316 HEPATics (Stephani). [Plagiochila, 



with various mosses covering rotting trunks in dense woods, Novo 

 Destino; Dec. 1860. Xo. 266. 



GoLUXdo Alto. — A mere scrap with PilotriclieUa Welwitschii (No. 

 145), Cungulungulo, Feb. 1855. No. 269. 



10. FRULLANIA Raddi in Mem. See. Mod. xviii. p. 20 (1820). 



1. F. angulata Mitt, in Jonrn. Linn. Soc. vii. p. 169 (1864). 

 GoLUXGO At/io. — With Eulejeiuieu isomor/iha, Cungulungulo; Feb. 



1855. No. 222. Dark purple, or purplish green, springing from the 

 branches of evergreen trees in company with mosses (Pilotr/chella, 

 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. 18:)5. No. 285. 



2. F. diptera G. L. et N. Synops. Hep. p. 420 (1845). 

 GohUNGi) Alto. — Rare on bark and sterile in Alta Queta: Jan. 



1856. No. 279. 



Cazex(;o. — On old living trunks in elevated parts on the mountain 

 chain called Muxaiila; June 1855. Xo. 286. 



3. F. spongiosa 8teph. in Hedwigia, xxxiii. p. 147 (1894). 

 GoLrx(;o Ai/ro. — Interwoven with Schlotlieimia ruf/ifolia (Xo. 132), 



on a lofty }[orus in eastern Queta near Sange: Dec. 1854. Xo. 278. 



4. F. squarrosa Nees in G. L. & N. 8ynops. Hep. p. 416 (1845). 

 Ambkiz. — Among tufts of Collema in rocky woods between Ambriz 



and Quizembo; Xov. 1853. Xo. 262. 



GoLUXGO Alto. — On roots or rhizome of Orchidia; growing on 

 Giganthemum scandc/is, Mata.Virgem de Quibanga ; with abundant fr. 

 No. 282. On old trunks of Adunsonio' near Sange ; 17 Feb. 1856. 

 No. 292. Common on the bark of species of Fiats, near Sange ; with 

 fr. Dec. 1855. Xo. 297- On trunks of Pscudaqxnidias mkrocarpa in the 

 dense woods of Sobato Mussengue : with fr. beginning of Jan. 1856. 

 No. 301. On Trecidia africana ("Dizanha";, near Xdelle ; Jan. 1856. 

 No. 302. With Strepsilfjeuiica phiriplicaUi on rather old trunks in Mata 

 de Quisucula near Bango; Jan. 1856. Xo. 305. Common on aerial 

 roots of Orchidcti- parasitic on Giganthemm/i srandcns, Mata virgem 

 de Quibanga : with fr. Jan. 1856. Xo. 313. Rather rare on the bark 

 of the tree Musubiri (Mgrktnt/uis arboreua), Zengas do Queta ; March 

 1856. Xo. 316. On the aerial roots of OrcJtidefe growing on the 

 branches of Adansonia near Sange; Dec. 1855. No. 333. 



5. F. trinervis G. L. et N. Syn. Hep. p. 427 (1845). 

 GoLUNco Alto. — Matade Quisucula,near Bango; Feb.1855. No. 315. 



6. F. (Trachycolea) Welwitschii Staph, s^p. n. 



Dioicous 1 Phmt rather .'^mall, blackish purple, longly and 

 widely expanded on bark. Stem up to 4 cm. long, w^th 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 yu., median 17 by 25 /u., at the very base 25 by 40 /x. 



