SinLEROCOCCUSA ^ !i67 



tnr in segmenta .'') vel 4> ovata, basi attenuata, digl- 

 talia, imciain vel nllra lata, pariim crispa, obtusi- 

 uscula, vcl iiitcrdinn apice fissa, disco utrinrjue ob- 

 sessa papillis crcclis, ri^idis, i Jineas longis, pJaniu- 

 sculis, apice tarnen teretiusculis, rotundatis, oJjtusis ; 

 e margine cmitlcns ram<5nta scmi- i-uncialia, plana, 

 lineam Iat«, liorisontalia, parallela, linearia tcI levi- 

 ter cuneata, apice suJjfiircala. Fructiis : capsulae pa- 

 pillaeformes ad ajvicem ramentorum. Color fusco-pur- 

 purascens, soli ohjectce sordide pallesccns. Substantia 

 cartilaginea, crassiuscula, tenax, exsiccatcs cornea. 



Habitu ieie gaiidet Laminariae, cujus crassi- 

 tiera & substantiam habet, sed color purpurascens. 



53. Sph.^.rococcus papillatuSj fronde cori- 

 acea ovato-cuneiformi integerrima ma- 

 milh)sa, mamillis fiu($lileris disco insi* 

 dentibus. 



F u c u $ m a m i I la r is, Esp. Fuc. t. 118? 



Sphjerococcus papillatus, Agardh ic. t. ig. 



Ad insulam O-wai-hce ; Cliamisso, in cujus col- 

 lectione specimina vidi. 



Radix scutala, cxplanata & dilatata. Frondes 

 aggregatae, numcrosjc, ?,-4 unciales, simplices, ovatge, 

 in stipitem basi teretem scnsiui attenuatae, & ita cu- 

 neiformes, latitudine fere unciali, apice obsusae & ro— 

 tundatoe, soepe lamen bifidae, margine integerrimae & 

 veluti incrassatce, basi nud.e scd subrugosae, a medio 

 & infra utrinque fruetiferse. CapsulcB mamillseformes, 

 densissime congcstae, ovatae, subirrcgularcs, J^asi tamen 

 attenuatae, & ila stipitatae, inclndcntes glomeruluni 

 seminum, quae minuta sunt, numerosissima, sphaerica, 

 rosea, filis nullis intermixtis. Color madefactce pur- 

 pureo- vel violaceo-roseus, inpiimis pulcher & pel- 

 lucidus vcrsus basin frondis, exsiccatce obscurior. Sub- 

 stantia coriac«a, rigida, lenta. 



S 2 Fu- 



