530 BULLETIN DE l'herbier boissier. Marchantiü. 



marginalibus parum minoribus, omnibus breviter hexagonis. Pedunculns 

 carpocephali ad 10 mm. longus, tenuis, paleis longis filiformibus fusco 

 purpureis villosus; barba apicalis similis; palese involucrales lanceolatae,. 

 longe altenualae. Capitula fem. basi late rotundala, omnino elobulala, 

 apice breviter 5-6 lobata, lobis contiguis, Iruncatis, sinu parvo rotundala 

 discretis. Involucra breviter inciso-lobata, lobis repando-angulatis. Capi- 

 tula mas. brevius pedunculala, plus minus regulariter peltata, lobis 5 

 ad 7, usque ad basin fere solutis. 

 Hab. Samoa (Grseffe), Viti (Graefife). 



60. Marchantia subgeminata St, n. sp. 



Major, antice glauco-virens, postice purpurascens. Frons ad 7 cm. 

 longa, 7 mm. lata. Costa crassa, haud tamen producta, sensim in alas 

 excurrens. Epidermis tenerrima. Stomata parva, parum elévala, ore 

 interno cruciato. Appendicula squamarum maxima, cordiformia, leniter 

 repanda, minuteque crenulata, cellulis minimis marginata, centralibus 

 multoties majoribus. Pedimculus carpocephali ad 35 mm. longus, basi 

 squamis magnis vaginatim involucraLus ibidemque maxime crassus, 

 versus apicem valde attenuatus, ubique paleis tortis lanatus; barba api- 

 calis sanguinea, paleis late linearibus apice setaceis, margine repando- 

 angulatis. Capitula fem. glauco-viridia, disciformia, asymmetrica, basi 

 recto angulo incisa, ceterum 91oba, lobis sinu brevi angustoque discretis, 

 apice emarginato-bilobis, parum convexis; centre lato, umbonato. Invo- 

 lucra hyalina, profundius lobata, lobis truncatis, irregulariter et longius 

 lacinulatis, purpureis. 



Hab. Celebes leg.? 



61. Marchantia peruviana (Mont.) Nées. Syn. Hep., p. 538. 

 Syn. : Grimaldia peruviana Mont, in d'Orbigny. Voy. Botan., p, 63. 

 Minor, gracilis, viridis, postice fusco-purpurea. Frons ad 4 cm, longa, 



4 mm. lata, tenuis. Costa humilis, haud producta, sensim in alas tenues 

 attenuata, Epidermis tenera. Stomata magna, bene prominula, ore interno 

 magno, 5 cellulis angustis circumdato. Appendicula squamarum rosea, 

 minora, subrotunda, acuta, margine paucidenliculata, cellulis parvis, 

 marginaUbus duplo minoribus formata. 



Reliqua haud vidi, 



Hab, Peru (d'Orbigny), 



In der Synopsis sind noch folgende Gharactere gegeben, die ich zur 

 A^ervollständigung hier hinzufüge : 



192 



