161 BULLETIN DE L'HERBIER BOISSIER (2m"e sÉm.). — Marsupella. 
flore solum imbricata, transverse inserta, antice caulis medium haud 
attingentia, oblique patula valde concava, in plano late ovata, inaequaliter 
ad '/; emarginato-biloba, lobis acutis incurvis, antico multo breviore et 
angustiore. Cellulz? apice 18 ;, med. 27 p, basi 18 5x 5^ y, parietibus 
validissimis, trigonis nullis. Folia floralia caulinis simillima, majora. 
bijuga, omnino libera, lobis hie illic denticulalis. Pistilla semidestructa. 
Hab. Spitzbergen (Berggren). 
Ob die Pflanze zu unserem Genus gehórt ist sehr fraglich ; die asym- 
metrischen Stengelblátter und die Zàhnelung der vóllig unverwachsenen 
Perichzetialblàtter lassen eher eine Lophozia vermuthen. 
15. M. Delavayi St. in Soc. nat. Cherbourg, vol. 29, p. 221. 
Dioica, major, inferne fusco-brunnea, superne rufescens vel fere purpu- 
rascens, in rupibus humidis dense depresso cespitans. Caulis ad ^ cm. 
longus, simplex vel pauciramosus, erectus vel adscendens, validus et 
tenax. Folia late ovata, oblique patula, ad anticum nutantia, contigua 
superne conferta, conduplicatim concava, margine ubique anguste recurva, 
vix ad '/; emarginata, lobis subcequalibus, normalibus apiculatis. Cellulae 
apicales 8 x, mediane 12 »X 17 vw, trigonis majusculis confluentibus, 
basales bistratze 17 »« 3^ t, trigonis attenualis. Cuticula crassa, ubique 
dense papillata, papillae hyalinge, confertissimze, inaequales, plus minus 
alte hemispherice. Andrecia in caule repetita. Antheridia ad ^, ovalia. 
longissime stipitita; bractece ^-5 juge subinflatae foliis caulinis simillima 
brevius bilobw. 
Hab. China. Yunnan. Tsang-Chan (Delavay). 
16. M. emarginata (Ehrh.) Dum, Comm. bot. 1822, p. 114^. 
Syn. : Jungermannia emarginata Ehrh, Beitr. 1738, p. 80. 
Sarcoscyphus  Ehrhardti Corda in. Sturm. Fl. germ. 1830 Il, 
p. 25. 
Nardia robusta (De Not) Trevisan. 
Dioica, major, robusta, brunnea, dense depresso cespitosa, sepe late 
expansa. Caulis normalis ad 22 mm. longus «qualiter foliatus, parum 
ramosus, validus. Folia approximata, superne scpe conferta, e basi 
angusta vaginante curvatim patula, distincte disticha, leniter ad anticum 
vergentia, conduplicatim concava, in plano quadrato-rotunda, normaliter 
ad '/s incisa, sinu obtuso vel emarginato, lobis obtusis. Cellule margi- 
nales 12 y, mediance 18 t, basales 18 5€ 36 y. trigonis ubique magnis in 
parietibus validissimis. Perichcetium maguum, clavatum bracteis 3-^ jugis 
confertis, profundius bilobis. Perianthium foliis intimis ad medium coa- 
litum, vertice conico-angustatum- ore parvo-crenato vel mamillatim 
22 
Mafeb - m. 
