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83

(1839-1846)
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83

Trib. I. Collemeæ.

Thallus normaliter filamenta continens admixtis
gra-nulis gonimis. ApotLecia lecanorina, biatorina vel
endo-earpea; coloratio mucilaginis hymeneæ jodo aut nulla aut
eximie cærulea; spermalia tenuissima, brevia.

Synalissa DR. et Mont. (Spec. S. Lichenophila DR. FI. d’
alg.) — Omphalaria DR. el Mont. (species: O. Girardi,
Jium-mularia DR & M., phylliscoides Kyl. [erronee Phyll.
endocar-poirle in Nyl. Coll. G. M. et Pyr.], pnlvinata (Schær.) — Collema
Ho/Fm. pr. p.") — Leptogium Fr. (Exempla: [l. tremelloides Fr.,
lacerum Fr., palmatum Mont., muscicola Fr.) — übryzum Walir.
(Spec. O. corniculatum VYallr. Tul.).

Trib. II. Phyllisceæ.

Thallus fuscoater peltatus, umbilieato-adfixus,
goni-dia magna pariete celiulari thallino crasso cincta,
cavila-tes thalli gelatinoso-cornei dispersas singula implentia.
Apotheeia endoearpea; paraphyses propriæ nullæ, sporæ
simpliees, mueilago hymenea jodo vinose rubens;
spermatia filiformia. — Otnphalariis accedit hæc tribus.

Phyllisciim Nyl. (Synalissa Fr. S. V. Sc.). — (Spec. : P]l.
endo-carpoid.es Nyl.) (Lndocarpon phylliscum Whlub.J; Ph.
Deman-geonii Moug. et Mont.

Fam. III. JWyriungiaceai.

Thallus vel potius tota planta æqualiter cellulosa,
fruetus baud discretus, thalamium eoloratione modo
ob-scuriore paullulum a thallo se distinguens, thecas loculis
sphæroideis continens; mueilago bymenea parca sporas
atnbiens jodo vinose dilute rubens. Species unica a me
visa minuta. Thallus ejus externe niger, intus virescens,
tuberculato-glomeratus, siccus molliusculus, fere friabilis.
Familia hæc serpienti magis afEnis quatn præcedenti.

Trib. 1. Myriangieæ.

Myriangium Mont. et Berk. (Spec. M. Duriæi M. & ß.).

Fa rn. IV. Mjichenacete.

Thallus (juarn maxime varius, ut filamentosus,
folia-ceus, crustaceus, pulvereus vel denirpte nullus, raro opace
fusco-atro coloratus, substantia gelatinosa nulla inter
elementa ejus penetrante. Chlorophyllum gonidioruin læte
viride, raro aurantiacum (chrysogonidia). Thalamium tex—
turæ propriæ (a thallo diversæ) adest, ut plurimum e

*) In Collemale chalazano Ach. (Zw. Exs. 164) gelatina
hymenea jodo v nose rubet, spermatia minuta basidibus simplicibus
cy-lindricis portantur.

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