1138 Conjugatse, Desmidiacese, Staurastrum. 



sangula; vertice cellularum convexo , aculeis horizontalibus vel 

 paullo introrsum directis. Cum specie passim. — Var. sudeticuni 

 Kirchn. Alg. Schles. p. 169, Hansg. Prodr. p. 211: incisura obtu- 

 sangula, cellulis vertice subplanis, aculeis in verticis prolongatione 

 dispositis. In u Riesengebirge » in Bohemia (Kirchner, Hansgirg). 



— Var. depressum Kirchn. Alg. Schles pag. 109, Hansg. Prodr. 

 p. 211: incisura acutangula; semicellulis anguste ellipticis, aculeis 

 in cellulse medio sitis, introrsum directis. la Silesia (Kirchner). — 

 Var. De-Baryanum Nordst. in Nordst. et Wittr. Alg. aq. dulc. 

 exsicc. n. 557, De-Bary Conjug. Untersuch. t. IV, Hansg. Prodr. 

 p. 211: incisura ampla, semicellulis subtrapezoideis; vertice plano 

 leniterve convexo, aculeis introrsum directis. Cum specie passim. 



— Var. convergens Wolle Desm. U. S. p. 121, t. 40, f. 7-11: acu- 

 leis validis, sa^pe cum lateribus subrectangulariter patentibus. In 

 stagnis prope aMinneapoIis, Minnesotan Americae borealis. — Var. 

 patens Nordst, Freshw. Alg. of N. Zeal. and Austral. p. 39, t. 4, - 

 f. 16: forma aculeis (parvis) patentibus (divergentibus, non paral- 

 lelis), semicellulis isthmo non elongato connatis. Ad « Dunedin n 

 in Nova Zelandia (S. Berggren). Cum figura superiore sinistra 

 tab. 5, fig. 51 in De-Not. Desm. Ital. fere prorsus congruit. Long. 

 23 u.., lat. sin. acul. 24 fjt.., lat, isthm. 6 a,, long. acul. ad 2,5 u. 



2, Staurastrum connatum (Lund.) Roy et Biss. On Japanese Desmids 2730 

 p. .237, Staurastrum dejecium var. connaium Lund. Desm. Suec. 

 p. 60, t. III, f. 28, Staurastrum dejectum Jacob'^^ Apergu p. 8, 

 fig. 23? [an Wolle?]. — Sinu acuto, subrectangulo, isthmo elonga- 

 to nullo; semicellulis ventre alte convexis, dorso truncatis vel le- 

 vissirae retusis, utroque fine rotundatis, angulis (superioribus) ob- 

 tusis, spinula elongata, piliformi rejecta instructis; e vertice visis 

 trigoniis, lateribus levissime retusis, angulis rotundatis, spinula bre- 

 viori ornatis. 



Eab. u\ ((Kungsparkenn pr. Upsaliam et ad (c Bergsbrunna)) in 

 Uplandia, ad ((Bolltorp)) in Ostrogothia, ad ((Femsjo» in Sraolandia 

 Suecia (Lundell); ad ((Pargas» Fenniae (Elpving), ad ((Rangoon» 

 in Birraania Asi?e (Joshua), ad (( Junsai Numa)) Japoni?e (Roy, 

 Bisset). — Longit. sin. spinul. 22,4 a,, latit, 21 y.., lat. isthmi 

 {j,Q p,, longit, spin. 8-13 u.. — Var. rectangulum Roy et Bisset 

 Notes on Japanese Desmids in Journal of Bntany 1886 August, 

 p. 237, t. 269, f. 12, Notarisia 1886, p. 189: a typo diff^ert late- 

 ribus levissime convexis, sinu rectangulari, spinis validioribus. Ad 

 ^.Junsai numa)) Japonite. — Pimens. excl. spiq, 20^23, cum spin. 



