Physocolea. franz stephani. species hepatigarum (Vol. V, 4916). 



parva, obovato-oblonga (0,67 mm. longa, superne 0,45 mm. lata) 

 cuticula asperrima, apice truncato-rotundata, rostro brevissimo, plicis 

 posticis in unam latam confluentibus. Folia floralia perianthio aequi- 

 longa, lanceolata, obtusa; Lobulus linearis, duplo vel tertio brevior, 

 parum solutus, obtusus. Andracia ignota. 

 Hak Madagascar. 



6. Physocolea cuneata. (L. et L.) St. 



Lejeunea cuneata L. et L. Syn. Hep., p. 394. 



Sterilis major flavescens, corticolaet foliicola. Ca»/«ad3cm. longus, 

 parum longeque ramosus. Folia caulina dense iuibricata, oblique 

 patula, parum concava, in plano Iate ovata, asymmetrica, margine 

 supero late arcuato, infero substricto (1,67 mm. longa, medio l,33mm. 

 lata) brevi basi inserta, basi antica truncato-rotundata, caulem supe- 

 rantia, apice rotundata. Cellulx supene 18X18 ji, basales 18x36 jt, 

 parietibus validis, apicales hyalinae, angustae, radialitea insertae, cris- 

 tam tenerrimam formantes. Lobulus maximus, obovatus (1,1 mm. 

 longus, apice 0,67 mm. latus) brevissima basi insertus, carina arcuata, 

 levi sinu in folium excurrens, apice truncatus, bidentatus, dentibus 

 validis, late triangulatis. 



Hab. Insula Mauritius (Africa orientalis). 



7. Physocolea cristata. St. n. sp. 



Sterilis, magna robusta, pallide flavo-virens, in cortice caespitans. 

 Caulis ad 36 mm. longus, sparsim longeque ramosus. Folia caulina 

 conferta, oblique patula, magna, late ovata (1,83 mm. Ionga, medio 

 1,33 mm. lata) leviter falcata, margine supero late rotundato, infero 

 leviter sinuato, apice obtusa, brevissima basi inserta, basi antica 

 Iruncato-rotundata, caulem late superantia. CeUute superae 27x27 

 basales 27X36 [t, parietibus validis, apicales hyalinae, limbum tener- 

 rimum formantes 18x63 radialiter insertaa, apice crenulatim pro- 

 ininula? vel subcristatae. Lobulus maximus, folio duplo brevior, ovato- 

 oblongus, subduplo longior quam latus, carina oblique adscendens, 

 bene arcuata, amplo sinu in folium excurrens, apice oblique truncatus, 

 quam basis multo latior, bidentatus, dentibus inaequalibus. angulari 

 brevi acuto, altero subapicali spiniformi multo longiore. 



Hab. Madagascar. 



8. Physocolea decemplicata. St. n. sp. 



Dioica, pusilla, subhyalina, foliicola. Caulis ad 5 mm. longus, irre- 

 gulariter raultiramosus. Folia caulina remota, oblique patula, maxime 

 concava, in plano circularia (0,41 mm. longa et Lata) margine supero 

 869 



