Odontolejennea. FRANZ STEPHANI. SPECIES HEPATICARUM (Vol. V, 1912;. 



incurvo, in plano late ovata, symmetrica (1,17 mm. longa, 0,83 mm. 

 lata) apice late rotundata, ad medium accreta, basi antica truncata, 

 nuda, ceterum ubique regulariter grosseque dentata. Cellulx superae 

 27X36 [x trigonis magnis, basales vix majores, trigonis parvis. Lobulus 

 magnus, recte patens, in situ rectangulatus, duplo longior quam latus, 

 in plano late ovatus apice truncato, parum angustiore, angulo apiculato. 

 Amphigastria caulina parva, caule parum latiora, subrotunda, basi 

 profunde inciso-biloba, sinu subrecto, lobis late triangulatis in sinu 



Hab. Costarica, Ecuador, Guadeloupe. 



7. Odontolejeunea longispica Evans. Torr. Bot. Cl. 1908, 

 p. 380. 



Dioica, brunnea vel flavo-virens, laxe csespitans. Caulis irregulariter 

 multiramosus, ramis longioribus divergentibus. Foliu cauliua contigua 

 vel parum imbricata, subplana, late ovata (adulta 1 mm. long, 0,7 mm. 

 lata) asymmetrica, apice rotundata, inferne nuda, superne regulariter 

 valideque dentata. Cellulx marginales 17 jj., mediae 25X32 |i basales 

 32 {i trigonis minutis in rnedio parietum nodulosis. Lobulus late ovato- 

 triangulatus, inflatus, apice duplo angustiore, plano, recte truncato vel 

 leviter cmarginato, angulo apiculato. Amphigastria n/ulina parva, sub- 

 rotunda caule parum latiora, plana, sinuatim inserta, basi rotundato- 

 appendiculata. Perianthia oblongo-obcuneata (1,2 mm. longa) superne 

 alata, alis regulariter valideque spinosis, interdum duplicatim alata ; 

 plicis posticis late divergentibus brevibus nudis; rostro parvo. Folia 

 floralia perianthio duplo breviora, acuminata, sub apice paucidentata ; 

 lobulo exiguo, lineari, truncato, acuto, haud soluto. Amphigastrium 

 florale foliis floralibus parum brevius, spathulatum, apice rotundatum, 

 integrum. Andrmia sessilia, plus ininus longe spicata, bracteis ad 

 12 jugis. 



Hab. Jamaica. 



8. Odontolejeunea decemdentata Spruce Hep. Am. And.. 

 p. 148. 



Dioica, minor, pallide rufescens, flaccida, foliicola. Caulis ad 3 cm. 

 longus, regulariter pinnatus, ramis ad 8 mm. iongis. Folia caulina 

 contigua, recte patula, concava, in plano late ovata (1,6 mm. longa, 

 M7 mm. lata) apice rotundata, ad medium accreta, basi antica truncata, 

 marginibus ubique remote valideque dentatis, ipsa basi nudis. Cellulse 

 supera- 36 basales 36X54 {t trigonis nullis. Lobulus validus, in 

 Plano triangulatus, folio quadruplo brevior, symmetricus, apice quam 



