60% BULLETIN DE L’HERBIER BOISSIER (2ne sÉR.). 1908 Calypogeia. 
decurrenlia, in plano late ovata, apice lale truncato subduplo angustiore, 
circumeirca irregulariter spinosa, spinis basalibus remolis, superis 
approximatis regulariter conseculivis longis el hamatis cum brevibus 
alternantibus, in margine postico brevioribus minus irregularibus. Cellulæ 
superæ 27 1. basales 27 X 5% y trigonis magnis acutis, eulicula levis. 
Hab. Tahiti (Nadeaud). 
America tropica. 
8. Marsupidium brevifolium St. n. sp. 
Dioica ? mediocris brunneola rigidiuscula dense cæspitosa corticola. 
Caulis ad 3 cm. longus simplex erectus vel adscendens apice parvifolio 
nulante. Folia caulina contigua vel remotiuscula disticha parum concava 
basi anlica incurva utrinque breviter decurrentia, in plano ovato-rotun- 
data asymmetrica margine antico a basi ad apicem arcualo inlegerrimo 
postico e basi angulatim rotundata stricto nudo, apice quam basis triplo 
angusliore recle truncato bidentato, dentibus validis aculis porreclis 
Cellulæ apicales 36 y basales 36 X 72 y trigonis magnis nodulosis cuti- 
cula levis. Folia floralia quadrijuga externa minuta interna sensim 
majora sensimque armata i. e. apice dentala vel anguste spinosa vel 
subeiliata intima tenerrima longe et creberrime ciliata ciliis sæpe geni- 
eulatis. 
Hab. Guadeloupe (Perrotiet.); Dominica (Elliott.). 
Calypogera Raddı 1820. 
Plantæ foliifere minores vel mediocres corticem putridum diligentes 
rarius terricolæ, normaliter dense depresso cæspitosæ sæpe late expansæ, 
pallidæ vel glauco-virides in tropicis sæpe rufo-brunneæ. Caulis crassus 
strictus rigidus in sectione ovalis radicellis fasciculatis repens superne 
sæpe longe procumbens plus minus ramosus, ramis vulgo simplicibus 
poslicis ex angulo amphigastrii ortis interdum flagellatim altenualis radi- 
canlibus vel erectis propaguliferis. Folia caulina alterna incuba contigua 
vel imbricata anlice breviter inserta postice lateraliter decurrentia plano- 
disticha vel leniter concava, oblique vel recte patula obtusa vel acuta vel 
breviter bidentula. Cellulæ plus minus amplæ in paucis maximæ, vulgo 
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