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Taxilejeunea convexa St. n. sp. (Omphalanthus 
St. ms.) Flavo-virens, stratificata pendulaque; caulis flac- 
eidus, longe ramosus, rami pinnulis brevibus remotis parvi- 
foliis instructi; folia subrecte patula, ovato-triangularia, 
breviter acuminata, apiculata rarius obtusa, celluloso - cerenu- 
lata, apice decurva, dorso longe soluta caulemque haud 
superantia; lobulus folio explanato 4—5plo brevior, carina 
valde arcuata, in folii marginem sinu profundo transiens, 
inflatus, oblongus vel ob marginem revolutum ovato -fusi- 
formis; oblique exeiso-truncatus, angulo obtuso. Cell. marg. 
0,017, medio 0,025, basi 0,035:0,045 mm trigonis parvis, 
ceuticula laevi. 
Amph. magna, contigua, in trunco vetustiore imbricata, 
caule 5— 6 plo latiora, cordata vel cordato-reniformia, basi 
transverse inserta, auriculis rotundatis liberis, profundissime 
acuteque ineisa, laciniis late triangularibus porrectis acumi- 
natis acutis. 
Flores 2 in pinnulis terminales, uno vel utroque latere 
innovati; folia invol. caulinis minora, oblonga, longius acu- 
minata, decurva, lobulo parum breviore, profunde soluto, 
ovato lanceolato, acuto obtusove; amph. invol. ovatum, ad 
1), bifidum, rima angusta, laciniis acutiusculis. Per. longe 
exsertum, clavato cylindricum, rostro nullo, tempore matu- 
ritatis apice breviter 5fissum. Androecia parva, in ramis 
primariis lateralia, globosa, bracteis bijugis, imbricatis, maxime 
saccatis, breviter acuteque bilobis. 
Hab, Norfolk Island, leg. Isaac Robinson. 
Trachylejeunea elegantissima St. n. sp. Mo- 
noica, albicans, pusilla, caulis vage multiramosus, in filicum 
fronde arcte repens; folia remota, e basi angusta semi-am- 
plexicauli subelliptica, subrecte a caule patentia, dorso caulem 
valde superantia, lobulus angustus folio suo duplo brevior, 
inflatus, carina leniter arcuata, angulus acutus, in folii mar- 
ginem sensim excurrens. Cellulae margine 0,008, reliquae 
0,012 mm, in folii dorso margineque papillis hyalinis clavatis 
ornatae. 
Amphigastria parva, cauli aequilata, ovato-oblonga, trans- 
verse inserta, ad °/; emarginato-bifida, laciniis lanceolatis, 
porrectis, cellulis laevibus. 
Perianthia terminalia, uno latere innovata, maxime pa- 
pillata, e basi conica subrotunda, compressa, quadriplicata, 
dorso plana, ventre bicarinata, carinis angustis acutis parum 
SH Serie usque fere ad basin descendentibus, rostro 
nullo. 
Folia perichaetialia dorso papillata caulinis minora e basi 
angusta ligulata, lobulo duplo breviore, ovato subintegro, laevi. 
