604 ADDENDA. 
broad (when expanded), more or less folded and curved. Stamens 
inserted above the middle; anthers over 24 lin. long, quite included, 
tails moderately long. Disc annular, shorter than the carpels. Fruit 
unknown. 
Upper Guinea, Liberia: within 20 miles of Karka Town, Whyte! 
A very distinct species with tail-like corolla-lobes, allied to I”. psilocalyx. 
13. Voacanga bracteata, var. lanceolata, Stapf. Add: 
Upper Guinea: Liberia, Sinou basin, Whyte! Sim, 34! 
1. Holarrhena febrifuga, Klotzsch. Add: De Wild. Etudes 
Fl. Katanga, i. 101. 
5. Holarrhena Wulfsbergii, Stapf. Add: De Wild. Etudes 
Fl. Bas et Moyen Congo, i. 68. 
South Central. Congo Free State: Djuma Valley, Gillet, 2758; Gentil. 
De Wildeman (l.c.) states that Laurent’s plant, mentioned by me (p. 164) in a 
note under H. africana, is H. Wulfsbergii, adding, however, that he has no 
authentic specimens of this. 
3a. Pleioceras Whytei, Stapf. A perfectly glabrous shrub; 
young branches drying chestnut-brown, sparingly dotted with lenticels. 
Leaves broad-ovate to elliptic, rather abruptly and obtusely acuminate, 
rounded at the base, up to 3 in. long and 2 in. broad, thin ; secondary 
nerves about 7 on each side; petiole up to 3 lin. long. Panicle more 
or less trichotomous, corymbiform, many-flowered, 2—4 in. in diam. ; 
primary branches undivided for 1-1} in.; peduncle 1-1} in. long; 
bracts ovate to ovate-lanceolate, acute, the intermediate up to 1 lin. 
long; pedicels slender, up to 6 lin. long, slender. Calyx 1 lin. long ; 
sepals broad-ovate, rounded, quite glabrous, with the exception of the 
ciliolate margins ; intracalycular glands rather conspicuous, ovate, 
alternating with the sepals. Corolla glabrous except at the pubescent 
mouth ; tube 24 lin. long ; lobes elliptic-oblong, obtuse, 3-34 lin. long; 
episepalous scales replaced by a pair of minute tomentose tubercles ; 
epipetalous scales thin, narrowly linear, bifid, ciliate below; a pair 
of long filiform appendages on each side of each stamen, one entire, the 
other more or less divided. Anthers over 1 lin. long. 
Upper Guinea. Liberia: near the River Sinou, Whyte! 
4. Pleioceras Gilletii, Séapf. The leaves attain 5 in. by 2 in. 
according to De Wildeman, and the petioles up to 5 lin.—De Wild. 
Etudes Fl. Bas et Moyen Congo, i. 70. 
South Central. Congo Free State: Djuma Valley, Gillet, 2812 ; Gentil, 
a Strophanthus gratus, ranch. This is always a liane, some- 
times climbing into the highest trees.—Gilg in Engl. Monogr. Afr. Pi. 
