22 IV. SCITAMINE^. [CostVS 



1854. By streams between Trombeta and Cambondo, and more plen- 

 tiful by stream> near the Mongolo Mts. Sept. 1857. No. 6464. 



2. C. giganteus Wehv. ex Ridl., I.e.; Durand & Schinz, I.e., 

 p. 128. 



Island of St. Thomas.— Root creeping, very thick, many-headed, 

 sending out fibres on all sides. Barren stems 4 to 5 ft. high, leaves 

 1 to 2 ft., oblong-lanceolate, shining green, glaucous-green beneath, 

 short-stalked, petiole long sheathing, sheaths closed, prolonged, and 

 ligulate above the petiole insertion. Flowering scapes very straight, 

 3 to () or more from the same root, G to 8 or even 10 ft. high, a 

 splendid green, clothed throughout with sheaths of the same colour, 

 but with a reddish margin, bearing a terminal strobiliform spike ^ 

 to ^ ft. in diameter, and nearly i ft. long, bright polished scarlet. 

 Flowers bright yellow, half-exserted. Plentiful by streams in primi- 

 tive woods, 2000 to 2800 ft. high, on Monte Gaffe. Flowering from 

 Oct. to Feb. In fl. Dec. 1860. No. 6465. 



5. RENEALMIA Linn, f .; Benth. & Hook. f. Gen. PI. iii. p. 648. 



1. R. afrieana Benth. ex Hook. f. Icon. PI. 1430 (1883) ; Ridl. in 

 Journ. Bot. 1887, p. 132. 



GoLUNGO Alto. — A herb with a thick branched rhizome. Leaves 

 almost membranous. Flower-spikes, or rather racemes, several, 

 rising erect from the rhizome, a foot high ; flowers laxly racemose, 

 flesh-straw-coloured, bracts whitish-straw-coloured, acuminate. Fruit a 

 many-seeded berry, obscurely trilocular. Rather plentiful in shady 

 primitive woods, Sobato de Quilomlio-Quiacatubia. In fl. and fr. 

 Jan. 1855. Leafy stems 4 to 5 ft. high. Fruit a dark cinnamon, 

 terminal tube orange-coloured ; seeds pleasantly aromatic, wrapped 

 in scarlet filaments. In fr., Mata de Quisuculo, April 185G. No. 

 6442. An aromatic herb 4 to 5 ft. high, leaves broadly oblong 

 shining, flower-spikes 1 to U span, white-ferruginous ; berries oblong 

 deep bluish, seeds enveloped among numerous fine wavy threads. 

 Quisuculo, April 1850. Coll. Carp. 991. 



Tribe ii. MARANTE^. 



6. THALIA L. ; Benth. & Hook. f. Gen. PI. iii. p. 650. 



1. T. ccerulea Ridl. in Jonrn. Bot, 1887, p. 132; Durand k 

 Schinz, Consp. Fl. Afr. v. p. 130. 



PUNGO Andongo.— A herb with a fibrous root ; stem 5 to 7 ft. high. 

 Flowers blue, buds a glaucous violet-blue. Fruit a one-seeded berry. 

 A very beautiful plant. In ponds on the river Cuanza near the 

 Sobato X-bille. March 1857. No. 6444. 



2. T. Welwitschii Ridl., I.e. ; Durand & Schinz, I.e., p. 130. 

 Cazexgo. — A herb 3 to 4 ft. high, glaucous-green, with leafless 



panicles and horizontal rhizome. Rather rare in wet places between 

 Cacula and Dalatanda. In fl. June 1885. No. 6443. 



PuxGo AxDOXGo. — A herb 4 to 5 ft. high; bracts a subglaucous 

 violet, flowers purple. By marshes in the woods of Mutollo. March 

 1857. No. 6445. 



Very near T. ijcnicniata L. 



