Flora Desmidiarum Japonicarum IV
Flora Desmidiarum Japonicarum IV
Flora Desmidiarum Japonicarum IV
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170 Minoru HIRANo: <strong>Flora</strong> <strong>Desmidiarum</strong> japonicarum<br />
Cosmarium cyclicum LUND. in Nov. Act. Regn. Soc. Ups. III, 8, 35, 1871 ; joHNsoNL<br />
Bull. Torrey Bot. Club 21, 287, 1894 ; WEsT Monogr. Brit. Desm. 2. 145, 1905; MIGuLA Krypt.<br />
Fl. 2, 440. 1907;SMITII Wisc. BulL 57, 31, 1924. .<br />
Cellulae modicae, paene circulares, circiter tam longae quam latae,<br />
profunde constrictae, sinu angusto-lineari in vertice subampliato et exterius<br />
acutangulo apertoque; semicellulae semicirculares, angulis basalibus leviter<br />
rotundis, marginibus lateralibus regulariter et aequaliter crenatis, crenis<br />
circa 12 in toto ambitu marginis et seriebus duabus concentricis crenarum<br />
similarum intra marginem, centro glabro; a latere visae obverse cuneatae<br />
cum apicibus rotundato-truncatis; a vertice visae angusto-fusiformi-ellipticae.<br />
Long. 52pa, Lat. 53pa, Lat. isth. 19.6p.<br />
Hab. Kiushiu : K6ga-muta of Aso in Higo. (New to Asia) (Pl. XXVI, f. 9)<br />
Distr. Europe, Greenland, Spitzbergen, Nova Zembla, U. S. A.<br />
var. arcticum NORDST. in WEsT Monogr. Brit. Desm. 2. 146, 1905; B6RGEsEN<br />
'MeddeL Gr6nL 43, 79. 1910; STR6M Naturw. Unters. Sarek. 3, 473, 1923; SKvJA Act. Horti<br />
'Bot. Univ. Latv. 3, 153, 1928 ; OKADA Journ. Imp. Fish. Inst. 30, 165, 1934 ; INsAM & KRIEGER<br />
Hedw. 76, 99, 1937; WHEI.DEN Nat. Mus. Canad. Bull. 97, 77, 1947.<br />
Cellulae subcirculares vel parum sexangulari-circulares; semicellulae in<br />
margine crenatae, crenis circa 12 in toto ambitu marginis, crenis apicalibus<br />
4 et crenis lateralibus 4 utrobique, intra marginem bigranulatis, granulis<br />
in serie radialibus et concentribus ornatis. Long. 47.3-51.6pa, Lat. 53.7-54pa,<br />
Lat. isth. 19.4-25.8pa.<br />
Hab. Hondo: Spring on Mt. Kanpu in Ugo. (New to Asia) (Pl. XXVI,<br />
f. 10)<br />
Distr. Northern Kuriles, Europe, Spitzbergen, Greenland, Nova Zembla,<br />
N. America.<br />
Sect. Ornatae HIRA}LqO, seCt. nOv.<br />
Semicellulae circulares, ellipticae vel reniformes, granulis vel verrucis<br />
regulariter vel irregulariter ordinatis.<br />
Ia. Semicellulae distincte ellipticae.<br />
2a. Granula in serie regulari ordinata.<br />
3a. Sinu aperto in extremo rotundo, isthmo elongato .............. C. Portianum<br />
4a Semicellulae exacte ellipticae, 30-40Ii in longitudinem ............. f. tYPiCa<br />
4b. Semicellulae subreniformes, 25-31xi in longitudinem . . . . . var. nephroideum<br />
3b. Sinu angusto-lineari, isthrno non elongato ........... C. Logiense f. expansa<br />
2b. Granula Ieviter in serie irregulariter ordinata.<br />
3a. Granula non differentiata.<br />
4a. Granula in serie irregulariter horizontali ordinata .... C. sphalerostichum<br />
4b. Granula in serie radiali ordinata, granulis centralibus leviter separatis<br />
............................................................ G. varsoviense
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