312 hepatics (Stephani). [Cyathoditim 
1856. No. 323- Glaucous-green more or less closely applied to the 
ground and radiately circular ; on rocky soil in moist places by the 
Delamboa rivulet ; middle of June 1857. No. 329. 
CAZENGO. — Bright green, in the living state almost emerald-green, 
very thin, with thallus or fronds lobed, stellate ; on the rocky banks 
of the river Luinha ; Jan. 1855. No. 330 
4. PLAGIOCHASMA Lehm. et Lindenb. Pugill. Plant, iv. p. 
13 (1S32). 
1. P. tenue Steph. in Bull. Herb. Boiss. VI. p. 779 (1898). 
PuNGO ANDONGO. — Wide spread on the margins of grottoes in ele- 
vated parts of the rooks of Pedra de Cazella ; Apr. 185(3. No. 236. 
The following specimen, which does not yield to the softening- 
action of water, and hence does not admit of identification, may 
be referred to this genus. Welwitsch describes the living plant 
as elegant, applied to the ground, branching stellately, with fronds 
subglaucescent. 
Pungo ANDONGO. — Rather rare in elevated, rather moist, rather 
shady, rocky places, Pedras de Guinga ; March 1856. No. 244. 
5. FIMBRIARIA Nees, Hor. Phys. Berol. p. 44 (1820) 
(h'imbraria); G. L. et N. Synops. Hepat. p. 555 (1846). 
1. F. Preussii Schiffn. apud Steph. in Engl. Bot. Jahrb. xx. 
p. 303 (1895). 
Huill.v. — -In elevated woody places by the rivulets of Morro de 
Monino ; Apr. I860. No. 258. 
6. DUMORTIERA Reinw. Blume et Nees in Nova Acta 
Acad. xii. p. 410 (1825). 
1. D. hirsuta Reinw. Blume et Nees, op. cit., p. 410. 
Marchantia hirsuta Swartz Prod. PI. lnd. Occ. p. 15 (1788). 
Golunoo Alto. — On moist shady rocks, Capopa; with incipient fr., 
Sept. 1856. No. 310. Widely cpespitose and remarkable for its shining 
dark green colour ; rather rare on schistose rocks in exceptionally 
shady places by the rivulet of Capopa, Canguerasange ; 1 Dec. 1854. 
No. 321. Quisucula ; Aug. 1857. No. 321^. Fleshy, bright green, in 
the living state rather rigid and fragile, very sparingly fruiting, grow- 
ing csespitosely by the banks of rivulets ; sterile Jan. 1850, and with 
a very few young fr. July 185G. No. 322. In very shaded spots, 
Barranca de Capopa ; with young fr. 19 Aug. 1857. No. 332- 
7. MARCHANTIA Mich. Nov. PI. Gen. p. 1 (1729); G. L. et 
N. Synops. Hepat. p. 521 (1846). 
1. M. planiloba Steph. in Eng. Bot. Jahrb. viii. p. 90 (1886). 
Ambaca. — Frequent on moist rocks by the Pamba rivulet ; Oct. 1856. 
No. 245. 
GoLUNGO Alto. — With both forms of fructification present (the 
British Museum specimens are quite sterile) ; common on shaded rocks 
by Fonte de Capopa, Canguerasange; 1 Dec. 1854. No. 306. By 
rivulets near Trombeta ; Sept. 1857. No. 307. On clay soil by the 
Cazengue rivulet on the mountains of eastern Queta ; with fr. June 
1856. No. 303. By the Capopa rivulet; Apr. 1855. No. 319. A 
bright green little plant, with thallus rather thick, in the living state 
