Piptadenia] XLiv. leguminos^. 307 



mountain Cungulungulo ; branches of a small tree without either fl.or fr., 

 at the foot of a gigantic specimen of Tetrajjieura Thonn'mgli Benth., 

 Feb. 1855. Native name " Musenze." No. 1775. A small young tree, 

 4 ft. high ; in dense or open mountainous forests, near the cataract of 

 the river of Capopa and along the roadside near TJndelle, never seen in 

 fl. or fr. Dec. 1854, Jan. 1855 and April 1856. Native name " Musenze." 

 No. 1776. Fr. June 1855. Coll. Carp. 952. 



The following two Nos. may be mentioned here, but can scarcely 

 belong to this species : — 



GoLUNGO Alto. — A little tree, 5 ft. high ; trunk slender ; branches 

 sparse, patent ; branchlets and rachis of the leaves ferruginous-hairy ; 

 leaves 25-30-jugate ; leaflets 45-50-jugate ; gland present on the petiole 

 and below every pair of leaflets. Sporadic, along the borders of primi- 

 tive forests between Sange and Bango-Aquitamba ; without either 

 fl. or fr. March 1855. No. 1777. 



Bumbo. — A lofty tree, not uncommonly more than 100 ft. high ; 

 2 to 5 ft, in diam,, with prominent angles at the base after the fashion 

 of Ceiba. In the dense primitive forests of Serra da Xella ; without 

 either fl. or fr. Oct. 1859. No. 1830. 



83. TETRAPLEURA Benth. ; Benth. & Hook. f. Gen. PL i. p. 590. 



1. T. Thonningii Benth. in Hook. Journ. Bot. iv. p. 345 (1842), 

 cum syn. ; Oliv. Fl. Trop. Afr. ii. p. 330 ; Benth. in Trans. Linn. 

 Soc. XXX. p. 375 (1875). 



T. tetrujJtera Tanbert in Bot. Centralbl. xlvii. p. 395 (1891). 



GoLUNGO Alto. — Legumes picked up around the base of a vast tree 

 of about 80 ft. in height, dark purple, very hard, 9 in. long, broadly 

 4-winged ; wings f to 1 in. broad, equal, somewhat repand at the edge, 

 roundedly confluent at the apex, thus making the legume obtuse or 

 emarginate, red-brown in the living state. In the elevated primitive 

 woods of Cungulungulo, fr. and seeds only, collected in company with 

 Pqjtadenia afvicana Hook. (Welw. No. 1775) ; Feb. 1855. Native name 

 " Muanza." No. 1750 and Coll. Carp. 509. A lofty tree ; trunk in 

 old age 5-7-angled near its base ; leaflets very thin ; legumes a foot 

 long, acutely 4-angled. At the top of the mountain Cungulungulo, 

 near Montalegre ; fr. Feb. 1855. Coll. Carp. 522. 



Island of St. Th(jmas. — A middle-sized tree. In the woods of 

 Monte Caffe, about the coffee plantations of Senr. Villars ; without 

 either fl. or fr. Dec. 1860. Local name " Cuspira." No. 1835. 



2. T. andongensis Welw. ex Oliv. Fl. Trop. Afr. ii. p. 331 ; 

 Benth., I.e., p. 376. 



PuNGO Andoxgo. — Habit of an Acacia of the group of Acacia Iceta 

 Br.; leaflets deep-green above, pale beneath. In the more elevated 

 forests at the base of Pedras de Guinga ; fr. March 1857. No. 618 

 and Coll. Carp. 510. 



Cf . specimens from the upper course of the river Ninda, an afiluent of 

 the Zambesi, collected by Major Serpa Pinto, Nos. 6, 10, in August 1878 ; 

 Ficalho & Hiern in Trans. Linn. Soc, Ser. ii. Bot., vol. ii. p. 20 (1881). 



3. T. obtusangula Welw. ex Oliv. Fl. Trop. Afr. ii. p. 331; 

 Benth., I.e., p. 376. 



GoLUXGO Alto. — A tree 25 to 30 ft. high, at the time deprived of 

 its leaves by the burning of the woods ; legumes 4 in. long, \^ in. broad, 

 1 in. thick, obtusely 4-angled, not winged, gradually narrowed towards 



