DiplophyUum. franz sikpha.m. speciks HKfAiiCAUUM I Voi,. IV, 1910). 



Planla dioica, major navicans. in iimbrosis virens. in siibalpinis fusca, 

 ubique dense osespitosa. saepe lale expansa. Caulis ad 6 cm. longus. pro- 

 cumbens, parura ramosus. validus. carnosus. fragilis, virens. Foiia caulina 

 adulla 2,4 mm. longa, parum imbricala. subrecte palula, angusle oblonga, 

 leviler falcala, medio 0,7 mm. lala. margine denliculala, versus apic< in 

 irregulariter serrulala, ipso apice obtusa vel acuta, lobulus anticus folio 

 duplo brevior, spathulatusduplo longior quam latus, folio oblique incum- 

 bensapice acutus vel obtusus, circumcirca minule serrulatus ; carina parum 

 arcuata. Cellulde superae 13 (x, reliquae 18 p,, in citta mediaua 18Xt3o ^, 

 parietibus validis, cuticula grosse verrucosa. Folia fioraUa caulinis simil- 

 lima, majora. Perianthia terminalia, obovata, pluriplicata ore contracto 

 argute spinuloso. Capsula parva ovalis in pedicello breviusculo. Sporae 

 18 [i rufse. Androecia in caule terminalia, ex apice vegelativa, bracteis 

 saccatis, ceterum quam folia vix diversis. 



Hab. Europa, Asia sept.. America sept., Japonia ubique communis. 



16. Diplophyllum orientale St. 



Syn.: Scapania orientalis St. in Miiller. Monogr. Scapania?. Nova Acta 

 Yol. 83, p. 298. 



Dioica major flavo-rufescens, flaccida dense depresso caespitosa. Cuulis 

 ad 3 cm. longus, fuscus. debilis, simplex vel pauciramosus. Folia caulina 

 imbricata, decurva, in plano ovato-elliptica 3,2 mm. longa, 2,4 mm. lata, 

 postice late breviterque decurrentia, marginibus regulariter dentatis, 

 dentibus remotiusculis 1-2 cellules longis, basin versus nullis. Lobulus 

 quadrato-rotundatus, breviter insertus etparum decurrens, folio subaequi- 

 latus, remote paucidenlatus, carina stricta brevissima. Cellulae foliorum 

 superse 18 jj,, medise i8X27[i trigonis majusculis nodulosis, basales 

 27X'^4[jL trigonis nullis. PeHanf^m oblonga.inflata, ore contracto plicato 

 longe seloso. 



Hab. Himalaya, supra Jalla, 12,000 '. 



17. Diplophyllum ferrugineum (L. et L.) St. 



Syn.: Jungermannia ferruginea L. et L. in Lehm. Pug. iV, 1831, p. 20. 

 Scapania ferruginea Syn. Hep., p. 72. 



Planta dioica magna et maxima, robusta, fulva, dense csespitosa, Caulis 

 ad 12 cm. longus, parum ramosus, validus debilis fuscus. Folia caulina 

 imbricata flaccida decurvula, magna, 4 mm. longa, 2,8 mm. lata, ovato- 

 elliptica parum decurrentia, regulariter spinosa (basi dorsali solum nuda) 

 spinis longiusculis pluricellularibus recte patulis. Cellulse superae 18 jjl, 

 mediae 18X36 ^, trigonis magnis acutis, basalis 27x^4 [i trigonis 

 nodulosis. Lobulus folio minime coalitus, in plano oblique cordatus folio 



115 



