(VoL. V, 1913). FUANZSTKIMIANI. SfECiES HEPATICARUM Cevatolejeunea . 



97. Geratolejeunea variabilis([.{ll)g.)S. Hei). .\iii. Aiid. p.Srjfi. 

 Syn. : Lejeunea variabilis Ldbg. Syn. Hep, p. 399. 



Colura vanahilis. Trevis. Meni. Ist. Loiiib. 1877. p. 402. 



Dioica major, rufo-bruniiea, in cortice spongiose caispitans lateque 

 expansa. Caulis ad 3 cm. longus, irregulariter lamosus, ramissparsim 

 pinnulatis, apice longe simplicibus, aliis regulariterdensequepinnatis. 

 Folia caulina parum imbricata, recte patula, valde concava, apice arcte 

 decurva, in plano late ovata, syminetrica (1,25 mm. longa, 0,9 inm. lata) 

 apice apiculata, sub apice paucidentata, brevi basi inserta, basi antica 

 truncato-rotundata. Cellulne super?e 18 |j., basales 27 X 36 |i trlgonis 

 nullis ; ocelli nulli. Lobulus parvus, folio quintuplo brevior, recte palens, 

 ovato-triangulatus, carina leviterarcuata, levi sinu in foliumexcurrens, 

 apice quam basis triplo angustiore, recte truncato, angulo obtuso ; 

 lobuli inferi parum majores, valde inflati, carina saccata, margine 

 supero arcuato. Utrictdi sparsi, suprabasin pinnarum solitarii. Amphi- 

 gastria caulina gigantea, reniformia, duplo latiora quam longa, sinua- 

 tim inserta, ad V* inciso-biloba, rima angusta, lobis late triangulatis 

 acutis. Perianthia magna, oblonga, inflata, uno vel utroque latere 

 innovata, apice anguste quadricornuta, cornibus obtusis, 0,5 mm. 

 longis, lateralibus divergentibus, posticis porrectis. Folia floralia max- 

 ima, perianthio subsequilonga, spathulata, superne plus minus valide 

 dentata, interdum nuda. Lobulus duplo brevior, anguste lanceolatus, 

 ad medium solutus acuminatus integerrimus vel paucidentatus. Amphi- 

 gastrium florale, lobulis parum longius, obovato-oblongum, duplo 

 longius quam latum, ad ^jh inciso-bilobatum, lobis aculis, sinu subrecto. 

 Androecia sessilia vel in ramulis terminalia, bracteis paucijugis. 



Hab. Amcrica tropica, valde communis. 



98. Geratolejeunea vitiensis St. n. sp. 



Dioica major flavicans, aliis hepaticis consociata. Caulis ad 6 cm. 

 longus, subregulariter pinnalus, pinnis longioribus simplicibus, vel 

 pinnula auctis. Folia caulina parum imbricata, recte patula, decurvula, 

 in plano ovata (1,17 mm. loiiga, 0,83 mm. lata) asymmetrica, margine 

 postico substricto, antico late curvato, brevi basi inserta, basi antica 

 truncato-sinuata, apice apiculata, sub apice regulariter denticulata. 

 Cellulse superae 18 ^, basales 18X36 {i; ocelli nulli. Lohtdus parvus, 

 in situ ovatus, in plano subtriangulatus, folio quintuplo brevior, oblique 

 adscendens, carina arcuata, amplo simi in folium excurrens, apice 

 emarginatus, quam basis triplo angustiore, angulo acuto ; utriculi 

 sparsi, in raniis basalibus oppositi. Amphigaslria caulina majuscula, 



