Crotalaria~] xliv. leguminos^e. 199 



20. C. densicephala Welw. ex Baker in Oliv. Fl. Trop. Afr. ii. p. 2 1 . 



Pongo Andongo. — On the grassy slopes of the great rocks of Pedras 

 de Guinga, sparingly ; fl. March 1857. No. 1919. 



21. C. dumetorum Baker in Oliv. Fl. Trop. Afr. ii. p. 22. 

 Pungo Andongo.— In the thickets of Mutollo ; fl. and fr. April 



1857. No. 1920. 



Huilla. — Flowers yellow. In the more elevated wooded meadows 

 of Morro de Lopollo ; fl. and fr. Feb. and March 1860. No. 1921. 



This scarcely differs from C. densicephala, which Welwitsch regarded 

 as the same species. 



22. C. ononoides Benth. in Hook. Lond. Journ. Bot. ii. p. 572 

 (1843) ; Baker, I.e., p. 22. 



Golungo Alto. — A herb 2 to 3 ft. high, quasi-scandent among 

 reeds. In rather dry bushy places in Mata de Mangue, near Sange ; fl. 

 June (and a narrow-leaved form in May) 1856. No. 1930. An ascend- 

 ing herb, 2J to 4 ft. high, with patent branches and yellow capitate 

 flowers. At the skirts of thickets in higher mountains of Quilombo 

 and above N-dele ; fl. March 1855. No. 19306. In exposed hilly 

 situations near Menha-Lula ; fl. and fr. April 1856. No. 1931. 



Pungo Andongo. — An annual herb, branched in an ascending 

 manner from the base, with yellow flowers of the habit of an Anthyllis. 

 In stony meadows, within the fortress near Calunga ; fl. April 1857. 

 No. 1932. 



23. C. cephalotes Steud. in Herb. Schimp. Abyss, ii. n, 695 

 (U. i. 1842) ; A. Rich. Fl. Abyss, i. p. 156 (1847) ; Baker, I.e., p. 23. 



Pungo Andongo. — An annual herb, branched from the base ; stem 

 erect ; branches ascending; flowers yellowish, small ; pods sub-globose. 

 Sparingly, in damp sandy exposed wooded places, between Caghui and 

 Sansamanda, on the way to and at the banks of the river Cuanza ; 

 fl. Feb., fr. April and May 1857. No. 1935. 



Huilla. — Flowers yellowish, concealed. In the elevated shortly 

 grassy pastures of Empalanca, flooded in summer, not common ; in 

 flower-bud end of March and in April 1860. No. 1936. 



24. C. nutans Welw. ex Baker in Oliv. Fl. Trop. Afr. ii. p. 24. 

 Huilla. — A herb, 1£ to 2 ft. high ; stem dichotomously branched ; 



leaves trifoliolate ; flowers yellow ; pods nodding. On the drier slopes 

 between Lopollo and Ferrao da Sola at an elevation of 5500 ft., 

 sparingly ; fl. and fr. April 1860. No. 1907. 



25. C. fllieaulis Welw. ex Baker in Oliv. Fl. Trop. Afr. ii. p. 24. 

 Huilla. — Flowers yellowish ; calyx similar in structure to that of 



C. tenuirama. In poor pastures near Oatumba, where the Monanos, 

 i.e. natives from the Nano country, construct their camp ; fl. and fr. 

 beginning of April 1860. No. 1982. 



26. C. tenuirama Welw. ex Baker in Oliv. Fl. Trop. Afr. ii. p. 24. 

 Pungo Andongo. — Frequent, in coarse sand in the old beds of 



streams, at an elevation of 3800 to 4000 ft., Serra de Pedras de Guinga ; 

 fl. and fr. March 1857. No. 1980. 



Huilla. — Flowers yellow. In the rocky pastures of Serra de 

 Oiaboia ; in the territory of Humpata ; fl. April 1860. No. 1981. 



