OF THE SIERRA LEONE BOUNDARY COMMISSION. 71 
spathulate, narrowed at base ; stamens 21-25, of which only 9 
are fertile. 
Bagroo River, Mann, 1861. 
3. C. Hevprtori, §. Ell.—Popowia Heudelotii, Baill. 1. c. 
Leaves cuneate at base; petals similar, obovate, narrowed at 
base; stamens 9, extrorse, with the 4 loculi parallel and touching. 
Sierra Leone, 8/5/57, Barter! Niger, 1857, Barter! In de- 
pressis fertilibus ad Karkandy, Senegambia, ubi anno 1837, leg. 
Heudelot, no. 878. Madina Limba, April 11, 1892, Scott Elliot, 
no. 5656. 
4. C. Mannnt, Oliver, Fl. Trop. Afr. i. p. 25. 
Flowers unisexual; inner petals minute; stamens 7. 
Mount John, river Konqui, Aug. 1862, Mann, no. 1782! 
Gaboon River, July 1861, lat. 1° N., Mann, no. 960! Old 
Calabar, Thomson. 
(The only other species known to me are C. biovulatum, 
S. Moore, from East Africa; and an undescribed form, Schwein- 
Surth, nos. 204 & 1931.) 
ARTABOTRYS VELUTINUS, sp. nov. 
Folia 3-6 uncias longa et 1-2 uncias lata; pedunculis circa 
9-floris ; petalis cylindricis basi concavis (¢f Oliver, Fl. Trop. 
Afr. i. p. 28). 
Planta scandens, ramis teretibus nigris striatis, juventute dense 
pilis aureo-brunneis conspersis ; foliis coriaceis oblanceolatis vel 
ellipticis obtusis margine incrassato subrevoluto basi angustatis, 
inferne marginibus, costa, venisque pilosis, ceteris glabris ; venis 
utrinque prominulis circa 8-jugis; foliis 7-13 cm. long. et 34 
em. lat.; petiolis brevibus pilosis 3-6 mm. ; pedunculis brevibus 
curvatis demum uncam validam scandentem formantibus, sepius 
9-floris quarum 3 mediales et 6 terminales sunt; bracteis parvis 
linearibus 2-4 mm.; pedicellis 6-9 mm.; sepalis 3 ovato-trian- 
gularibus (3 mm. long. et lat.) ; petalis eylindricis ad basin 
concavis orbicularibus squalibus dense pilis aureis velutinis 
10-12 mm. longis obtectis; staminibus 20 obpyramidalibus 
lateraliter dehiscentibus; carpellis 7-9; stigmate carnoso ligu- 
lato, 2 mm.; ovulis 2 erectis. 
A climber in riverside woods on alluvium 
Musaia, near Falaba, March 10, no. 5137. 
5 miles east of 
