36 VIII. AMARYLLIDE^. [Xerophyta 



blue. Blooms somewhat rarely, for barren plants were often seen. 

 In rather lofty thickets on the edges of woods at Monino and in 

 the lofty plain of Empalanca. In fl.^eb. 1860. No. 1558. 



2. X. squarrosa Baker, I.e. ; Durand & Schinz, I.e., p. 272. 

 Vellosia squarrosa Welw. ex Baker, I.e. 



PuxGO Andoxgo. — A shrub, 3 to 4, more rarely 5 ft. high ; stem 

 4 to 6 in. in circumference at the base. Flowers bright or deep blue^ 

 more rarely white. Plentiful in the more lofty rocky slopes of the 

 praesidium, growing in thick masses. Dec. 185G. No. 1555. June 

 1857. Coll. Carp. 1006. 



3. X. stenophylla Baker, I.e., p. 265; Durand & Schinz, I.e. 

 Vellosia stenoj)liylla Welw. ex Baker, I.e. 



MossAMEDES. — Leaves white papillose on the upper face. Plentiful 

 and in dense clusters on sandy schists near Cazimba between Maiombo 

 and Pomangala. Without fl. Oct. 18.')9. No. 1557- Stem of species 

 of Vellosia in winter state — i.e. July and August. The stems are 

 thickly crowded over wide areas, and send out at the apex a bundle 

 of leaves only after the rains ; very rarely flowering. Mountain 

 schists, between Maiombo and Cazimba. Oct. 18.59. Coll. Carp. 1007. 



4. X. velutina Baker, I.e. ; Durand & Schinz, I.e. 

 Vellosia velutina Welw. ex Baker, I.e. 



PuNGO AxDONGO. — A Small erect shrub H to 2^ ft. ; flowers blue. 

 Plentiful, but apparently rarely flowering, on the sandy schistose 

 rocks near the bank of the river Cuanza. March 1857. No. 1556. 



IX. TACCACEiE. 

 1. TACCA Forst. ; Bentb. & Hook. f. Gen. PI. iii. p. 741. 



1. T. pinnatifida Forst. Char. Gen. PI. p. 70 (1776), Plant. Esc. 

 p. 59 (1786) ; Kunth Enum. v. p. 458 ; Durand & Schinz, Consp. 

 Fl. Afr. v. p. 272. 



T. Quanzensis Welw. Apont. p. 591, No. 108 (1859). 



PuxGO Andongo. — Leaf of a plant grown at Loanda from tubers 

 collected March 1857 near Candumba on the river Cuanza. It began 

 to send out leaf and flowers towards the end of October 1858. Petiole 

 very pale green, densely covered with dull violet spots, and obsoletely 

 furrowed, in the cultivated plant a span and a half high, with an 

 amplexicaul base. Own garden Loanda, 28 Oct. 1858. Rather damp 

 sandy thickets on the right of the Cuanza near Cavallo ; with ripe 

 fruit '29 Jan. 1857. In flower without leaf ; Condo, March 1857. 

 No. 6475. On the wet banks of the Cuanza near Candumba. March 

 1857. Coll. Cakp. 1008. 



X. DIOSCOIiEACE.E. 

 1. DIOSCOREA L. ; Benth. & Hook. f. Gen. PI. iii. p. 742. 

 Leaves simjyle. 

 1. D. Preussii Pax in Engl. Jahrb. xv. p. 147 (1893) ; Durand & 

 Schinz, Consp. Fl. Afr. v. p. 275. 



Flowers slightly smaller and more hairy than in Preuss' Kamerun 

 plant but not specifically distinct. 



