Monographie der Oedogoniaceen. 321 



Genus IL BULBOCH^JTE As. 



1817 Agardh p. XXIX; 1858 Pringsheim (III) p. 71; 1874 Wittrock 

 (IV) p. 43. 



Thallus aquaticus, e Alis ramosis constans ; cellulae vegetativa? sursum 

 incrassatae; cellula basalis basi lobata, saepe statuinini affixa; cellula terminalis 

 fili primarii et ramorum in setam longam, tenuem, hyalinam, basi bulbiformi- 

 dilatatam producta; plant« plerumque divisione cellula) basalis tili primarii et 

 ramorum crescentes ; in prima zoosporae germinantis partitione ruptio mernbranae 

 annuliformis in parte fit cellulae latiore, ciliis carenti ; oogonia divisione cellulae 

 vegetativ* duplici oriuntur. 



A. Globosporae (p. 66). 



200. B. elatior Pringsh. 



1858 Pringsheim (III) p. 73, t. 6, f. 5 [1895 Pringsheim (V) t. 11, f. 5]; 

 1874 Wittrock (IV) p. 49; 1878 Kirchner (I) p. 61; 1889 De Toni (I) p. 23; 

 1892 Möbius (I) p. 428, f. 8; 1893 Bailey (I) t. 4, f. 1 (sec. Möbius 1. c. hg. 8 

 delineata); 1897 Gutwihski (II) p. 5. 



Exs. 1873 in Rabenh. Alg. Eur. N:o 2347 (immixt.). 



B. dioica, nannandria, gynandrospora ; oogoniis depresse subquadrangulari- 

 globosis, erectis vel rarius patentibus, sub androsporangiis sitis; dissepimento 

 cellularum suff ultoriarum inümo ; episporio oosporae laavi ; androsporangiis epi- 

 gynis, raro (sec. Witteock) sparsis, 1 — 2-cellularibus ; nannandribus in cellulis 

 suffultoriis (raro in cellulis vegetativis ceteris vel in oogoniis) sedentibus, anthe- 

 ridio exteriore, unicellulari, stipite vix duplo longiore quam antheridio, recto; 



crassit. cell, veget. 13 — 18 ;t, altit. 2 — 3 l /2-plo major; 



„ oogon. 34 — 44 „, „ 31 — 38 u; 



„ cell, androsp. 10 — 13 „ . „ 



„ stip. nannandr. 8 — 10 „ , „ 



„ cell, antherid. 6 — 8 „ , „ 



Tab. LI, Fig. 327. 

 Hab. in 



Asia: in lacu Eangoon prov. Pegn India? orientalis. Australia: Queensland, 

 Burpengary ad Brisbane (sec. Möbius). Austria: ad Zator Galizise (vidimus figu- 



N:o 1. 41 



8- 



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ii 5 



18- 



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!) 1 



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