(502 ADDENDA. 



18. Rauwolfia obscura, K. Schum. Add: De Wild. Etudes 

 FJ. Bas et Moyeii Congo, i. CD. 



Iiower Guinea. LowtT C()ii<j() ; l)c't\vccu I)ou)bo and Kismitu, Gillel, 1583 ; 

 near Kinnicnza, GUIet, 77G, 1G52, IGGlb. 



1. Allamanda cathartica, Linn. Add: De Wild. Etudes Fl. 

 Bas et Moyen Congo, i. G7. 



JmO-wbt Guinea. Lower Congo : Lcopoldvillc to Moinbazi, Gillet, 2590. 

 1. Lochnera rosea, lleichb. Add : 

 Upper Guinea. Add : Liberia : near Monrovia, WJiyie ! 



1. Alstonia congensis, Engl. Add: A. scholaris, Clieval. in 

 Bull. Mus. Hist. Nat. Par. vi. (1900), 423. 



4. Callichilia subsessilis, Sta])/. Add under : 



Upper Guinea. Libeiia : within 20 miles of Karka Town, Whyte ! 



\a. Callichilia stenosepala, Stajrf. A glabrous shrub ; branches 

 slender, terete, pale green when young, at length whitish. Leaves 

 lanceolate to elliptic-lanceolate, acutely acuminate (acumen slender), 

 gradually attenuated or acuminate below and mostly suddenly con- 

 tracted at the very base, o-7 in. long, 1-2-J in. broad, membranous or 

 papery ; secondary nerves 8-12 on each side ; petiole very short or 0. 

 Inflorescences at first umbelliform, then lengthening out and racemi- 

 form with 2-3 flowers out at a time ; peduncle slender, 2-3 in. long ; 

 bracts ovate, acute or acuminate, lJ-2 lin.long; pedicels 4-5 lin. long. 

 Calyx 4-7 lin. long; sepals narrow, lanceolate, acuminate, with very 

 numerous subulate glands at the base within. Corolla white ; tube 

 slender, constricted at the middle, about IJ in. long; lobes obliquely 

 obovate, half as long as the tube. Stamens inserted at the middle of 

 the corolla-tube ; anthers about 2 lin. long. Disc shallow, wide, entire. 

 Style 7-8 lin. long. Fruit unknown. 



Upper Guinea. Liberia : Grant's Farm, near the Sincu River, Whyte ! 



Allied to C stihsessUis, Stapf, but easily distinguished by the very narrow 

 sepals. 



3. Carvalhoa petiolata, K. Schum. in Engl. Jahrh. xxxiii. 317. 

 The description of this species agrees exactly with that of C. macrophylla. 

 It was described from specimens collected by Scheffler near Derema in 

 XJsambara (No. 219). 



5. Gabunia glandulosa, Slayf. Add : 



Upper Guinea. Liberia : near Monrovia, Whyte ! Sinou basin, Whyte, 6 ! 



7a. Gabunia Gentilii, De Wild, in Belg. Colon., 1902, 508 and 

 Eludes FL Bas et Moi/en Congo, \. 08. A tree, 00-90 ft. high ; stem up to 

 2 ft. in diam. Leaves bruud-ovate, obtuse, cunealu at the ba.se, up to 



