Lotononis] xliv, LEGUMiNOSiE. 195 



about Saco de Giraul and at the mouth of the river Giraul ; fl. and fr. 

 19 July, 1859. No. 1903. 



3. L. angolensis Welw. ex Baker in Oliv. Fl. Trop. Afr. ii. p. 6. 



Pungo Andongo.— In shortly bushy damp spots near Quitage, 

 sparingly ; fl. and fr. March 1857. No. 1895. 



Huilla. — A glabrous trifoliolate perennial herb, habit remarkably 

 like that of an Astragalus ; stems prostrate ; stipules 2, lanceolate- 

 linear ; flowers pale-yellow ; standard oblong, acuminate, shorter than 

 the keel ; the longer anthers basifixed, placed on the shorter filaments ; 

 style a little curved, glabrous ; stigma oblique ; pods at maturity almost 

 compressed, turgid a little before dehiscence ; f unicle of the seeds very 

 long, filiform. In sparingly bushy damp pastures between Lopollo 

 and Ferrao da Sola, on the right bank of the river of Lopollo, not 

 common ; fl. and fr. beginning of April 1860. No. 1896. 



2. ROTHIA Pers. ; Benth. & Hook. f. Gen. PI. i. p. 477. 



1. R. hirsuta Baker in Oliv. Fl. Trop. Afr. ii. p. 7. 



Xerocarpus Mrsutus Guill. & Perr. Fl. Senegamb. Tent. p. 170, 

 t. 44 (1832). Westonia hirsuta O. Kuntze, Bev. Gen. PL i. 

 p. 213 (1891). 



Huilla. — An annual prostrate scentless herb, with the aspect of a 

 Trigonella ; branches alternate ; leaves trifoliolate, rather pilose ; 

 flowers small, whitish-violet, collected in abbreviated leaf-opposed 

 racemes ; pods lanceolate-acuminate, rather compressed sub-torulose, 

 deflexed, £ in. long, with many reniform seeds. In damp meadows at 

 the river of Lopollo ; fl. and fr. 27 March, 1860. No. 1904. Corolla 

 from whitish to violet, at length yellowish ; sparingly in the shortly 

 grassy pastures of Empalanca, at an elevation of 5500 ft., flooded in the 

 rainy season ; fl. and fr. April 1860. No. 1905. 



3. CROTALARIA Dillen., L.; Benth. & Hook. f. Gen. PI. i. p. 479. 



1. C. glauca Willd. Sp. PI. iii. p. 974 (1800); Baker in Oliv. 

 Fl. Trop. Afr. ii. p. 12. 



Goltjngo Alto. — An annual herb, 2 to 3J ft. high, erect or ascend- 

 ing at the base ; leaves glaucescent, erect, appressed to the stem ; 

 standard pale-yellow marked with orange stria? ; wings yellow ; keel 

 greenish-yellow ; pod 1 in. long, nodding, cylindric-turgid. Not 

 common, on grassy slopes among the mountains of Alto Queta, in 

 company with Gladiolus angolensis Welw. Herb. No. 1527 ; fl. and 

 young fr. 19 March, 1856, ripe fr. March 1856. No. 1949. 



Pungo Andongo. — In sandy thickets between Quibinda and 

 Quitage ; a unique specimen fl. March 1857, probably belonging to this 

 species. No. 1947. An annual glaucescent herb, with the habit of a 

 Laihyrus and with yellow flowers ; in meadows along the banks of the 

 river Luxillo, rare ; fl. and fr. April 1857 ; a form with the lower leaves 

 oval. No. 4153. 



Var. ? anisophylla (Welw. ms.). 



An annual herb, erect, a foot high, ascending-branched at the 

 base, puberulous ; leaves simple, articulated with the petiole, 

 glabrate above, puberulous beneath, apiculate ; the lower ones 

 lanceolate or narrowly oval, 1 to 4 by 5 to § in. ; the upper ones 

 elongate-linear, canaliculate, long-acuminate, erect, 3 to 6 by 



