Aiialrcta Al.;nln,uica. 7*,t 



(il)scrv;i\"i ; slrald coiiicali conlcxlo uiiicn série eelliihii'um. ilii'eel ioiie l'julii doii^îilis, 

 t;lllL;'elll iilli lllimistis. Ill rMlllulo pMIllo ailullinl'c siplunies |iei-iceiil rnles lli;iL;-|li |ier- 

 iiiiineiil, ;it straltiiii corlieale seiisiiii iiia^is iiiii^'is(|iie lit e\-()lutiiiii in celliilas an^-ii- 

 lal(i-el()iio-;ilns el aiiasloinosilnis junctas, ah iiileritn'e e\| l'di'suiii l'ascieiilos siihi'aili- 

 aiiles Idi'iiiantcs. Siplioiiein ceiitraleiii simili iikxIo celhilis iniimlis, in slraUiiii pi'd- 

 prium [lOi-ieeiitrale, iiiti-a siphones l\"re iiitactos evoluUiin \iili. Si coiit iii,-ei'il seclioiieiii, 

 pei' ipsuiu ^eiiiciiluiii ductaiu, sectione f rausvei-sali (>l)Sei-vare, adpai'eat stniluiii 

 corticale a celhilis sti'ali periceiitralis — exinn'e hoc loco celhilis anastnmi»santi))us 

 conlexti — oiànineiii ilucere; i]iso siplioiie cenirali hoc loco ut niihi adpaiiiit iiiinorc. 

 l''.X ils, (pue hoc loco (hxi. de ])lanta illa tei'tia, (pia^ loi'nia Rhodoinehe elala' 

 ciiidani iucaiito torsan videretur, satis patere putareiii eani sjiecieiii siii jui'is coii- 

 stitucri' evideiiteiii, (piaiii suadeiite habita et structura Rytifiliheis proxiniain facilius 

 cre<lidissein. Siiadeiitihus auteivi antheridiis oiinniio diversis ah iis. (pias i{\-tiphla'is 

 characteristicas piitaruut, eani i'orsau cuni aliis (piihusdaiu coustitucre (ieiius sui 

 juris. Ignotis auteiii in nostra ]:)lanta et cyslocai'piis et stichidiis Ikic ( haïus ii(i\-iiiii 

 iiec charactei'ihns iiec liniitibus rite instituert' aiisus sum. Ipsaiii autein plaiilain 

 typicaiii uoiiiine lliilhorlniniiii ihi/fidopJiJfrnin iiitcrea designavi. 



De Antheridiis Lenormandiae. 



Satis iuter Algologos constat Anthei-idia in ]iaucis illis < ienerihus Florideariim. 

 in (juihiis organa ita dicta cognita suut. uunc olfern' iornias sat dissiniiles, (juiii 

 ininio in (ieiierihus, (pue proximc aftïiiia plei'iiiiKpie ci-e(hintur. Ita iani in Morpli. 

 FJorid. p. ]:i!l ndiiotavi Autheridia Ri/tij)/i/r(c oITen-e l'onnani adinoilum divei'sani 

 ah ea, (|Uain in i'olysiphouiis diu cognitani novinius. Sit ut ex ejusiiuxli dilïereiilia 

 concludere liceret autheridia in aftiiiitate judicaiida l'doridearnin <juoquc eujusdani 

 moiuenti consideranda esse. Ilinc hodie ])lacct adnotare, nie in Lpnorniandia. cujus 

 antlieridia hucus(pie ignota videiitur, observasse hfec organa proxime conveiiiciitia 

 cuin iis. (pue in I!i//l/)/thra descri})si (Fhind. Morpk. 'J'ali. XXXIJI fif/. 24 cl 2.'>). 

 in speciniine niinii'um Lenorm. specfahilis totani su[)erHciem t'ruticulis niiuulis spai'- 

 sis et invicem paulispor distîuitilnis, aliis iniuoribus, aliis (pro evoluti(iiiis gradu) 

 paulo inajoi'ibus, ipsaiii lineani margiiialein fugicntibns, in regioue auteiu costali 

 aMpie ol)venientil)Us insti'uctaiu ; lu t'ruticuli adnioduni l'aniulosi coiistituuiitur raniis 

 teretiusculis, iina l)asi crassiorihus, niagis irregularitcr polysiphoneis, superne teiiui- 

 oribns subnionosiphoncis. singulis lus in corpnsculum splucricuin dcsinentibus. Intra 

 niciiibranam pcllucidaiii hujus articuli terminahs. (hgnoscere licuit corpuscula niinu- 

 tissinia plurinui oblongorotundata. (piasi a puncto ceiitrali (pKxpioversuni radiautia, 

 cohire ipiasi lacteo instructa. Autheridia igitur Ijcnoriuandia' ]iroxiiue couvenire 

 videreiitur cuni iis a me in Hytiphkea 1. c. depictis. Mihi igitur, nomuilla (îeiiera 



