ADDENDA. Id,, 9 



3. Pycnocoma Thonneri, Hax. Add : Mildbr. Wiss. Deutnc-h. 

 Zentr.-Afr. Exped. ii. 45i). 



8. Tragia tenuifolia, Benth. Add: T. calvescens . yiMhr . Wish. 

 Deutsch, Zentr.-Afr. Exped. ii. 459. 



20. Tragia brevipes. Pax. Add: T. Volkensii, Mildbr. Wis8. 

 Deutsch. Zentr.-Afr. Exped. ii. 459. 



10. Sapium mannianum, BeyUh. Add: ,y. ellipticum, Mildbi. 

 Wiss. Deutsch. Zentr.-Afr. Exped. ii. 400. 



SUPPLEMENTARY. 



15a. Thesium Rogersii, A. W. Hill in Kew BiMetin, 191::;, 78. 

 Stems numerous, erect, B-8 in. high, arising from rootstock, branching 

 above, deeply grooved and angled, glabrous. Leaves scale-like below, 

 above linear or linear-lanceolate, acute with brown tips, 8-5 lin. long, 

 with a slight keel, erect. Inflorescences racemose, terminal ; flowers 

 shortly pedicellate with pedicels adnate to the bracts or subses>ile, 

 arranged singly or more rarely in 3-flowered cymes in the bract-axils ; 

 bracts narrowly ovate-lanceolate, acute, keeled, 2 lin. long, raiher fleshy, 

 about equal in length to the flower; bracteoles 2, about 1^ lin. long. 

 Perianth 1 j lin. long, globose ; lobes erect, 1 lin. long, elliptic-lanceo- 

 late, hooded, with a dense apical beard. Anthers f lin. long. Style 

 f lin. long, reaching nearly to the middle of the anthers. Fruit ovoid, 

 1^-2 lin. long, with ten prominent ribs and delicate reticulations. 



Mozamb. Blstr. Rliodesia: Caiidahar Island at Victoria Kails, 3000 ft., 

 Rogers, 5467 ! 



Allied to T. gracile, A. W. Hill, but differs in its stout st^nis, large flowers 

 arranged in solitary racemes and in the longer anthers and styles. 



