Confervoideae, Q^dogoiiiaceae, Crenac antlia. 91 



la Gaadeloupe pag. 45 (absque diagnosi). — Herbaceo-viride, ni- 

 tens. 



llab. ad parietes fontis (cBasse-Terre » in ins. aGuadeloupe» 

 (Coll. u. 112). — {( An huc 0. ccBspitosiun Crouan in A. G. I, p. 34?» 



188. (Edogonium thermale Crouan in Mazt^ et Schramm Algues de la img 

 Guadeloupe p. 45 (absque diagnosi). — Pallide viride. 



Hab. ad superficiem aqua) in aquario fontis thermalis (30) pr. 

 (( Lamentin » in insula ((Guadeloupe» (CoU. n. 47). 



189. (Edogonium Antiliarum Crouan in Maze et Schramm Algues de 247 

 la Guadeloupe p. 45 (absque diagaosi). — Lsete viride, opacum. 



Hab. ad iapides submersas pr. «Gosier» et (( Camp-Jacob » in 

 insula Guadeloupe (Coll. n. 143, 144, 900, 1778). 



Genus mihi plane ignotum nullaque icone illustratum, vix ad hanc fa- 

 miham pertinens. 



CRENACANTHA Kuetz. [1843] in LiQnaa XVII, p. 92, Phyc. gener. 

 p. 272, Species Algarum p. 422 (Etym. crene fons et acanthos 

 spina). — Thallus filamentosus, cartilagineus, ramosus, ad genicula 

 spinis solidiusculis, verticillatis, terminalibus in capitulum spino- 

 sum congestis ornatus. 



1. Crenacantha orientalis Kuetz. 1. c. et Tab. Phyc. — Filamentis 248 

 28-65 p.. crassis, ramis circ. 22 [j.. crassis ; cellulis vegetativis dia- 

 metro subaequalibus. 



Hab. in fontibus ad ((Hebron» Syrise. 



Pamilia IV. CYLTMDROCAPSACEiE Wille 



Cylindrocapsacece Wille [1884] in Warming Haandbog i den syst. Botan. p. 30. 

 — Hansg. [1888], Prodr. Algenfl. v. BolioQen p. 223 et in Flora 1888, n. 14- 

 15, p. 221, De-Toni [1888] Consp. Chloroph. in Notarisia III, p. 448. 



Thallus articulatus, filiformis, eraraosus, in aqua libere natans 

 (prima setate tantum saepe adnatus), uninucleatus, oogamus; filaraen- 

 ta initio confervoidea, deraum (cellulis longitudinaliter vel oblique 

 septatis) irregulariter bi-pluri-seriata, subschizogonioidea ; cellulse 

 vegetativae oblongo-cylindracese, globose vel post divisionem subhe- 

 misphsericae vel breviter conoideae, contentu Isete vel flavescenti-vi- 

 ride, pyrenoidera globosum granulaque araylacea nuraerosa gerente ; 

 membrana crassiuscula, hyalina, ssepe stratosa, vagina arcte adhae- 

 rente, angusta, firmula (nec gelatinosa) involuta. 



Propagatio zoogonidiis haud inter se copulantibus vel bip.irtitio- 



