Pijenalejeunea. FRANZ STEPHANI. SPECIES HEPATICARUM (V0L. V, 1914). 



Dioica, mediocris, flaccida, virens vel brunnea, corticola, dense 

 depresso-caespitans. Caulis ad 3 cm. longus, irregulariter breviterque 

 pinnatus, paucis ramis longioribus interjectis, siiniliter pinnatis. Folia 

 raulina imbricata, recte patula, concava, in plano late falcato-ovata 

 (1 mm. longa, 0,85 mm. lata), asymmetrica, margine supero late 

 arcuato, postico substrico, apice late rotundata, brevi basi inserta, 

 basi antica longe truncata. Cellulx superse 18x 18 jj., basales 18X27 ja, 

 parietibus validis ; ocelli plus minus numerosi, dispersi, majusculi. 

 Lobulus magnus, recte patens, folio duplo brevior, sublinearis, triplo 

 longior quatn latus, carina substricta, stricte in folium excurrens, 

 apice oblique truncatus, angulo acuto. Amphigastria caulina magna, 

 caule plus triplo latiora, rotunda, substrans verso inserta, apice ad V 4 

 vel magis profunde incisa, sinu semirecto, lobis late triangulatis 

 aculis. Periunthia obovata (1 mm. longa, 0,6 mm. lata) apice rotun- 

 data, rostro parvo, plicis posticis angustis, longius decurrenlibus. 

 Foliu tloralia perianlliio a'quilonga, obovato-oblonga, apice rotundata, 

 lobulus tertio brevior, lanceolatus, obtusus, profunde solutus. Amphi- 

 gastrium tlorale lobulo proximo connatum, ovato-ellipticum, apice 

 breviter inciso-bidentuluui. Amlneciu srssilia vel in raimilis terminalia, 

 bracteis ad 0 jugis. 



15. Pycnolejeunea macroloba (Mont.) St. 



Phranmicoma te*tmlh,ea. Tayl. .1. of Bot. 1846, p. 386. 

 Monoica mediocris llaccida, flavo -rufescens, in cortice dense 

 depresso-c;espilans. Caulis ad 35 imn. longus, pariun irregulariterque 

 pinnatus. Foliu raulina conferta, recte patula, \alde concava, in plano 

 ovato-oblonga < 1,25 mm. longa, niedio 0,9 mm. lata), apice rotundata 

 ad medium accreta, basi antica truncata. CelluUe superse 27 X 27 ji, 

 parietibus validis, basales 27X36 {i, parietibus interrupte trabecu- 

 latis ; ocelli pauci 36 X 54 [i. Lobulus maximus, folio duplo brevior, in 

 situ fusiformis. obliqiie Iriincatus, in plano anguste conicus, duplo 

 longior quam latus, carina stricta, levi sinu in folium excurrens, 

 margine supero stricto, apice quam basis subduplo angustore, recte 

 truncalo, an_ a. caule triplo 



lobis late triangulatis acutis. Perianthia uno latere innovata, pyri- 

 ormia, apice rotundata, rostro brevi valido, plicis posticis angustis, 

 latd dhrrgentibus. Folia fluralia perianthio longiora, obovato-oblonga, 

 607 



