(VOL. V, 1916). FRANZ STEPHANI. SPECIES HEPATICARUM Physocolea. 



arcuato, infero stricto, brevissima basi inserta, basi antica trimcato- 

 rutundata, apice obtusa, marginibus celluloso-crenulatis. Cellulse supe- 

 rae 18X18 |i, basales 18x27 y„ parietibustenuibus. Lobulus maximus, 

 folio squilongus, fusiformis, valde inflatus, carina substricta, apice in 

 marginem folii attenuatus, integerrimus, stylus nullus. Perianthia uno 

 latere innovata, oblongo-pyriformia, superne quinqueplicata, rostro 

 parvo. Folia floralia anguste ligulata (0,67 mm. longa, 0,33 mm. lata) 

 apice rotundata, lobulus subaequilongus, linearis, apice in folium atte- 

 miatus, integerrimus. Andmcia\evm\xi2\\z, bracteis bijugis. 

 Hab. flrasilia orientalis. Buenos Aires. 



44. Physocolea spiniloba. St. n. sp. 



Monoica mediocris pallide flavicans, in cortice spongiose eajspitans. 

 Cautis ad 2 cm. longus, sparsim longeque ramosus. Folia caulina 

 contigua, oblique patula, parum concava, in plano late lingulata, sub- 

 symmetrica (1 mm. longa, 0,67 mm. lata) brevi basi inserta, basi 

 antica longe truncato-rotundata, apice late rotundata, integerrima. 

 Cellulse supera3 27X27 jjl, basales 27x36{i„ trigonis nullis. Lobulus 

 anguste lanceolatus, erectus, cauli parallelus et contiguus, 0,33 mm. 

 longus, longe cuspidatus, carina brevissima, stricta, stricte in folium 

 excurrens. Perianthia uno latere innovata, ex angusta basi (quasi sti- 

 pitata) late obconica, compresso-inflata, apice truncata, angulis rotun- 

 datis, rostro valido longo, quinqueplicata, plicis posticis angustis, ad 

 medium decurrentibus, late divergentibus, plica antica obsoleta. Folia 

 floralia exigtia, 0,33 mm. longa vel longiora, anguste oblonga, obtusa, 

 lobulw ad plicam angustam reductus. Andnxcia sessilia, bracteis bijugis. 



Hab. America tropica. Rio Jurua. 



45. Physocolea subscariosa. S. Hep. Am. And., p. 300. 

 Monoica major, pallide virens, flaccidissima, foliicola. 6'««//* ad 



3 cm. longus, sparsim longeque ramosus. Folia caulina conferta, sub- 

 recte patula, subplana, late elliptica, symmetrica (4,75 mm. longa, 

 ntedio 1,17 mm. lata) brevissima basi inserta, basi antica rotnndata, 

 caulem late superantia, api:e obtusiuscula vel rotundata integerrima. 

 Folia ramulina valde aberrantia, late ovata (1,33 mm. longa, 1,17 mm. 

 lata). Cellulse apicales hyalinas 13 jj. longa?, angustae, limbum angustum 

 formantes, radialiter insertae, cellulaB subapicales i8X36 (i, basales 

 18X72 {»,, trigonis nullis. Lobulns in foliis caulinis omnino nullus, in 

 folio ramulinis anguste triangulatus, cuspidatus, acutus (carina brevis- 

 sima substricta, stricte in folium excurrens) cauli parallelus veloblique 

 patens. Perianthia compressa, ambitu subcirculaiia 0.91 mm. longa, 

 884 



