Symbi/eudium. FRANZ stephani. species hepaticakum tVoL. V, 1912). 



basi antica breviter rotundata. CeUulie 36 jt trigonis inagnis, basi 

 maximis, omnes aequimagnai. Lobulus majuscuhis, recte patens vel 

 leviter decurvus, duplo longior quam latus, valde intlatus apice planus, 

 truncatus, angulo acuto. Amphigastria caulina maxima, reniformia, 

 caule 8 plo latiora, foliis aequimagna, profunde sinuatim inserta brevi- 

 terque decurrentia, apice late rotundata, marginibus ubique arcte 

 recurvis. Perianthia late pyriformia, grosse alata, alis irregulariter spi- 

 nosis et duplicatim spinosis, spinis recte patulis; plicis posticis angustis, 

 late divergentibus, anguste alatis, dense breviterque spinulosis, spinulis 

 irregularibus, alis interplicalibus numerosis confertis; Folia floralia 

 perianthio plus duplo breviora, anguste ligulata, apice rotundata ; 

 lobulo subaequilongo , parum angustiore, parum soluto, obtuso. 

 Amphigastrium florale foliis floralibus aequilongum, simillimum, 

 apice breviter inciso-bilobatum, lobis triangulatis acutis. Androecia 

 ignota. 



Hab. America tropica. Peru, Nova Granada, Panama, Guatemala, 

 Costarica. 



\i. Symbyezidium transversale (Sw.) Trevis. Mem. Ist. 

 Lomb. 1877, p. 403. 



Syn. : Jungermannia transversalis Sw. Prodr. FI. Ind. occ. 1788, 

 p. 144. 

 Phragmicoma transversalis Nees. Hep. Eur. 1838, p. 248. 

 Lejeunea transversalis Nees. Syn. Hep. 1845, p. 310. 

 Platylejeunea transversalis Spruce. Hep. Am. And, 1884, 

 p. 124. 



Dioica, major robusta, flaccida, flavo-virens vel brunnea, dense 

 depresso-caespitosa. Caulis ad 6 cm. longus, sparsim irregulariterque 

 ramosus. Folia caulina dense imbricata, recte patula, subplano dis- 

 ticha vel parum concava, in planolate ovata (3,5 mm. longa, 2,75 mm. 

 lata) apice late rotundata, ad medium inserta, basi antica late rotun-. 

 data. Cellulse superse 36 [x, trigonis nuUis, basales 45X54 jx, trigonis 

 parvis. Lobulus parvus, in situ oblongus, recte patens, inflatus, apice 

 attenuatus, cariua substricta, in plano ovatus, valde inflatus, apice 

 planus, emarginatus, angulo acuto. Amphigastria- caulina magna, caule 

 sextuplo latiora, reniformia (2 mm. lata, 1,5 mm. longa) apice late 

 truncata, profunde sinuatim inserta. Perianthia anguste pyriformia, 

 snperne late alata, alis regulariter pilosis, inferne varie dentatis, basi 

 exalata, plicis posticis in unam latani confluentibus, n\\&\^.FoIia fJoralia 

 perianthio plus duplo breviora anguste oblonga, apice rotundata, lobulo 



105 



