(VOL. V,i913). FRANZSTEPHANI.SPECIESHEPATICARUM. Cerutolejeuuea, 



funde solutus. Amphigaslrium floi"ale foliis floralibus paruni brevius, 

 obovato-oblonguiu, lobulis utrinque breviter coiuiatuni, apice ad V* 

 inciso-bilobatuin, rima angusta, lobis acuniinatis obtusis. Androecia 

 desunt. 



Hab. Insula Dominica. 



28. Ceratolejeunea diversicornua St. Hedwigia 1891, p. 207. 

 Monoica niediocris, badia, dense depresso-caespitans. Caulis ad 



3 cni. longus, irregulariter bipinnatus. Folia caulina paruin imbricata, 

 subrecte patula, concava apiceque decurva, in plano ovato-triangulata 

 (0,83 mm. longa, basi 0,83 mm. lata) asyminetrica, margine postico 

 stricto nudo, antico valde arcuato minuteque denticulato, brevi basi 

 inserta, basi antica longe truncata, nuda, apice acuta. Cellulse superae 

 18 X 18 |jL, basales 18 X 27 [j.. Ocelli geminati, 27 X 54. {i. Lobulus 

 majusculus, folio triplo brevior, oblongus, oblique adscendens, duplo 

 longior quam latus, carina substricta, stricte in folii inarginem (!xcur- 

 rens, apice quam basis duplo angustiore, emarginato, angulo apiculato. 

 Amphigastria caulina majuscula, cauie triplo latiora, subrotunda, 

 transverse inserta, ad medium inciso-biloba, rima angusta, lobis 

 acutis. Perionthia parva obovata, apice grosse clavellata, clavis perian- 

 thio aequilongis, porrectis, anticis validis, ex angusta basi ampliatis, 

 compressis, optime spathulatis, apice tnincato-rotundatis; clavulis 

 posticis paruin brevioribus, triplo angustioribus, inflatis, porrectis 

 teretibus. Folia floralia parva, 0,5 mm. longa, oblonga, obtusa, valide 

 remoteque dentata, lobulus parum brevior, profunde solutus, lanceo- 

 lalus paucidentatus. Amphigastrium florale foliis floralibus longius, 

 obovato-obconicum, superne angulatum, apice breviter inciso-bilo- 

 batum, lobis late triangulatis acutis. Androecia sessilia, bracteistrijugis. 

 Hab. Kamerun (Africa occidentalis). 



29. Geratolejeunea dominicensis St. n. sp. 



Dioica major, dilute brunnea, corticola. Caiilis ad 5 cm. longus, 

 irregulariter pinnatus, ramis longioribus paucis similiter pinnatis. 

 Folia caulina parum imbricata, recte patula, concavaapicequedecurva, 

 in plano ovato-oblonga (1,5 mm. longa, 1 inm. lata) asymmetrica, 

 margine postico stricto, antico late arcuato, apice obtusa, regulariter 

 breviterque dentata, ad medium inserta, basi antica truncata. Cellula' 

 superse 27x27 {ji, basales 27 X 54 pL, trigonis iiullis. Ocellus basalis 

 27 X 90 [X. Lobulus brevis, folio sextuplo brevior, maxime inflatus, 

 subsphsericus, ore ininuto truncato angulo acuto Amphigastria caulina 

 caule duplo latiora, subsinuatim inserta, late ovata, ad inedium inciso- 



410 



