12 MÉMOIRES DE l'herbier boissier. Pallavicinius. 



9. Pallavicinius indicus Schffn. Kais. Akad. Wien LXVIl, 

 p. 183. 



Dioica, major, flaccida, procumbens, Isete viridis. Frons ad 4 cm. longa, 

 ad 4 mm. lata, saepe angusla, lanceolata vel linearis, simplex vix unquam 

 furcata. ssepe ex apice proliféra. Costa angusta, medio 10 cellulas crassa, 

 in secUone plano-biconvexa. Alœ subplanse, margine brevissime denlatee, 

 dentibus bicellularibus, facile deciduis. Cellulae alarum 37 X 74 [j., mar- 

 gine 27 X 74 {jL, incrassatio parielum nuUa. Iiivoliicrum (fertile) cupu- 

 latum, margine inciso-lobatum, lobis longe ciliatis ciliisque interdum 

 ramosis. Perianthium angusle cylindricum, ore longe dentato-ciliato. 

 Calyptra usque ad apicem pistillis sterilibiis obsila, Capsula subcylin- 

 drica, pedicello ad 23 mm. longo. Sporœ flavescentes, minute papillalae. 

 Elateres utriculo hyalino scabro, fîbris geminatis brunneis. Andrœcia in 

 planta graciliore linearia, secus costam biseriala, bracteis seepe ad cristam 

 dentatam confluentibus. 



Hab. Java, Sumatra, 200-2120 m. (Schiffner); Tahiti (Lépine, 

 Nadeaud); Nepal (Wallich). 



B. Integerrimae. 



10. Pallavicinius crispatus (Mont.) St. 



Syn. : Diplolœna crispata Mont, Ann. sc. nat, 1842, p. 16. 

 Blyttia crispata Nées. Syn. Hep., p. 476. 



Dioica, minor, flaccida, procumbens, fiisca-viridis, dense stratiflcata. 

 Frons ad 2 cm. longa, 5 mm. lata, simplex vel ramis posticis instructa. 

 Costa ventre valde producta, abrupte in alas excurrens, angusta. Alœ 

 undulatse, apice crispatœ, integerrimae; cellulae alarum 46X92 ji, versus 

 marginem minores ipso margine angusliores. Invohicrum crassum, bre- 

 viter cylindricum, ad medium 4-5 iobatum, lobis varie longeque lacimi- 

 latis. Perianthium oblongo-cylindricum, ore breviter inciso-lobatum, lobis 

 varie lacinulatis, laciniis margine crenatis vel irregulariter minuteqne 

 setulosis. Calyptra perianthio breviter (ssepe uno latere tantum), accreta, 

 pistillis sterilibus usque ad medium obsita. Andrœcia linearia, bracteis 

 secus costam sparsim biserialis, cucullatis varieque incisis. 



Hab. India orient. Nilgherry Montes (Perrottet). 



11. Pallavicinius attenuatus St. Soc. bot. belge 1893, p. 108. 

 Dioica, major, flaccida, procumbens, fusco- viridis, dense depresso- 



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