Two New Natural Hybrids between Carex angustisquama (Cyperaceae) and Related Species from Solfatara Fields in the Tohoku Region, Japan
doi: 10.18942/apg.202108
Koki Nagasawa, Kazuhiro Sawa, Hiroaki Setoguchi, Masayuki Maki
and Shota Sakaguchi
Acta Phytotax. Geobot. 72 (3): 241–251 (2021).
Carex ×doroyuensis K. Nagas., S. Sakag. & K. Sawa, hybr. nov.
(C. angustisquama × C. otayae)
Japanese name: ナガエヤマタヌキラン Nagae-yamatanukiran (Fujiwara & Abe 2019)
Typus. Japan: Akita Pref., Yuzawa city, Kawaragejigoku, alt. 684 m, 1 July, 2018, K. Nagasawa, S. Sakaguchi, and K. Sawa KN180027 (KYO 25390) (holo-KYO).
Carex ×thermalis K. Nagas. & S. Sakag. hybr. nov.
(C. angustisquama × C. thunbergii)
Japanese name: ユモトアゼスゲ Yumoto-azesuge (nov.).
Typus. Japan: Aomori Pref., Mitsu city, Osore-zan,
alt 216 m, 27 June 2018, K. Nagasawa & S. Sakaguchi
KN180007 (KYO 23446) (holo-KYO).