Index to
Ferns and Lycophytes of Japan

Family: Isoetaceae ミズニラ科 > Genus: Isoetes L. ミズニラ属
GreenList Taxon ID: 41

Accepted name

Isoetes asiatica (Makino) Makino

ヒメミズニラ

Basionym and homotypic synonym(s)

Isoëtes echinospora Durieu var. asiatica Makino, Bot. Mag. (Tokyo) 18(212): 129, 1904. BHL Tropicos
Isoëtes asiatica (Makino) Makino, Bot. Mag. (Tokyo) 28(331): 184, 1914. BHL
Isoëtes echinospora Durieu subsp. asiatica (Makino) Á.Löve, Amer. Fern J. 52(3): 121, 1962. BHL Tropicos
Isoëtes muricata Durieu subsp. asiatica (Makino) H.P.Fuchs, Proc. Kon. Ned. Akad. Wetensch. C 85(2): 239, 1982.

Type information in the protologue:
K. Yazawa/T. Makino/K. Shibata (Prov. Shinano: Lake Nojiri/Prov. Shinano: Lake Nojiri/Prov. Shinano: Lake Nojiri, 1903/1904.8.30/1904.9.26)
Designated type:
Lectotype - K. Shibata s.n. (Nojiri-ko, Shinano-cho, Kamiminochi-gun, Nagano Prefecture, Honshu, Japan) [MAK 30567] designated by M. Takamiya et al. in Acta Phytotax. Geobot. 48: 105, 1997.

Heterotypic synonym(s) and/or incorporated taxa (forma or lower)

"チシマミズニラ"
Isoëtes lacustris auct. non L., Sp. Pl. 2: 1100, 1753. Tropicos


Information on ploidy level and reproductive mode

Chromosome number Ploidy level Reproductive mode Locality Remarks Reference
n=11, 2n=222xsexKuroishi City, Aomori Pref.Takamiya et al. 1996 (Amer. J. Bot. 83: 1309-1322)
2n=222xNojiri-ko, Nagano Pref.Takamine 1921 (Bot. Mag. (Tokyo) 35: 184-190)
2n=222xTsuta-numa, Aomori Pref.Tatuno 1963 (Cytologia 28: 293-304)
2n=222xMt.Hakkoda, Aomori Pref.; Koishigahama, Fukushima Pref.Takamiya et al. 1994 (J. Plant Res. 107: 289-297)
2n=222xMt.Hakkoda, Aomori Pref.; Koishigahama, Fukushima Pref.Watanabe et al. 1996 (J. Plant Res. 109: 281–296 )