Meddelelser om Grønland - Algaebase
Meddelelser om Grønland - Algaebase
Meddelelser om Grønland - Algaebase
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815<br />
corticale e cellulis interiovibus majoribus et laxe cohibitis,<br />
exterioribiis superficiem versus sensim minoribus et arctius<br />
concretis conflatum; corticis pars interior rhizoideis articulatis<br />
demum numerosioribus percursa, exterior celhilis interdum<br />
anticlinice seriatis conspicua; cellulae glandulinae magis minusve<br />
niimerosae cortici immersae. — Sporangia ignota. Cystocarpia<br />
supra thalhim sparsa, frondi immersa, utrinque parimi aut nihil<br />
pr<strong>om</strong>inula, carpost<strong>om</strong>io demum aperta; plexus circumnuclearis<br />
nullus ; cortici interior! rhizoideis condensato immersus goni-<br />
moblastus parvam praebet cellulam centralem , e cujus parte<br />
inferiore c<strong>om</strong>plures rami paniculatim ramosi, dense congesti et<br />
pauca fila sterilia inter se includentes, undique extrorsum<br />
radiantes exeunt; hornm ramorum apices cymatim ramosi in<br />
articulis supremis gemmidia singula formant; gemmidia matura<br />
in peripherico nuclei parte sine ordine aggregata apparent.<br />
Schmitz.<br />
Species typica Tximerella Mertensiana (Post, et Rupr.)<br />
T. Penny! (Harv.) Schmitz mscr. , Kallymenia Pennyi Harv.<br />
Ner. bor-am. p. 172, J. Ag. Sp. 111. p. 223, Kjellm. N. I. Algfl.<br />
p. 206 (162) pro parte, vix quoad specim. groenland. , J. Ag.<br />
Analecta p. 69. — Tab. nostra 11 flg. 3.<br />
Specimina groenlandica cum speciminibus originalibus<br />
Harveyanis (ex Assistance lîay, leg. Dr. Sutherland), in herb.<br />
Trinity Coll. Dublin asservatis, optime conveniunt. Similia sunt<br />
specimina in eodem herbario asservata a Dr. Lyall in Queens<br />
Channel lecta (Dickie Alg. Cumb. p. 238), dum specimen e<br />
Port Kennedy (leg Dr. Walker, cfr. Dickie Alg. Walk. p. 86)<br />
forma aliquanto diversa est.<br />
Thallas non atïïxus , in fundo libère jacens (eodem modo<br />
ac Txirnerella rosacea (J. Ag.) , diametro usque 20 ctm. , forma<br />
magnopere varia, in speciminibus junioribus rotundatus v. ovalis,<br />
margine plerumque irregulariter sinuatus v. lobatus; in speci-<br />
minibus veteribus thallus forma magis irregularis, nonnunquam