Riccia J hepatics (Stephani). :;l I 
Bdilla. Glauces< widely esespitose on rooks in tl 
vated parts of Berra de Oiahoia near Eampata ; Ma • 255 
2. RICCIELLA A. Br. in Flora od. Bot. Zeit. p. 756 I I 
1. R. abnormis Steph. in Hedwigia x.w. p. 213 | 1891 I. 
Pi ngo Andongo. Gregarious in caverns of the d • • 
rocks mi Pedra de Cazella within the praasidium, April I - . 
places by the river of Pungo Andongo ; March 1857. No. 229. 
Goli ng'o Alto.- A fleshy, glanco-papulose, very fragile little plan I 
< in the muddy rocks of the Carenghe rivulet of AltaQueta; April 18J 
N<». 309'- On moist ground by the rivulet of Quarengue in Q 
Feb. 1856. No. 3096. 
2. R. Rautanenii Steph. in Bull.Herb. Boissier, III. p. 374 1 1895 
Mossamedes. Wither common in the littoral region of the plain 
■ ; Mussaun-des : in inuilly-sandy places by the banke "1 tl 
Bero (or Bio daa Mortes) aear Cavalheiroa ; with IV. Julj 
No. 257. 
3. R. Welwitschii Steph. Bp. n. 
Dioicous. Plant rather large, flavous-green, stellately ex- 
panded or substratified. Frond up to 6 nun. long, oblongo- 
obcuneate, shortly furcate al apex, with the forks shorl divergent, 
deeply bilobed ; thin, oarrowly reticulate owing to i he appearand 
of the lamellae in transmitted lighl : costs very -mall, a few c lis 
in depth, aboui one-third the width of the frond, the wings in 
consequence very much exceeding the width of the costs . margins 
very thin, containing very shallow cavities; Btratum 
cavities shallow, with the Lamellae almosl horizontal. Spores 42/x., 
nut reticulately lamellate, rough all over with very crowded shorl 
spines. 
LlBONGO. — The only Hepatic till then found or observed in the 
littoral region by AVelwitsch. Frond bright-green (not glaucous . 
stellately expanded, close pressed to the ground. On the shaded 
moist-sandy banks of the river Lifune above Banza de Libongo (in 
the Arimo de Sr. Freire) ; with fr Sept. 1*58. No. 260. 
:;. CYATHODIUM Kuiize in Lehm. el Lindenb. Pugill. Plant. 
vi. p. 17 (1834). 
1. C. cavernarum Kunze, I.e., p. 18. 
|'i ngo ANDONGO. — Covering the rocks by the rivulet of Mutollo 
with wide, grass-green, cushion-like patches, the fronds overlapping 
like scales ; .Jan. 1857. No. 226. A glaucous-green, velvety Eepatii 
flabellately expanded on moist ground, on rocks near Cabondo within 
the presidium ; Feb. is.",:. X,,. 238. 
Goli \i.ii Alto. — A plant of very thin Bpongy texture, in the 
living state of a very bright green colour and Btellately expanded on 
the rocks, but in the dry Btate completely collapsing ; at the cataracts 
of the spring called Quibolo, Monte de Qneta, March 1856 No. 312 
'Phallus glaucoas-green very thin : on rocka by the Capopa spring ; Jan 
1856. No. 317- Growing on the ground and moist rocks, with the 
frond closely adpresaed, very thin, glaucous-green, velvety, bul 
innately in the dry Btate Boon turning yellow and collapsing : common 
on rocka by the cai ■ • ( pops near Bange . Jan . I ■'• b. and •' alj 
