Oxyanthus.] Lxx. rubiacej: (hiern). 107 



Ovules oval or oLlong. Seeds numerous. 

 Ovary 2 -eel led. 



Stigma fusiform or narrowly clavate. 

 Bract eolate. 



Puberulous or pubescent. 



Leaves wedge-shaped at the base 1. 0.1 Smithii. 



LeaA'es obtuse rounded or subauriculate at the base. 

 Flowers white, 6-7 in. long. 



Fruit terete, not sulcata 2. 0. tubiflorus. 



Fruit sulcate 3. 0? sulcatus. 



Flowers red tipped with green, about 2 in. long 4. 0. rubrijlorus. 

 Glabrous. 



Leaves and shoots deep green 6. 0. speciostcs. 



Leaves beneath and shoots pale 6. 0. querimbensis. 



Ebracteolate or minutely or obsoletely bracteolate. 

 Calyx truncate, minutely toothed. Inflorescence 

 pyramidal. 



Flowers 5-8 in. long 7. O.formosus. 



Flowers about 1 in. long 8. 0. brcviflorus. 



Calyx-teeth subulate, rather short. Inflores- 

 cence globose 9. 0. gracilis. 



Stigma capitate, dilated 10. 01 platystylls. 



Ovary 1 -celled 11. O.vnilocnlaris. 



Ovules discoid. Seeds solitary in the 2 cells of the fruit . 12. 0. macrophyllus. 



1. O. ? Smithii, Hiern. Branches pubescent, apparently elongated. 

 Leaves oval-oblong, snbacuminate, wedge-shaped at the base, charta- 

 ceous, shortly pubescent on the depressed midrib and beneath on the 

 6-7 pairs of lateral veins, rather paler beneath, 5-6 by lf-2 in. ; 

 petiole about :^in. long, pubescent ; stipules rather longer, with a long 

 setiform acumen from a short broad base. Flowers subsessile or shortly 

 pedicellate, few together on short bracteolate pubescent racemes 

 scarcely exceeding the petioles; bracteoles lanceolate, pubescent. 

 Calyx-limb on the young fruit deeply 5-lobed, ^ in. long, pubescent ; 

 lobes lanceolate, acute, somewhat contorted dextrorsely (as seen from 

 inside), connivent. Young fruit 2-celled, rounded at the base ; seeds 

 2 together. 



Iiower Guinea. Congo, Chr. Smith! 



In the absence of the flower, the genus cannot be satisfactorily ascertained ; the 

 habit is rather like Tricalysia. 



2. O. tubiflorus, DC. Prodr. iv. p. 376. A hispidulous-puberulous 

 evergreen shrub of no great size. Leaves oblong or ovate-oblong, 

 more or less acuminate, obtuse rounded or obliquely subauriculate (the 

 upper ones sometimes narrowed) at the base, glabrate above, obsoletely 

 velutinous beneath, thinly coriaceous, 3-7 by 1-3 in., lateral veins 

 about 6-8 pairs ; petiole ^-] in. ; stipules ovate acute erect, ^-4 in. 

 long. Flowers about 6-7 in. long, sweet-scented, about 3-6 toge- 

 ther (sometimes more numerous), on short pedicels in abljreviated 

 axillary racemes. Bracteoles lanceolate, very acute. Calyx-limb about 

 ^ in. long, puberulous, 5-cleft ; teeth ovate, acuminate. Corolla-tube 

 scattered with short slender hairs ; lobes |-1:J in. long, white. Ovary 

 2.celled. Fruit ellipsoidal, gla,brate, terete, 1 in. long, 2-celIcd, rounded 



