx-lobes linear-lanceolate, with 

 a very long acumen at the apex ; capsule gradually attenuate at the • 

 apex in a long acumen ; seeds nearly similar to those of S. angolense. 

 In the drier sandy thickets between Caghuy in the prsesidium and 

 Sansamanda ; fl. and few fr. beginning of Jan. 1857. No. 1644- 



3. S. angolense Welw. Apontam. p. 588, n. 59 (1859), and in 

 Trans. Linn. Soc. xxvii. p. 51 (1869) ; Engl. Bot. Jahrb. xix. 

 p. 158 (1894). 



S. macranthum OHv. in Trans. Linn. Soc. xxix. p. 131, t. 84 

 (1875). Volkameria angolensis O. Kuntze, I.e., p. 482. 

 PuNGO Andongo. — A sufEruticose herb, 3 to 5 or rarely 6 ft. high ; : 



