(VOL. V, 1915). FHANZ STEPIIANl. SPKCIKS HEPATICARl M Lejeutiea. 



174. Lejeunea rara. St. n. sp. 



Moiioica mediociis, pallide virens, in cortice dense depresso-ca^spi- 

 tans. Caulis ad 2 cin longus, sparsiin longeqiie raniosus. Folia caulina 

 conferta, subrecte patula, concava, in plano ovata, synimetrica (1 mm. 

 longa, medio 0,75 mm. lata) ad mediiim inserta, basi antica late rotun- 

 data, caiilem superantia, apice obtusa, integerrima. Celluln' superse 

 18Xi8(x, basales 27X36 [x, trigonisnullis. Lobulus pt\r\us, folioquin- 

 tuplo brevior, ovatus, carina obliqiie adscendens, arcuata, amplo sinu 

 in foliumexcurrens, apice quam basis triplo angustiore, oblique trun- 

 cato, angulo acuto. Amphigaalria caulina magna, caule septiiplo latiora, 

 subrotunda (0,6 mm. longa et lata) transverse inserta, basi utrinque 

 cordatim rotundata, ad medium biloba, sinu semirecto obtuso, laciniis 

 triangulatis cuspidalis. Perianthia uno latere innovata, anguste pyri- 

 formia (1 mm. longa, medio 0,6 mm. lata) apice rotundata, rostro 

 longo valido, quinqiieplicata, plicis posticis angustis, longe decurren- 

 tibus, plica antica simillima breviore. Folia floralia periantbio aequi- 

 longa vel longiora lanceolata, triplo longiora quam lata, obtusa, lohulun 

 purum brevior, linearis ad medium solutus, apice rotundatus. Amphi- 

 f/astrium florale perianthio duplo brevius, ovato-ellipticum, ad V^ 

 inciso-biddum, sinu angusto, laciniis triangulatis acutis porrectis. 

 Andrcecia sessilia, bracteis trjiugis. 



Hab. Australia orientalis. New Soutb Wales. 



475. Lejeunea Sinclarii. S. Hep. Am. Aud., p. 262. 



Monoica major, olivacea. tlaccida, corticola. Caulis ad 3 cm. longiis, 

 irregulariter multiramosus. Folia caulina parum imbricata, adulta 

 maxima, ovata (1,67 mm. longa, medio 1 mm. lata) ramulina triplo 

 minora, similia, lata basi inserta, basi antica breviter rotundata, apice 

 obtusa, integerrima. Cellulse superse 18X18 [j., basales 18x36 jj,, 

 trigonis iiullis. Lohulus majusculus, folio (luadruplo brevior, in 

 situ oblongus, in plano ovatus, carina oblique adscendens, leviter 

 arcuata, levi sinu in foliiim excurrens, apice quam basis duplo 

 angustiore, emarginato, angulo acuto. Amphigastria caulina magna, 

 parum longiora quain lata subrotunda, sinuatim inserta, ad medium 

 biloba, rima angusta, obtusa, laciniis ovatis obtusis. Perianthia \\\ 

 ramis terminalia, late pyriformia (1,33 mm. longa, iiiedio 0,83 min. 

 lata) apice rotundata, rostro brevi, quinqueplicata, plicis angustis, 

 posticis longe decurrentibus, plica antica simillima. Folia tloralia 

 perianthio duplo breviora, spalhulata, obtusa, lobulus tertio brevior, 

 lanceolatus vel ligulatus, ad V-^ solutus, obtusus. Amphigastriutn 



798 



