Flora Desmidiarum Japonicarum IV
Flora Desmidiarum Japonicarum IV
Flora Desmidiarum Japonicarum IV
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<strong>Flora</strong> <strong>Desmidiarum</strong> <strong>Japonicarum</strong> <strong>IV</strong><br />
Minoru HIRANo<br />
Auctore<br />
Sect. Cristatae CEDERGREN emend. HIRANO<br />
Cosmarium sect. Cristatae CEDERGREN in Ark. Bot. 25A: 4, 54. 1933 (pro parte)<br />
Cosmarium subgetu Cyclidium TuRNER in K. Sv. Vet. Akad. Handl. 25, 73, 1893 Åqpro parte)<br />
Cellulae circulares vel subcirculares; semicellulae semicirculares, semiellipticae<br />
vel subovales, granulis vel verrucis regulariter vel irregulariter<br />
ordinatis.<br />
Ia. Cellulae cum marginibus integris ordinatae.<br />
2a. Cellulae cum granulis in serie radiali in tota semicellula ordinatae<br />
.............................................................. C. intermedium<br />
2b. Cellulae cum serie marginibus denticulorum ordinatae, ..... C. margispinatum<br />
2c. Cellulae cum verrucis in serie marginibus ordinatae.<br />
3a Verrucae ambitu et intra marginem ordinatae, in centro verrucae ordinatae<br />
.... ....................................... C. quadrifarium f. hexasticha<br />
3b. Verrucae intra marginem ordinatae, in centro glabrae<br />
............................................. C. monomazum var. amazum<br />
lb. Cellulae cum crenis marginibus ordinatae.<br />
.?.a. Crenae profundae, crenis apicalibus et lateralibus inaequalibus ; semicellulae cum<br />
tumore granulato mediano ordinatae .............................. C. caelatum<br />
3a. Semicellulae semieirculares, granulis in serie radiali in totum intra marginem<br />
ordinatis ........................................................... f. typica<br />
3b. Semicellulae angulari-semicirculares, granulis leviter in fascia supra sinum<br />
ordinatis ........,............................................ var. spectabile<br />
.?.b. Crenae vadosae, crenis apicalibus et latera!ibus aequalibus; semicellulae sine<br />
tumore mediano.<br />
3a. Crenae apicales 2, crenae laterales 3, cellulae cum granulis duobus juxta<br />
supra isthmum ordinatae ........................................ C. nasutum<br />
3b. Crenae apicales 4, crenae laterales 4, cellulae sine granulis supra isthmum<br />
................................................................. C. cyclicum<br />
4a. Membrana glabra ...........................,..................... f. typica<br />
4b. Membrana granulata in totam cellulam ...................... var. arcticum<br />
Cosmarium intermedium DELP. in MIGvi.A Krypt. Fl. 2, 453, 1907; WEsT Monogr.<br />
Brit. Desm. 3, 138, 1908.<br />
Cellulae mediocres, circiter lt-1". duplo longiores quam latiores, profunde<br />
constrictae, sinu angusto-lineari in vertice leviter dilatato ; semicellulae<br />
semicirculares vel aliquantum pyramidato-semicirculares, angulis basalibus<br />
bene rotundis, apicibus late rotundis; membrana subtiliter granulata, granulis<br />
in seriebus concentricis ordinatis; a latere visae ovato-circulares; a vertice
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