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(1853)
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SI

luteolo-bruiinei, densius et longe spinosi, spinis apice
retu-sis et plano-dilatatis, ut disciferi dicantur.

Planta mascula femineæ simillima, sed internodiis
bre-vioribus, 3 — 8 mm. longis, et spicis compositis masculis
nu-merosioribus, usque ad novem in eodem ramo, circuitu
sub-triangularibus, acutiusculis, complanatis, ut in memoriam haud
male eas Blysmi compressi referant, et ad latus ventrale
cur-vatis. In apicis, complanati et maxime densifolii, ramei
axil-lis nidulantur 8 —12 spicæ mascula, unaquaque in sua axilla
et basi a foliis dorsali et ventrali, ceteris simillimis, sed
mi-noribus et decrescentibus, suffulta, sessilis, extra folia latere
ventrali exserta et apice purpureo-fusca, 1,5—2 mm. longa,
0.75 mm. lata, valde elongato-oblonga vel subcylindrica,
com-planata, disticha, extremitatibus obtusiusculis, bracteis et
an-theridiis ad latus ventrale nutantibus; bracteæ utriusque
lateris 8—12, densissime imbricato-adpressæ, ovali-ovatæ,
integerrimæ, apice tarnen tri- vel quadridentatæ, dentibus
infle-xis, in axilla antheridium singulum, globosum, brevissime
sti-pitatum, sed nullas paraphyses occultantes, basi
cymbiformi-concavæ, ceterum profunde canaliculatæ, textura foliorum,
sed cellulis majoribus spatiisque trigonis minoribus. Vertex
hujus spicæ compositæ formatur ab organo tubuloso, omnino
inani, supra jam fusius descripto, sed multo minore et oculo
nudo minus visibili, quam idem terminale spicæ femineæ.
Infra hane spicam compositam ramus eodem modo, ut in
planta fertili, innovatione elongatur.

Notis supra datis pulcherrima et distinctissima species,
præsertim ramis innovatione articulatis, forma et structura
folii ventralis et organis tubulosis inanibus in inflorescentia,
et feminea et mascula, locum habentibus. — Inflorescentia
mascula et Ph. gigantei *) et Pli. concliafolii (H. w.-A.) Gottsch.

*) Pliysiotium giganteuiii (Web. f.) Linüb.

Jungermannia giganfea Web. F. Hist. niusc. hep. prodr. p. 57, d. 50

(18151.

J. sphagnoides (Rich. hiss. p. p.?) Hook. Musc. exot. I, n. 47 (1818),
et II, p. 23, n. 12 (1820). R. B. N. in Nov. act. Ac. Leop. cæs. XII.

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