18 



SPECIES HEPATICARUM 



AUCTORR 

 Franz STEPHAIVI 



(Suite.) 



384. Plagiochila pluma St. n. sp. 



Dioica, major, lenerrima, diliile olivacea, in sicco glaiicescens. Caulis 

 ad 6 cm. longus, debilis pallidus, basi crassus et rufescens, saepe simplex, 

 in planta bene evoliita optime denseqiie pinnalim ramosus, pinnis longis 

 oblique patulis dense foliosis, plumam delicatulam optime fingentibiis. 

 Folia caulina 3 mm. longa, imbricata, oblique patula, angulo S8°, exauri- 

 culata, plano-disticha, postice brevissime inserla, anlice longius decur- 

 rentia basi amplissima cuneata, superne ligulata duplo angusliora, margine 

 antico inferne leviter sinuato superne arcuato, 10-12 spmoso, spinis ad 

 basin usque regulariter consecutivis, basalibusmagis approximatisangus- 

 tissimis oblique patulis, superioribus brevioribus, ultimis ad dentem 

 parvum reductis, margine postico e basi breviter rotundata substriclo 

 longe spinoso, spinis infîmis confertis e lata basi longe setaceis, superio- 

 ribus sensim brevioribus, ultimis ad dentem validum reduclfs; apice 

 truncato 6 dentato, denlibus brevibus validis oblique porrectis. Folia 

 ramulina similia, minora, apice longius irregulariterque spinoso-dentata, 

 Cellulae apice 27 [x, basi 27X54 |x, trigonis parvis basi majusculis. 

 Ainph. magna, ad basin 4-5 fida laciniis irregulariter linearibus lanceo- 

 lalis vel spathulatis. Fo/ia /üora/. caulinis simillima, majora, basicunealim 

 angustata, simililer armata. Per. magna, obconica. medio alte gibbosa, 

 ore amplissimo late rotundalo, regulariter spinoso, spinis angustis validis 

 porrectis vel varie patulis. Andrœcia mediana parva, bracteis confertis 

 5 jugis superne longe foliaceis patulis valide dentatis. 



Hab. Neu Irland (Micholitz). 



385. P. lobulata Schffn. Acad. Yindob. 1900, p. 191. 



Dioica, mediocris, rigida, olivacea, corticola. Caulis ad 7 cm. longus 

 apice subflabellatim ramosus, fuscus, rigidus, strictus. Folia caulina plus 

 3 mm. longa, conferta, subrecte patula (angulo 80°) haud decurrentia, 

 piano disticha, basi auriculatim reflexa, auriculo longe pilifero, oblonga 

 vel anguste oblonga, saepe in piano lenitercurvala, subsymmetrica, quarto 



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