316 hepatics (Stephani). [Pktgiockila 
with various mosses covering rotting trunks in dense woods, Novo 
Destino; Dec. 1860. No. 266. 
G-OLUNGO Alto. — A mere scrap with Pilotrichella Welwitschii (No. 
145), Cungulungulo, Feb. 1855. No. 269. 
16. FRULLANTA Raddiin Mem. Soc. Mod. xviii. p. 20 (1820). 
1. F. angulata Mitt, in Journ. Linn. Sue. vii. p. 169 (1864). 
Golungo Alto. — With Eulejeunea isomorpha, Cungulungulo; Feb. 
1855. No. 222. Dark purple, or purplish green, springing from the 
branches of evergreen trees in company with mosses (Pilotrichella, 
etc.) and fruticulose lichens, and then forming long hanging beards 
4 to 8 in. in length and very tangled. Dioicous. Involucel large, 
deeply triquetrous (i.e., with the angles exceedingly prominent), with 
rostrum straight and rather obtuse, at length split into three almost 
regularly. Very common on trees in the most elevated woods of 
Cungulungulo at an altitude of about 2500 to 2700 ft. above sea level ; 
Feb. 1855. No. 285. 
2. F. diptera G. L. et N. Synops. Hep. p. 420 (1845). 
Goluxgo Alto. — Rare on bark and sterile in Alta Queta: Jan. 
1856. No. 279. 
CAZENGO. — On old living trunks in elevated parts on the mountain 
chain called Muxaula; June 1855. No. 286. 
3. F. spongiosa Steph. in Hedwigia, xxxiii. p. 147 (1894). 
Golungo Alto. — Interwoven with Sehlotheimia rugifolia (No. 132). 
on a lofty Morns in eastern Queta near Sange; Dec. 1854. No. 278. 
4. F. squarrosa Nees in G. L. &~N. Synops. Hep. p. 416 (1845). 
Ambriz. — Among tufts of Collema in rocky woods between Ambriz 
and Quizembo: Nov. 1853. No. 262. 
Golungo Alto. — On roots or rhizome of Orckidece growing on 
Giganihemum scandens, Mata,Virgem de Quibanga ; with abundant fr. 
No. 282. On old trunks of Adansonice near Sange ; 17 Feb. 1851'.. 
No. 292. Common on the bark of species of Fiats, near Sange ; with 
fr. Dec. 1855. No. 297- On trunks of Pseudbspondias microcarpa in the 
dense woods of Sobato Mussengue ; with fr. beginning of Jan. 185(1. 
No. 301. On Treculia africana ("Dizanha";, near Ndelle ; Jan. 1856. 
No. 302. With Strepsilejeunea pluriplicata on rather old trunks in Mata 
de Quisucula near Bango; Jan. 1856. No. 305- Common on aerial 
roots of OrchidecB parasitic on Giganihemum scandens, Mata virgem 
de Quibanga : with fr. Jan. 1856. No. 313. Rather rare on the bark 
of the tree Musubiri (Myrianthus arboreus), Zengas do Queta; March 
1856. No. 316. On the aerial roots of Orchidece growing on the 
branches of Adansonia near Sange; Dec. 1855. No. 333. 
5. F. trinervis G. L. et N. Syn. Hep. p. 427 (1845). 
( rOLUNGO Alto. — Matade Quisucula,near Bango: Feb.1855. No. 315. 
6. F. (Trachycolea) Welwitschii Steph. sp. n. 
Dioicous? Plant rather small, blackish purple, longly and 
widely expanded on bark. Stem up to 4 cm. long, with a few 
long branches at base ; branches shortly and densely pinnate. 
Leaves crowded, widely cordate-ovate, at apex truncato-rotundate 
somewhat decurved, at the antical base rotundate or a little 
lobulate, at the back not overlapping the stem. Leaf -cells, 
marginal 17 p., median 17 by 25 /a, at the very base 25 by 40 //., 
