Conspectus generum.
F am ilia T. Ulvaceae.
84. Protoderiua:
(viride.)
^5.Prasiola:
(P. crispa.)
Cellulae angulato-rotundatae,
in stratum tenue, membrana-
ceo-crustaoeum plane oxpan-
Frons (Thallus)
aucta, foliáceo-membranacea
, basi saepe fibrill
i losa. Cellulae plerumque
in tetrades approximatae,
in areolas distributae.
/tai
86. Physodictyon; (p. graniforme.)
Cellulae reotangulae, in vesi-
culam globosam parenchymatico
eoadunatae. Fig. a) magn.
n a t., b) ^6/1 anota, c.
aucta.
87. Scllizomeris: (Sch. Leibleinii.)
[gil
ilifi'
ioí
fi
111
Frons capillari-filiformis, sursum appianata, basi subcallosa teres (flg.
sinistra). Cellularum divisio initio in unam, postea in duas directiones,
qua tetrades formantur.
88. Entero-
morpha :
(E. intestinalis.)
Frons teres vel compressa
membranaceo-tubulosa, e
cellulis parenchymatioe
oontextis formata; fig. a)
magn. uat., b) aucta.
K a b e n h o r s t , Flo ra Europa ea . III. 19
Ún Fi
