Abstract:

Specimens of Amersinia obtrullata and Beringiaphyllum pseudoantiquum in Paleocene Wuyun flora, Heilongjiang Province, Northeast China, were described and assigned to Cornaceae sensu. Infructescences formally allocated in Trochodendron sp. were reviewed and assigned to Amersinia obtrullata. Leaves described as Populus carneosa, Celastrophyllum subprotophyllum, Viburnum antiquum, V.asperum, Viburniphyllum finale, Protophyllum wuyunense, P. cf. haydenii, P. ovatifolium, Credneria inordinate were also restudied and assigned to Beringiaphyllum pseudoantiquum.

中国东北古新世植物群:广义山茱萸科美中果和白令叶

冯广平¹  Albert G ABLAEV²  王宇飞¹  李承森^1*

(1.中国科学院植物研究所,北京,100093 ； 2.Pacific Oceanological Institute, Russian Academy of Sciences, 43 Baltyiskaya Street, 690041 Vladivostok, Russia)

描述并厘定了黑龙江省嘉荫县古新世乌云植物群中的广义山茱萸科绝灭类型镘形美中果(Amersinia obtrullata Manchester, Crane et Golovneva)和假古老白令叶(Beringiaphyllum pseudoantiquum (Golovneva) Manchester, Crane et Golovneva).将前人鉴定为昆栏树属(未定种)(Trochodendron sp.)的果序化石归入镘形美中果;将前人确定为鲜艳杨(Populus carneosa)、假原始叶南蛇藤(Celastrophyllum subprotophyllum)、古老荚(Viburnum antiquum)、粗糙荚(V. asperum)、疏齿荚叶(Viburniphyllum finale)、乌云原始叶(Potophyllum wuyunense)、海丹原始叶(近似种)(P. cf. haydenii)、卵圆原始叶(P. ovatifolium)和不规则克里木(Credneria inordinata)等归入假古老白令叶.

关键词 美中果属 白令叶属 山茱萸科 古新世

通讯作者 Email: lics@95777.com

Key words: Amersinia, Beringiaphyllum, Cornaceae, Paleocene