92 SOUTH NIGERIAN PLANTS 
long. Corolla-tube about 5 mm. long; lobes 2 mm. Fruit about 
1 cm. in diameter. 
Vitex obanensis Wernham sp. nov. Frutex subglaber 
ramulis fistulosis; foliis digitatim compositis longe petiolatis 
petiolo minutissime puberulo ; foliolis plerumque obovatis subito 
breviter acuminatis utrinque acutis supra scabridiusculis infra 
nisi in venis minute pubescentibus glabratis glandulosis, petiolulis 
mediorum trium longiusculis lateralium brevissimis ; inflorescentia | 
laxissima cymorum 3—4-florum pedunculatorum panicula terminali 
minutissime ferrugineo-pubescente ebracteata ; florum parvorum 
pedicellis pubescentibus bracteolis minutis ; calycis limbo integro ; 
corollae multiglandulosae tubo valde curvato multo e calyce 
exserto, lobis superioribus brevibus latissimis labio inferiore 
ovato longo marginibus reflexis. 
Oban ; n. 1044, : 
Terminal and lateral leaflets about equal, 12 cm. long, with 
acumen 1:5-2 cm., and nearly 6 cm. broad; basal lateral leaflets 
6°5-8°5 cm. long with acumen 1-1:3 cm., and 8-4:5 cm. broad. 
Terminal petiolule 1:8 em. long; petiole 10-15 cm. long, Main 
rachis of inflorescence over 20 em. long, lateral branches 10 em. or 
more long. Pedicels 2-4 mm. Calyx 2 mm. long, 3 mm. wide at the 
gaping mouth. Corolla-tube about 5 mm. long, bent almost at right 
angles at the middle, lower lip over 2 mm. long. 
Near V. thyrsiflora Baker, differing in the shape of the leaflets 
and characters of the inflorescence. 
MONOCHLAMYDE. 
By SPENCER MOORE, F.L.S. 
ARISTOLOCHIACER. 
Aristolochia tribrachiata S. Moore sp. nov. Planta caule 
volubili distanter folioso cortice griseo maxime rimoso obducto ; 
foliis petiolatis amplis oblongo-ovatis basi rotundatis levissimeve 
cordatis trinervibus nitidulis coriaceis glabris ; cymis subsessilibus 
paucifloris; pedicellis (cum ovario) floribus brevioribus ; bracteis 
parvulis ovato-lanceolatis; perianthii extus glabri utriculo oblique 
ovoideo tubo anguste infundibulari utriculum paullo excedente 
intus sparsim piloso limbo inequaliter 3-lobo lobis ovato-lanceolatis 
acuminatis quam tubus longioribus; gynostemio breviter stipitato; 
staminibus stylisque 9. i 
Oban; n. 1542, ; 
Thick twining stem twisted and somewhat compressed. Leaves 
