(YOL. V, 1915). FRANZ STEPHANI. SPECIES HEPATICARUM Lejeunea. 



aequilongum, ellipticura, duplo longius quam latum, ad V 3 inciso- 

 bifidum, rima angusta, laciniis lanceolatis acutis porrectis. Andrcecia 



Hab. Afriea occid. Guinea gallica. 



15. Lejeunea Helenae. (Pearson) St. 



Microlejeunea Heleme. Pears. Christiana Vid. Sels. Forh. 1886. N° 3. 

 Dioica exigua pallida corticola. Caulis ad 12 ram. longus, irregulariter 

 multiramosus. Folia caulina parum imbricata, oblique patula, parura 

 concava, in plano ovata, subsymmetrica (0,58 mm. longa, medio 

 0.37 mm. lata) apice rotundata, brevi basi inserta, basi antica trunca- 

 to-rotundata, marginibus celluloso-crenulatis. Cellulse superae 18Xi8[i, 

 basales 18X27 |i, trigonis nullis. Lobulus majusculus, folio duplo bre- 

 vior, oblongus, duplo longior quam latus, in plano subovatus, carina 

 oblique adscendens, arcuata, levi sinu in folium excurrens, apice 

 quam basis parum angustiore, oblique emarginato, angulo acuto. 

 Amphigastria caulina magna, caule triplo latiora, transverse inserta, 

 subrotunda, ad medium inciso-biloba, sinu recto, lobis anguste 

 triangulatis cuspidatis porrectis « Perianthia lateralia, ad basin caulis. 

 Pearson). 



Hab. Africa australis. Natal. 



16. Lejeunea hepaticola. St. Hedwigia 1888. Heft. 2. 

 Monoica raajor, olivacea, flaccida, aliis hepaticis consociata. Cauhs 



ad 3 cm. longus, irregulariter multiramosus. Folia cauiina imbricata, 

 recte patula, parum concava, in plano late ovata(0,9mm. longa, raedio 

 0,67 mm. lata) ad medium accreta, basi antica truncata, apice obtusa 

 vel subacuta, integerrima. Cellulse superse 18X18 ji, basales 27x36 {i, 

 trigonis subnullis. Lobulus magnus, folioduplo brevior, parum inflatus, 

 sublinearis, duplo longior quam latus, carina oblique adscendens, levi- 

 ter arcuata, levi sinu in folium excurrens, apice quam basisvix angus- 

 tiore, recte truncato, angulo acuto. Amphigastria caulina maxima, 

 subrotunda (0,5 ram. longa, 0,67 mm. lata) transverse inserta, basi 

 utrinque rotundata, ad 73 biloba, sinu recto obtuso, segmentis late 

 triangulatis acutis. Periunthia uno latere innovata, obovato-oblonga, 

 obconica (1 ram. longa, snb apice 0,58 mm. lata) apice rotundata, vulgo 

 utrinque remote biangulata, rostro valido longo, quinqueplicata, plicis 

 angustis compressis acutis, posticis longe decurrentibus. Folia floralia 

 perianthio parum breviora, obovato-oblonga, apice obtusa, lobulus 

 parum brevior, anguste lanceolotus, ad raedium solutus, apice obtu- 

 sus. Amphigastrium florole foliis floralibus aequilongum, oblongo-obco- 

 714 



