Pallavicmius. franz stephani. species hepatigarlim. 11 



rariores. Costa pro planta lalissima, anlice leniter concava, postice 

 convexa. abrupte in alas angustissimas attenuata. Alae strictse. margine 

 crebre dentatee, subserratee, dentibus validis, e lata basi acutatis, incur- 

 viusculis. Invohicra campanulata. fere ad medium inciso-lobata, lobis 

 valde irregiilaribus lanceolatis vel profunde bifidis vel ligulatis; planta 

 communis sed semper sterilis inventa. 

 Hab. Neiv Zealand (Hooker. Ziirn, Kirk. Cheeseman, Beckett). 



7. Pallavicinius Levieri Schffn. Kais. Ak. Wien. LXYH, p. 184. 

 Dioica, major, tenerrima. procumbens, dilute viridis, corticola et 



muscicola. Frons ad 7 cm. longa, 5 mm. lata, plana vel undulata, margine 

 pilis brevibus armata, furcata vel postice innovata. Costa angusta, medio 5 

 cellulas crassa, antice subplana, postice magis producta, abrupte in alas 

 ex.currens. Alse flaccidissimEe, integerrimae; cellulae alarum ad costam 

 37/110 [1, medio 37 X90 ;j., margine 27 X 74 |x. Involucrum cupulatum, 

 profunde laciniatum, laciniis angustis dense ramoso-capillaceis. Perian- 

 thium longe cylindricum, ad 10 mm. longum. apice cihatum, capsula 

 cylindrica, s^pe bivaivata. Spor^e 18 ;jl, rufo-fuscEe. granulatee. Elateres 

 longissimi longeque attenuati, spiris laxe tortis. Andrcecia in planta 

 minore et angustiore linearia, costam plus minus tegenlia, bracteis pro- 

 funde incisis. 



Hab. Java, Sumatra 1000-2120 m. (Schiflfner), Hawai (Baldwin), Tahiti 

 (Lepine). 



8, Pallavicinius tenuinervis (Tayl.) St. 



Syn. : Diplolaena tenuinervis Tayl. J. of B. 1844, p. 477. 



Dioica. mediocris, gracihs, tenuis, longe procumbens et caespitans, 

 pallide flavo-virens. Frons ad 5 cm. longa, 3 mm. lata, linearis, simplex 

 vel e ventre innovata. Cosla angusta, humilis, in sectione fusiformis. Alae 

 tenerrimse ad costam bistratse, basi longe attenuatse, margine remote 

 denticulatse, dentibus 1-2 cellulas longis, facile deciduis. ab auctore prae- 

 tervisis. Celhdae alarum 36 X o4 t^, margine multo angustiores. omnes 

 tenerrimse. Involucra cupulata, ad 2 mm. longa, margine ad V^ inciso- 

 lobulata. lobulis irregulariter breviterque fimbriatis. Perianthia ad 4mm. 

 longa, basi crassa, apice longe et creberrime spinoso-ciliata, ciliis conico- 

 conniventibus. Calyptra perianthio breviter coalita, crassa, pistillis 

 sterilibus usque ad apicem obsita. Andrcecia breviter linearia, bracteis 

 remotiuscuhs, paucispinosis. 



Hab. New Zealand (Colenso, Helms). 



315 



