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J 



OF THE GENUS BAriTTA. 233 



flowers, as ^yell as by tlio thiclcor and longer ptM'sistont bracts and tlic larger, 

 oblonii bractoolcs* 



22. B. 0T5ANENSIS, Baker f. in Cat. Talb. Nig. PL 25 (1913). 

 South Nigeria, Oban. Talhot 1(382 ! 



The singlo specimen in Herb, Brit. Mns. is cauliflorou^. Tlie lax, small- 

 floAvorod racemes, tlie lengtli of wliicli is difficult to estimate as tliey nrc 

 broken oflTj spring in a cUister of four or five from tbi^ bark of an old, liioss- 

 covered branch. Tlie braves closely n^scmblc tliose of Ij/Iophlla. The flo^vcrs 

 are rath(H' small, and the ov^nry, ns far as can b(^ seen in its very young state, 

 appears to be glabrous. 



23. B. BRACHYBOTRY^, Harms in Engl. Jahrb. xxyi. 281 (1899). 



French Congo. Gaboon. Tscliint^oliotscho. Soyaux 148. 



There is a sheet at Kew labelled '' AfrikanUcho Gresellschaft. Loango 

 Nsanga bei Chorichosco, Legit H. Soyaux. 5. 11. 1874. No. 148 ! '' which 

 appears to be the plant from which Harms described tlie species. 



24. B. Buettneri, Harms in Engl. Jahrb. xxyi. 281 (1899). 

 French Congo, Gaboon, Forest near Sibangc. Buettner 491 ! 



25. B. Nannani, Baker f.^ sp. nova. 



Arbor alta, ramis glabris, ramulis f usco-pubescentibus ; foliis brcviter 



petiolatis, oblongis y(d oblongo-lanceolatis, longe acnminatis, apicc ipso 

 obtusis, basi rotundatis, glabris, neryis lateraliljus utrinquo 7-9 arcnatis, 

 costa subtus prominente ; floribus albis^ sropissime sohtarii?, axillaribus, 

 pedicellis brevibus fernigineo-pubescfMitibus; bracteolis parvis, senii-orbicu- 

 laribus; calyce spathaceo, glabro; carina naviculariformi ; ovario lineari, 

 glabro; leguminibu^ juvenilibus glabris. 



Leaves 8-11 cm. long b}' 3-4 broad; petiole 7-8 mm. Pedicels 7-9 mm. 

 Calyx 12-14 mm. Carina + 13 mm. 



Belgian Congo, Near Boyeka. Nannan 128 1 "In the forest and in 

 marshy places; a large tree. Native name Lomangga." 



Related to B. piihescens and B. crassifolia^ but distinguished from both by 

 the glabrous ovary, the shorter pedicels, and the longer points to the leaves. 



26. B. ACUMINATA, De Wild, in Miss. Laur. i. 104 (1905). 

 Upper Congo, Basoko. Wanie Rukula ! 



Closely related to B, Nannanl^ which it resembles in the shape and size of 

 the leaves and the solitary flowers, but distinguished from it by the hairy 



ovary. 



27. B. BAROMBTENSTS, Taub. in Engl. Jahrb, xxiii. 177 (1897). 

 Kameriin. Barombi. Preuss 115 ! 512 ! Johann-Albreclitshoho. Staudt 



635 ! Bipinde. Zenher 224? ! 298C ! 



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