Phycomycetse, Saprolegniacese, Lagenidiopsis. 451 



Hab. in cellulis Closterii striolati in G-allia. 



3. Lagenidium Marchaliatiom Be Wild. Aim. Soc. belg. Micr. 1897, 1709 

 p. 8 (extr.) tab, I, fig. 1-9. — Mycelio ramoso, 4-5 (ix. diam. e 

 cellulis plus minusve regulariter cylindricis, interdum irregulariter 

 inflatis demum in zoosporangia miutantibus composito, per com- 

 plures cellulas diffuso; zoosporangiis coUo membranam cellulee ma- 

 tricis perforante munitis; zoosporis oosporisque ignotis. 



Hdb. in cellulis (Edogoniorum in Arduennis. 



4. Lagenidium ellipticiim De "Wild. Ann. Soc. belg. Mier. 1893, p. 8. nio 

 tab. I. — Unicellnlare, irregulariter inflatum, collo brevi munitum; 

 zoosporis oogoniisque ignotis; oosporis ellipticis, membrana irre- 

 gulari, crassa, obtuse asperata inclusis, intus granulosis, 20-30 ^ 

 10-14. 



Hoh. in rhizoidibus Muscorum in Belgio. 



5. Lagenidlum Zopfii De Wild. Bull. Soc. beig. Micr. 1892, p. 139. 1711 

 — Mycelio ramoso, irregulari, matricem transverse p6netrante; 

 oogonis ventricosis ; oosporis tunica inaequali, asperula munitis, 

 valde refrigentibus, nucieolo carentibus 14 /x. diam. 



Hab. in cellulis Oedogoniorum, Laeken Belgii. 



6. Lagenidium papillo«um Cocc. Mem. Accad. Bol. Sez. S. N. 1894, 1712 

 p. 187, f. 1-3. — Affine Lagenidio Rabenhorstii, sed differt my- 

 celio magis evoluto, episporio oosporarum papilioso et quia forma 

 sexuata intra celiulas matricis solitaria occurrit. 



Hah. in filamentis Spirogyrse cujusdam in Agro Bononiensi 

 Ital. bor. 



LAGENIDIOPSIS De Wild. Ann. Soc. belg. Micr. 1896, p. 109 (Etym. 

 a Lagenidium et opsis, facies). — Mycelium fiiamentosum, unicel- 

 lulare, simplex, rarius ramosum, ramis parum evolutis; zoosporae 

 ignotse; oogonia plus minusve globosa, a mycelio septo non divisa; 

 antheridia oogoniis multo minora, solitaria, ramulo instructa; 00- 

 spora3 globosoe v. ellipticsB, membrana crassa inclusae. 



1 Lagenidiopsis reducta De Wild. 1. c. t. yi-VII. — Characteribus nis 

 generis; oogoniis membrana levi tectis; oosporis totam cavitatem 

 oogonii non replentibus, globosis v. ellipticis, plus minusve irre- 

 gularibus, 13-19 fji, circiter diam., membrana crassa, asperitatibus 

 numerosis brevibusque praedita, intus granulosis, interdum 1 vel 

 :2 guttuiatis. 



Hab. in oogoniis Characearum pr. Genevam Helvetise. 



