Flora Desmidiarum Japonicarum IV

'202 Minoru HmANO: Flora Desmidiarum japonicarum
verse subrectangulares, marginibus lateralibus paene parallelis convexis et
.aliquantum leviter divergentibus in parte inferiore, angulis basalibus rotundis,
angulis apicalibus late rotundis, apicibus late rectis vel leviter retusis ;
membrana dense granulata, granulis in seriebus verticalibus circa 14-17
transverse semicellulae ordinatis, inter granulos glabra; a vertice visae
•elliptico-oblongae, lateribus rectis et parallelis, granulis aliquantum in
seriebus concentricis ordinatis; a latere visae subcirculares. Long. 53-90@,
Lat. 47.6-85pa, Lat. isth. 19-30pa.
Hab. Hondo: Mt. Komagatake in Ugo; Lake Biwa in Oomi; Ariga-ike,
Shakuhachi-ike in Yamashiro; Ikejiri-ike in Tanba. Shikoku: Matsuyama
in Iyo. Kiushiu: Kagami-ike in Satsuma. (Pl. XXVIII, f. 34, Pl. XXIX,
f. 1.)
Distr. Japan, Formosa, India, Sumatra, Europe. U. S. A., central Africa.
var. minus NORDST. in MIGuLA Krypt. Fl. 2, 480, 1907; WEsT Monogr. Brit. Desm•
-4. 21, 1911; TAFT Ohio journ. Sci. 45, 198, 1945.
Cellulae minores. Long. 45--51pa, Lat. 40-47pa, Lat. isth. 17-19pa.
Hab. Hokkaido: Kiritappu in Kushiro; Horomui in Ishikari; Tomakomai
in Iburi, Hondo: G6no-ike in Hitachi; Higusa-numa in Shimofusa;
Otari in Echigo ; Inago of Kitamaki-mura, Ashinota-ike in Shinano; Matsubara-naiko
in Oomi. (New to Japan) (P]. XXIX, f. 2)
Distr. Manchuria, Europe, Greenland, U. S. A.
Cosmarium pseudobroomei WOLLE in Bull. Torrey Bot• CIub 11, 16, 1884 ; TuRNER
K. Sv. Vet. Akad. HandL 25, 66, 1893; WEST Trans. Linn. Soc. Bot. 6, 170, 1902; MIGuLA
Krypt. FL 2, 465, 1907 ; WEsT Monogr. Brit. Desm. 4, 22, 1911.
Cellulae mediocres, subrectangulares, circiter tam longae quam latae,
-profunde constrictae, sinu angusto-lineari in vertice leviter ampliato;
semicellulae late subrectangulares, angulis basalibus rectangulari-rotundis,
marginibus lateralibus convexis et gradatim alte convergentibus, apicibus
truncatis rectis, angulis apicalibus late rotundis; membrana granulata,
.granulis in seriebus 12-13 verticalibus ordinatis; a latere visae paene
circulares; a vertice visae oblongae, granulis in seriebus verticalibus et
obliquis ordinatis. Long. 34-39pa, Lat. 33-36pa, Lat. isth. 11-13p.
Hab. Hokkaido: Tokotan in Kushiro. Hondo: Hizume in Rikucha;
Chakawa-ike, bishitano-junsaitsutsumi in Uzen; Kashima-cho in Iwaki;
'Sanp6ji-ike in Musashi; Kotsutsumi-nishi-ike, A
O-numa, Suhara-ike in Mikawa;
Kanash6zu, Ishigaki-ike, J6do-ike in Ise; Fuse-ike in Oomi; Mizoroga-ikein
Yamashiro. Kiushiu: Kagami-ike in Satsuma. (New to Japan) (Pl. XXVIII,
f. 36) •
'
Distr. Central China, India, Ceylon, Java, Europe, U. S. A., Brazil,