Pteridium aquilinum (L.) Kuhn subsp. japonicum (Nakai) A. et S.Löve

Family: Dennstaedtiaceae コバノイシカグマ科 > Genus: Pteridium Gled. ex Scop. ワラビ属
GreenList Taxon ID: 231

Accepted name

Pteridium aquilinum (L.) Kuhn subsp. japonicum (Nakai) A. et S.Löve

ワラビ

Basionym and homotypic synonym(s)

Pteridium aquilinum (L.) Kuhn var. japonicum Nakai, Bot. Mag. (Tokyo) 39(461): 106, 1925. Link Tropicos
≡ Pteridium aquilinum (L.) Kuhn subsp. japonicum (Nakai) Á.Löve et D.Löve, Taxon 26(2-3): 325, 1977. Link Tropicos

Type information in the protologue:

[specimen not specified] ([no info])

Designated type:

Lectotype - Torama Yoshinaga s.n. (Japan: Shimizu-toge, Echigo Province (now Niigata Prefecture), Honshu Island, 1886.7.19) [TI] designated by J. A. Thomson in Telopea 10: 799, 2004. Link

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

Pteridium aquilinum (L.) Kuhn f. basobreve Makino, Makinoa 4: 69, 1947, nom. nud.

"チョウキャクワラビ"
Pteridium aquilinum (L.) Kuhn f. longipes Senkozi et Akasawa, Bull. Kochi Women's Univ., Ser. Nat. Sci. 27: 1, 1979.

Type information in the protologue:

Y. Senkozi 2 (Prov. Tosa: Usa-hachimangu, Waziki, Geisei-mura, 1978.8.4) [Herb. Kochi Wom. Univ. (holo)]

Pteridium pinetorum C.N.Page et R.R.Mill, Bot. J. Scotland 47: 140, 1994[1995]. Link Tropicos

Type information in the protologue:

C. N. Page 27053 (Scotland: Perthshire, banks of River Tummel 3 km N of Pitlochry, 140 m, 1989.8.17) [E (holo)]

Pteris latiuscula auct. non Desv., Mém. Soc. Linn. Paris 6: 303, 1827. Tropicos
≡ Pteridium aquilinum (L.) Kuhn var. latiusculum auct. non (Desv.) Underw. ex A.Heller, Cat. N. Amer. Pl. (ed. 3) 17, 1909. Tropicos
≡ Pteridium latiusculum auct. non (Desv.) Hieron. ex Fries, Wiss. Ergebn. Schwed. Rhod.-Kongo-Exped. 1: 7, 1914. Tropicos
≡ Pteridium aquilinum (L.) Kuhn subsp. latiusculum auct. non (Desv.) Hultén, Acta Univ. Lund. 2 37(1): 43, 1941. Tropicos

Information on ploidy level and reproductive mode

Chromosome number	Ploidy level	Reproductive mode	Locality	Reference
n=52, 2n=ca.100	2x	sex	No locality given	Takahashi 1961 (La Kromosomo 48: 1602-1605)
n=52	2x	sex	Asahikawa, Hokkaido Pref.; Chiba Pref.	Kurita 1963a (J. Coll. Arts Sci. Chiba Univ. 4: 43-52)
n=52	2x	sex	Sado Isl., Niigata Pref.	Mitui 1968 (Sci. Rep. Tokyo Kyoiku Daigaku, Sec. B 13: 285-333)
n=52	2x	sex	Chichijima Isl., Tokyo Pref.	Mitui 1973 (J. Jap. Bot. 48: 247-254)
n=52	2x	sex	Iriomotejima Isl., Okinawa Pref.	Mitui 1976a (J. Jap. Bot. 51: 33-41)