Polystichum hancockii (Hance) Diels

Family: Dryopteridaceae オシダ科 > Genus: Polystichum Roth イノデ属
GreenList Taxon ID: 917

Accepted name

Polystichum hancockii (Hance) Diels

タイワンジュウモンジシダ

和名別名: シマジュウモンジシダ, ハゴロモジュウモンジシダ

Basionym and homotypic synonym(s)

Ptilopteris hancockii Hance, J. Bot. 22(5): 139, 1884. BHL Tropicos
≡ Aspidium hancockii (Hance) Diels, Ann. Bot. (Oxford) 5(19): 314, 1891. Link Tropicos
≡ Polystichum hancockii (Hance) Diels, Nat. Pflanzenfam. 1(4): 191, 1899. BHL Tropicos

Type information in the protologue:

W. Hancock (In dorson montium juxta Tam-sui, ins. Fomosae, alt. 3500 ped., 1881.12.11) [Herb. Propr. 22229 (holo)]

Digitized type material:

Herbarium & Reg. No.	Type status	Collector & No.	Locality	Coll. date
K001040064	Isotype?	Hancock, W., #41	Formosa

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

Polystichum leptopteron Hayata, Icon. Pl. Formosan. 5: 340. Figs. 137e, 141, 1915. BHL Tropicos
≡ Polystichum hancockii (Hance) Diels var. leptopteron (Hayata) T.Suzuki, Ann. Rep. Bot. Gard. Taihoku Imp. Univ. 1: 111, 1931. Tropicos

Type information in the protologue:

U. Mori 1400 (Shintiku: Kareizan, 1906.6)

Polystichum longistipes Hayata, Icon. Pl. Formosan. 5: 341. Figs. 137b, c, 142, 1915. BHL Tropicos

Type information in the protologue:

B. Hayata et S. Sasaki (in monte Arisan, 1912,1)

Polystichum simplicipinnum Hayata, Icon. Pl. Formosan. 5: 343. Figs. 137j, 146, 1915. BHL Tropicos

Type information in the protologue:

G. Nakahara 930 (Koshun: Botanrosha, 1906.12)

Information on ploidy level and reproductive mode

Chromosome number	Ploidy level	Reproductive mode	Locality	Reference
n=41	2x	sex	Amamioshima Isl., Kagoshima Pref.	Mitui 1967b (J. Jap. Bot. 42: 105-110)
n=41	2x	sex	Amamioshima Isl., Kagoshima Pref.	Mitui 1968 (Sci. Rep. Tokyo Kyoiku Daigaku, Sec. B 13: 285-333)
n=41	2x	sex	Okinawajima Isl., Okinawa Pref.	Mitui 1976a (J. Jap. Bot. 51: 33-41)