S24 xciv, acanthacEjE. [Rhhiacanthius 



Pflanzenfam. iv. 3 h, p. 339 (1895) ; 0. Kuntze, Eev. Gen. PI. ii. 

 p. 494 (1891). 



PuNGO Andongo. — A slender ascending herb, with white flowers. 

 In Mata de Pungo ; fl. May 1 857. No. 6191. 



BxjMBO. — Branches spreading ; flowers whitish, numerous, arranged 

 in rather kx cymes. In Serra de Xella ; fl. Oct. 1859. A hairy, large- 

 flowered form of the species. No. 5010. 



Prince's Island.— In fl. Sept. 1853. No. 6204. 



25. ECBOLIUM S. Kurz ; Benth. & Hook f. Gen. PI. ii. p. 1118 ; 

 men L. (1735). 



1. E. amplexicaule S. Moore in Joum. Bot. 1894, p. 136. 



Justida sp., S. Moore, I.e. (1880), p. 342. 



Loanda. — An undershrub, 2 to 4 ft. high, pretty much branched ; 

 •stem and branches glaucous, more or less fleshy at the nodes ; leaves 

 from greenish to glancesoent, very readily caducous, oordate-auriculate ; 

 petioles short, fleshy, articulate to the swellings of the stem ; calyx 

 .5-clef t, bibracteola,te ; corolla elongate-funnelshaped, the lobes of the 

 limb obtuse ; stamens 2, inserted on the throat of tlie corolla or a little 

 below it ; anthers 2-celIed, the cells parallel, one of them a little higher 

 than the other ; ovary 2-celled, somewhat hairy ; stigma bifid, termin- 

 ating the very long style. In sandy thickets near Penedo, and in public 

 but little frequented places in the city of Loanda ; fl. and fr. Dec. 1858. 

 ms. 5203, 5124. 



This is possibly the Acanthacea mentioned by Welwitsch in Ann. 

 •Cons. Ultramar. No. 7 (August 1854), p. 83, n. 78, as occurring in 

 iihickets near Loanda in October 1853. 



26. PERISTROPHE Nees ; Benth. & Hook. f. Gen. PI. ii. p. 1121. 



1. P. bicalyculata Nees in Wall. PI. As. Ear. iii. p. 113 (1832) ; 

 J. A. Schmidt, Fl. Cap Verd. (1852), p. 247. 



JusUda bicalyculata Vahl, Symb. Bot. ii. p. 13 (1791). Dian- 

 tkera bicalyculata Retz in Act. Holm. 1775, p. 297. D. panimilata 

 Porsk. Fl. ^gypt.-Arab. p. 7 (1775). /. malabwrica Chr. Sm. in 

 Tuckey, Congo, p. 250 (1818). 



Cape de Veede Islands. —In gravelly depressions behind Cidade 

 •da Praia in the island of S. Thiago ; fr., nearly without leaves, Jan. 

 1861. No. 5176. 



28. HYPOESTES R. Br.; Benth. & Hook. f. Gen. PI. ii. p. 1122. 



1. H. verticillaris Soland. ex Eoem. & Sch. Syst. Veg. i. 140 

 <1817); S. Moore in Joum. Bot. 1880, p. 363. Justida verti- 

 ■dUwris L. f. Suppl. PI. p. 85 (1781). H. mollis T. And. in Joum. 

 Linn. Soc. vii. p. 49 (1863) ; S. Moore, l.c. 



GoLUNGO Alto.— In rather dry wooded places in Sobato Cabango 

 Cacalungo ; fl. June 1856. Nos. 5144, 5118, 5142. 



Var. p. denudata Nees in DC. Prodr. xi. p. 507 (1847). 



H. vertidllaris, var. glabra, S. Moore, l.c. 



HuiLLA. — Flowers whitish. In rocky bushy places between Lagoa 

 ■de Ivantala and Quilengues, close to the banks of the river Caculuvar, 

 flparingly ; fl. end of Feb. 1860. No. 5069. 



