\ 



\ 



BIHANG TILL K. SV. VET.-AKAD. HAXDL. BAND 8. N:0 18, 39 



R tei^restri affinis, diiFert antheridiis in apice niagis attenua- 



tis, sporodermate scrobiciilato. 



Oog. long. 120-130, lat. 100—110; cell. veg. lat. 30—80; 

 anther, lat. bas. 30 — 44, lat. apic. 6 u, 



]\Iontevideo August 1876. 



4. V. Arecliavaletae Magn. et Wille, n. sp. Tab. II fig. 

 60-62. 



m 



V. de Sarijanae afSnis, differt oogoniis magis oblongis et 

 antheridiis orificiis singulis prseditis. 



Oosp. long. 60—64, lat. 56 — 58; lat. fil. crc. 30 ^. 

 Montevideo August 1875. 



* 



Ordo Oedogooiaceae Wittk. 



Fam. OEDOGONIEAE De Bt^). 



I. Oeflogonium Link. 



1. Oe. crispum (Hass.) Wittr. 



Monogr. Oedog. p. 10; Vesiculifera crispa Hass. Hist, of 

 Brit. Pr. Alg. p. io3, Tab. 52 fig. 8. 



Crass, cell. veg. 16 fi* 



y> 



» 



■^ 



oogoh. 46, long. 54 //. 



oospor. 41 ,(/. 



cell, spermog. 11, long. 9 ft. 



Montevideo Oktober 1875. 



fi Uru(j^(ayense Magn. et Wille n. var. Tab. II fig. 63. 

 Var. oosporis oogonia complentibus. 



Crass, cell. veg. 10 — 16 //. 



y> oogon. 30 — 38, long. 36 — 38 jt/. 

 y> oospor. 27—34, » 29—32 //. 



» cell, spermog. 9 — 13, long. 9 //. 

 Montevideg Oktober 1875. 



2. Oe. crassum (Hass.) Wittr. Tab. II fig. 64. 



Gotl. 01. Sotv. Alg. p. 20, Tab. I fig. 4—6; Monogr. 

 Oedog. p. 43;(?) Vesiculifera crassa Hass. Descr. on Freshw. 



Conf. p. 389. 



') Samtlige nye Former af Oedogonitae i denne og folgende Opsats ere 

 velvilligt grandskede af Professor V. Wittrock. 



