124 xxxiii. burserace^e. [Balsamea 



fo Praia do Bispo ; ia leaf July 1858. No. 4500. In flower-bud, 

 without foliage. No. 4501. 



The following two Nos., represented by poor specimens, should 

 be compared with this species : — 



Bumbo. — A shrub, 3 to 5 ft., divaricately branched, leafless at the 

 time of gathering. In shrubby situations near Bruco, abundant ; in 

 young fr. Oct. 1859. No. 4508. 



Mossamedes — A low twisted shrub ; branchlets patent ; drupes 

 reddish, more or less viscid. On stony hills between Quipola and Pao ; 

 fr. without leaves Jan. 1860. No. 4504. 



2. B. longebracteata Hiern. 

 Commiphora longebracteata Engl., I.e., p. 19. 



Loanda and Icolo e Bengo. — A resinous tree, 10 to 15 ft. high, 

 with a much -branched ample crown ; leaves fasciculate at the apex 

 •of the branchlets, impari-pinnate, 2-3-jugate or trifoliolate ; flowers 

 dioecious, tetramerous ; stamens 8. In thickets between Conceicao and 

 Teba, rather rare ; male fl. end of Nov. 1858. No. 4494. A much- 

 branched bush, 8 to 10 ft. high, rarely higher ; crown dilated; branches 

 and branchlets flexuous, grey ; leaves 1-2-jugate, the terminal leaflet 

 always the largest, all rather rigidly chartaceous, dull green above, bright 

 green beneath with pellucid veinlets ; calyx adhering to the base of the 

 drupe, 4-toothed ; drupe obovoid-oblong, but little compressed, reddish, 

 glabrous, occasionally bi-sulcate, containing within the resinous-viscid 

 flesh the rather viscid 1-seeded putamen apparently resulting from a 

 2-3-celled ovary with the cells mostly abortive ; immature seed appar- 

 ently globose, attached near the apex of the cavity or a little below it. 

 On sandy-clayey hills between Quicuxe, Cacuaco and Teba ; young fr. 

 August 1858. Native name " Oalusange." No. 4495. A bush fre- 

 quently branched from the base ; trunk 4 in. diam. ; bark smooth, 

 greenish- white, splitting in thin plates like that of Betula alba ; leafless 

 at the time of flowering. A decoction of the bark is often employed 

 by the negroes as a remedy in the case of flatulent colic. Rather rare 

 in sandy steep situations above the city of Loanda near Alto das 

 Cruzes ; in leaf without either fl. or fr. 8 Dec. 1858. Called " Calu- 

 sange." No. 4496. 



3. B. angolensis Hiern. 

 Commiphora angolensis Engl., I.e., p. 24. 



Loanda. — On low hills between Teba and Cacuaco ; fl. Dec. 1853. 

 No. 4485. Fr. No. 4486. By the road from Quicuje to the Represa' 

 Ricardo ; fr. 7 Feb. 1859. The " Calusange " tree (a name also used 

 for B. longebracteata, and in Zenza do G-olungo for Peucedanumfraxini- 

 Joliwn Hiern). No. 4488. This No. is quoted by Engler, I.e., for this 

 species, though it seems scarcely to differ from G. longebracteata Engl. 



Pungo Andongo.— In fr. ; apparently this species. No. 4487. 



Mossamedes. — A shrub, '5 to 6 ft. high. In shrubby situations at 

 the river Maiombo, near Cazimba ; without fl. June 1860. Very doubt- 

 fully referred to this species. No. 6747. 



4. B. Welwitschii Hiern. 

 Commiphora Welwitschii Engl., I.e., p. 22. 



Huilla. — A shrub of 3 to 5 ft. In the shrubby parts of Ferrao da 

 Sola ; fr. Jan. 1860. No. 4493- As tall as a man, patently branched ; 

 flowers of a whitish rose colour. In rocky places, Cume de Serra da 

 Xella ; fl. Oct. 1859. No. 4492. 



