FLORA OF ADfrft. 
405 
imrgine tliallino demisso. Discus luteus, rarius pi. m. aurantiacus v. 
varie fuscescens. Paraphyses bene clavatae. Sporse ut in Cal. lobulata 
sed crassiores 10-14) pi lg. et 6*5— 8*5 pi. It. Pycnides lutes- 
centes tuberculiformes. Fulcra Cndobasidialia, crebre septata, ramosa. 
Pvcnoconidia ellipticavel ovoidea, 1*8-2 pi longa et 0*5-1 pi lata. 
Locality On lava of the Shum Shum Range (Simony). 
Roccella Montagnei Belaug Voy. Ind. Or. P. 3, p. 117 sec. Darbish. 
Monogr. Roccell. p. 24. 
Description . — Thallus fruticulosus, basi substrato affixus, prothallus 
bene evolutus, latus 6 mm. crassus 2 mm., strato corticali instructors 
ex hyphis transversalibus, strato gonidiali et strato medullari laxiore 
in substratum penetrantibus ; podetia erecta, ramosa, dichotome 
divisa aut plus minusve fissa, valde complanata, loriformia, mem- 
branacea, alta ad 30 mm, lata 1-6 mm, usque ad 5 cm., crass. 025-0'5 
mm ; vire^centia, glauco-viiidia ; anastomosantia ; stratum cortical© 
ex hyphis formatum transversalibus; stratum go nidiale distinct urn ; 
stratum medullare ex hyphis formatum plus minusve longitudinalibus, 
laxe coutextis, 2-5 pi crassis. Apothecia lateralia, orbicularia, super- 
ficialia aut saepiiis marginalia, basi constricta, 1 mm lat.; hypothecium 
fusco-nigrum 10—300 pi crass. ; parathecium fusco nigrum vel fuscescens, 
10 pi crass. ; amphithecium gonidiis instructum ; thecium 80 j m altum ; 
asci 16 pi lati ; sporse octonse, decolores, fusiformes, quadriloculares, 
Ion git, 40 pi latit. 4 fi ; paraphysse ramosse, thecii 1-1*8 pi lato, epithecii 
&-5 pi lat. ; epithecium fuscescens, parce pruinosum, laxe eontextum, 
40 pt alt. Spermogonia lateralia, simplicia, thallo immersa ; 
excipulum 10-12 pt crass., discolor; ostiolum prominulum, fuscescens; 
sterigmata simplicia (?) 20 pi alt. 
Soralia lateralia, orbicularia, marginalia aut superficialia, 0°5-l mm 
lat.; soredia rotundata, 20-40 pi lat. (Ex. Darbi&h. L c.). 
Locality : — On lava of Shum Shum Range (Simony). 
Distribution : — On trees, rarely on maritime rocks. 
Africa (Senegambia, Congo Angola, Socotra, Zanzibar, Mozambique, 
Cape of Good Hope, etc.), India, Ceylon, Sumatra, Java, Philippines, 
China, Australia (Liverpool River). 
