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: 45

Accepted name

Isoetes sinensis T.C.Palmer

シナミズニラ

Basionym and homotypic synonym(s)

Isoëtes sinensis T.C.Palmer, Amer. Fern J. 17(4): 112, 1927. BHL Tropicos

Type information in the protologue:
A. N. Steward 2153 (Nanking, China, 1922.6.9) [US 1170941 (holo)]
Digitized type material:
Herbarium & Reg. No. Type status Collector & No. Locality Coll. date
E00129411IsotypeSteward, A.N., #2153Kiangsu: Spirit Valley: Nanking.1922-6-9
PH00016149IsotypeSteward, A.N., #2153Kiangsu: Spirit Valley, lake bottom1922-6-9
PH00016150IsotypeSteward, A.N., #2153Kiangsu: Spirit Valley, lake bottom1922-6-9
UC230158IsotypeSteward, A.N., #2153Kiangsu: Spirit Valley: Nanking.1922-6-9
US00055194IsotypeSteward, A.N., #2153Kiangsu. Lake bottom, Spirit Valley.1922-6-9
US01100839IsotypeSteward, A.N., #2153Kiangsu: Spirit Valley, lake bottom1922-6-9

Information on ploidy level and reproductive mode

Chromosome number Ploidy level Reproductive mode Locality Remarks Reference
n=22, 2n=444xsexYamaga City & Kuma-gun, Kumamoto Pref.; Nichinan City, Miyazaki Pref.Takamiya et al. 1996 (Amer. J. Bot. 83: 1309-1322)
2n=444xHorinouchi & Yunomae-machi, Kumamoto Pref.; Kazeta, Miyazaki Pref.Takamiya et al. 1994 (J. Plant Res. 107: 289-297)
2n=444xMt.Hachimandake, Saga Pref.; Imajin, Oita Pref.; Horinouchi & Yunomae-machi, Kumamoto Pref.; Kazeta, Miyazaki Pref.as I. sinensisWatanabe et al. 1996 (J. Plant Res. 109: 281–296 )