SPILEROCOCCOIDJLK. 641 



Specimina, qua 1 viJi, sunl pollicaria densi<sime 3 4dri-piimala. Pinna- 

 primaria} fere pollicares, radiide seinilineam MX laia-. cum pinnule jes- 

 quilineam aut 2 lineas Litre, ambilu lore lanceolate, pimmlis iiilVriurihus 

 abbrcviatis simpliciusculis, superioribus cum pinnis confurmibus. Pinmila- al- 

 ternao densissimee : in oudoin laterc proximaj vix semilineam distant; ounc itn 

 adproximatic ut opposite adpareant; oinnes supra axillam c'^n-^ic rolun- 

 datam crcctiuscula-. 1'iiincllaj '// '/ 2 linoam lon^a), a IKIM latmn- suliii.. 

 attenuativ ot acutas. Infra apicos pinnarum verrucas rircumcirca (.llusas 

 ohservavi, fills abbreviatis zunalim I'ere qiiadripartitis constaiiti-.s. (]olor 

 coccineo-purpurcus. Substantia gelalinosa cliarta; adhajret. 



Substantia Lice species a sequetilibus recedil. An polius ad Delisoam 

 adproximanda? 



2. 1). AMBIGUA (Grev. inscr). Irondu ancipitu inlonie costata ; den- 

 sissinio decoraposito-pinHata, pinnis in-e^ularius altornis siib- 

 oppositisque supra axillas pannu rotundatas [latontihus, pinntilis 

 a basi vix latiorc allcnuatis ohtusiusculis. 

 Plocamium ambiguum Grcv. mscr. in lib. Hook. 

 llab. ad oras India] ucciduntalis (\M[]lit! in lib. Hooker.) 



Frondes erespitosae, -I 2-pollicares, a radice sculata erecliuscula?, in- 

 ferne subdichotomae, superne densissime pinuatim decomposita 1 . Rachides 

 lineares. semilineam laliludine paruin superantes, costa latiore et in inferiore 

 parte praecipue cunspicua percurs;e. Pinna 1 , longiores pollicares et l>ro- 

 viores sine ordine mix la?, a margine angulo fere 45 egredientes, inferno 

 midiusculre, superne piunata?, majores bi-lripinnataj, minores pinnulas 

 a?mulanlcs simpliciter pinna la?. 1'innuke latiliidinein racliidis ditnidiam 

 basi altingentes, dein Hllenuata? oMusiuscula 1 , majores pinnulata 1 , minore^ 

 simplices. Axilla? omnium palenles parum rotundalic. Verruca: rotuii- 

 data3 per frondem sine ordine sparsa? el circa piuuulas efl'usa 1 . Color 

 laterilius. Subslanlia subcartilagioea; charlas hand adh;rrct. Tubn> 



cenlralis arliculalus, endochromate lulescenle coloratus, frondem percurrit; 

 articuli circiler duplo diamelro longiores. Locis in utraque pagina COM.I 

 superimpositis in parle inferiore frondis lila strali corticalis valdc c\oluta 

 suut, et articulis plurimis constant. In parte superiore frondis hoc MX 

 observatur; costa quoque hie \ix conspicua. 



3. D. HOK.NE.MANXI (Mert. mscr.) frondc comprt-ssa ocoslala 



decoiiiposito-pinnata, pinnis irregularius alternis suboppositisque 

 supra axillas dilalatas patenlissimis. pinnulis a busi paruin lalioru 

 attcnuatis oblusiusculis. 



Fucus Hornemanni Mat. in Goell. Gel. Air... isi", //. G4. 

 Desmia Hornemanni Lynyb. llyli. Unti. ji. 3-'i lull. 7!! 

 Spha?rococcus coronopifolius Ay. SI/H. p. ^ (quoad sp 

 II. 



