Index to
Ferns and Lycophytes of Japan

Family: Pteridaceae イノモトソウ科 > Genus: Pteris L. イノモトソウ属
GreenList Taxon ID: 264

Accepted name

Pteris semipinnata L.

オオアマクサシダ

Basionym and homotypic synonym(s)

Pteris semipinnata L., Sp. Pl. 2: 1076, 1753, nom. cons. BHL Tropicos

Type information in the protologue:
Osbeck [3, Herb. Linn. No. 1246.21] (China) [LINN (lecto)]
Designated type:
Conserved type - Gröndahl ex Herb. Casströmii (China. Canton) [S No. S-P-5847] designated by J. Mazumdar in Taxon 64: 1055, 2015 (accepted in 2017). Link
Digitized type material:
Herbarium & Reg. No. Type status Collector & No. Locality Coll. date
LINN-HL1246-21LectotypeAnon., #s.n.Unknown

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

Pteris alata Lam., Tabl. Encycl. t. 869, 1799. BHL

Type information in the protologue:
()

Pteris dimidiata Willd., Sp. Pl. (ed. 4) 5(1-2): 381, 1810. BHL Tropicos

Type information in the protologue:
(Tranquebaria)

Information on ploidy level and reproductive mode

Chromosome number Ploidy level Reproductive mode Locality Remarks Reference
n=584xsexYakushima Isl., Kagoshima Pref.Mitui 1966a (J. Jap. Bot. 41: 60-64)
n=584xsexYakushima Isl., Kagoshima Pref.Mitui 1968 (Sci. Rep. Tokyo Kyoiku Daigaku, Sec. B 13: 285-333)
2n=1164xOkinoerabujima Isl., Kagoshima Pref.Kawakami 1971 (Bot. Mag. (Tokyo) 84: 180-186)
2n=1164xOkinoerabujima Isl., Kagoshima Pref.Kawakami 1979 (Bull. Aichi Univ. of Educ. (Nat. Sci.) 28: 85-104)
2n=1164xKawakami et al. 1996 (J. Plant Res. 109: 369–373)
2n=58, n=58I2x(artificially produced)Kawakami et al. 1996 (J. Plant Res. 109: 369–373)