Angreecum] Ill, ORCHIDEA, 9 
4, A. guyomanum Rchb, f.in Linnea xxii. p. 865 (1849); Rolfe 
in Fl. Trop. Afr. vii. p. 148. 
Aéranthus guyomanus Rehb, f. in Flora 1865, p. 190. 
GoLtuNnGo ALTo.—A small apparently leafless herb growing on the 
branches of Mungo (.l/amboga stipulosa), attached to the bark by very 
numerous flattened, furrowed, glaucous, anastomosing aérial roots. 
Capsules reddish-orange. On trees (Muguenga ia muxito) (Urticacex) 
near the river Cuango, and more plentiful on young and old Mungo 
trees near the river Casabella in Sobato de Bumba. In fi. May 1856, 
in fr. end of Oct. 1855. No. 653. 
The following numbers may belong to this genus, but in the 
absence of flowers their determination is impossible :— 
Punco Anponco,—Habit of some species of Saccolabium. A small 
shrub a foot high, growing erect on old lichen-grown trunks of 
Mimosas. Leaves coriaceous, thick and fleshy, spreading in two rows, 
glaucescent, unequally bilobed at the apex. Fruit acutely triangular. 
Primeval Mimosa woods between Quisonde and Condo near the river 
Cuanza. In fr. March 1857. No. 698. 
Punco AnponGo.—aA small shrub 1} ft. high, growing erect on 
the lichen-covered trunks of Mucamba (see No. 571 under Brachy- 
stegia tamarindoides), stem becoming woody, leaves distichous, arcuate, 
glaucous, coriaceous to fleshy, rather stiff, apex unequally bilobed. 
Fruit (unripe) six-angled, angles subobtuse. Mimosa woods between 
Condo and Quisonde not far from the river Cuanza. In fr. March 
1857. No. 700. 
IsLanp or St. THomas.—Epiphytic on old tree-trunks in the more 
elevated woods near Fazenda do Monte Caffé. Without fl. Dec. 1860. 
No. 705. 
Bumzso.—Epiphytic on low trees covered almost completely with 
lichens and mosses, on the heights of Serra da Xella. Without fl. Oct. 
1859. No. 706. This orchid and a single specimen of an Ansellia 
were the last epiphytic orchids found on the ascent to the Huilla 
plateau (about 3900 to 4000 ft. above sea level), From that height 
towards the east and higher up orchids became more plentiful 
with every mile, but they were all terrestrial. Lopollo, May 1860. 
A small cespitose epiphytic shrub, growing along with species of 
Usnea and Mosses on trees on the rocky heights of Serra da Xella. 
In fr. June 1860. No. 706d. 
Pungo Anponco.—A rigid herb, leaves unequally bifid at the apex, 
bright green on both sides. Epiphytic and apparently rather scarce on 
living tree-trunks near the bank of the river Lombe. A unique speci- 
men, past flower March 1857. No. 741. 
8. LISTROSTACHYS Rchb. f. ; Benth. & Hook. f. Gen. PI. iii. 
p. 583 (under Angreecum). 
1. L. muscicola Rolfe in Fl. Trop. Afr, vii. p. 158 (1897). 
Aéranthus muscicola Rehb. f. in Flora 1865, p. 190. dysta- 
cidium muscicolum Durand & Schinz, Consp. Fl. Afr. v. p. 54. 
Pungo ANDoNGO.—A herb or might almost be called a shrub, ter- 
restrial, densely cespitose, stems erect, aérial roots very many densely 
woven. Leaves herbaceous-green. Flowers white, finally yellow, smel- 
ling very sweetly of Narcissus, long persistent. Very well worth 
cultivating. In the more lofty rocks of Tunda, Quilombo, on the 
presidium. In fl. April 1857. No. 699. 
