792 bulletin de l'herbier boissier. Giimaldia. 



GRIMALDIA Raddi. 



Opusc. sc. Bol. II, p. 356. 



Plantee frondosee, minores, gregarie crescentes, terrestres vel rupicolee, 

 radiculis brevibus arcte repentes, virides, subtus interdum purpureee. 

 Frons furcata, seepe e latere costee innovata vel ex apice innovata, linearis, 

 antice canaliculata ; costa crassa, fere semper acute carinata. Stratum 

 anticum alte cavernosum, cavernee pro parte solum poriferee sub epider- 

 mide filis erectis liberis dense repletœ. Stomata simplicia, valde convexa. 

 Cellulee epidermidis magis altee quam latee. Squamae postica3 magnee vel 

 maximee, biseriatee, pro more appendiculis geminatis magnis, lanceolatis 

 instructe. Inflorescentia monoica vel dioica. Andrœcia in dorso frondis. 

 Antheridia'vel dispersa vel in soros aggregata nuda, ostiolis verrucifor- 

 mibus, purpureis. Carpocephala longe vel longissime pedunculata, pedun- 

 culo — strato liypoporo recedente, ex apice costee orto, postice sulco 

 singulo profundo instructo, basi paleaceo. Capitula parva, vertice convexa 

 alteque papulosa, stomatis compositis ut in Reboulia, breviter quadriloba. 

 Involucra (sub lobis evoluta, haud interlobulares) normaliter 4, e mar- 

 gine loborum orta, oblique descendentia, monogyna, inflata, tempore 

 maturitatis lale hiantibus. Perianthia nulla. Capsula sphterica, brevipe- 

 dicellata, bulbo magno inserta, operculo bene definito dehiscens, annulo 

 distincte Calyptra tenera. Elateres brèves, fusiformes 3 spiri. Sporœ 

 magnee, laxe reticulalEe, areolis convexo-prominulis vel bullosis. 



1. Grimaldia dichotoma Raddi 1. c. 



Syn. G. angustifolia (Necker) Lindb. 



Monoica et dioica, fusco-viridis, dense gregaria. Frons usque ad 3 cm. 

 longa, auguste ligulata, interdum furcata (preeeipue in fronde cf) pro 

 more simplex, apice (rarissime postice) innovata, crassa, antice canalicu- 

 lata, postice convexa; costa humilis, carina postica minus distineta; 

 Stratum anticum altum, filis chlorophylliferis longis, usque ad epider- 

 midem protractis. Stomata anguste alteque papulosa, poro parvo sex cel- 

 lulis conicis, 4-5 seriatis circumdato. Cellulse epidermidis haud incras- 

 satee. Squamae postiese magnee, purpureee, appendiculis geminatis remotis 

 e lata basi anguste lanceolatis; tertia squamarum séries mediana inter- 

 dum costee insidens. 



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