Index to
Ferns and Lycophytes of Japan

Family: Gleicheniaceae ウラジロ科 > Genus: Dicranopteris Bernh. コシダ属
GreenList Taxon ID: 144

Accepted name

Dicranopteris linearis (Burm.f.) Underw.

コシダ

Basionym and homotypic synonym(s)

Polypodium lineare Burm.f., Fl. Indica 235, t. 67, fig. 2, 1768. BHL Tropicos
Gleichenia linearis (Burm.f.) C.B.Clarke, Trans. Linn. Soc. London, Bot. 1(7): 428, 1880. BHL Tropicos
Mertensia linearis (Burm.f.) Fritsch, Bull. Herb. Boissier, sir. 2, 1(11): 1092, 1901, nom. illeg. BHL Tropicos
Dicranopteris linearis (Burm.f.) Underw., Bull. Torrey Bot. Club 34(5): 250, 1907. BHL Tropicos

Type information in the protologue:
(Java)
Designated type:
Lectotype - van Santen s.n. (Java) [G-PREL [G00360111]] designated by E. D. Merrill in Philipp. J. Sci. 19: 336, 1921. Link
Digitized type material:
Herbarium & Reg. No. Type status Collector & No. Locality Coll. date
G00360111HolotypeSanten, H. van, #s.n.Pakoe hantamca. 1757

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

Polypodium pedatum Houtt., Nat. Hist. 2(14): 175, 1783. BHL Tropicos
Dicranopteris pedata (Houtt.) Nakaike, Enum. Pterid. Jap., Fil. 114, 1975. Tropicos

Type information in the protologue:
Thunberg (Japan)
Designated type:
Lectotype - Thunberg s.n. (Japan) [G-PREL (G00349561); UPS-THUNB 25244, 25245 & 25247] designated by Callmander in Wijnands et al. in Candollea 72: 186, 2017. Link

Polypodium dichotomum Thunb., Syst. Veg. (ed. 14) 938, 1784. BHL Tropicos
Mertensia dichotoma (Thunb.) Willd., Kongl. Vetensk. Acad. Nya Handl., ser. 2 25: 167, 1804. BHL Tropicos
Dicranopteris dichotoma (Thunb.) Bernh., Neues J. Bot. 1(2): 38, 49, pl. 3, f. 13, 1806[1805]. BHL Tropicos
Gleichenia dichotoma (Thunb.) Hook., Sp. Fil. 1: 12, 1844. BHL Tropicos
Dicranopteris linearis (Burm.f.) Underw. var. dichotoma (Thunb.) Holttum, Reinwardt. 4: 277, 1957. Link

Type information in the protologue:
Thunb. (jap.)
Designated type:
Lectotype - C. P. Thunberg s.n. (JAPAN [“e Japonia”]) [UPS-THUNB 25247] designated by T. Nakaike in New Fl. Jap. Pterid. 93, 1982.
Digitized type material:
Herbarium & Reg. No. Type status Collector & No. Locality Coll. date
UPS-THUNB 25247Lectotype[no info][no info]

"イキノコシダ"
Dicranopteris dichotoma (Thunb.) Bernh. f. shinagawae H.Itô, J. Jap. Bot. 36(6): 204, Fig. 1, 1961. Link
Dicranopteris linearis (Burm.f.) Underw. f. shinagawae (H.Itô) Sugim., Keys Herb. Pl. Jap. Pterid. 119, 1966.

Type information in the protologue:
T. Shinagawa (Kyushu: Yunomoto, Ins. Iki, Nagasaki Pref., 1956.3) [TI (holo)]
Digitized type material:
Herbarium & Reg. No. Type status Collector & No. Locality Coll. date
TNS VS 1031067IsotypeT. Shinagawa s.n.Japan, Katumoto-mati, Iki, Yunomoto.1956-3-
TNS VS 1031092IsotypeJapan, [Iki-gun], [Katsumoto-cho], [Yunomoto].[T. Shinagawa] s.n.1956-3-1

Information on ploidy level and reproductive mode

Chromosome number Ploidy level Reproductive mode Locality Remarks Reference
2n=782xAshikubo, Shizuoka Pref.Nakato 1988 (J. Jap. Bot. 63: 214-218)