Fig. 4From: Occurrence of Brachyoxylon Hollick et Jeffrey from the Lower Cretaceous of Zhejiang Province, southeastern ChinaBrachyoxylon zhejiangense sp. nov. Tian, Zhu et Wang (PMOL-B-01476-b, c) from the Lower Cretaceous Guantou Formation in Xinchang of Zhejiang Province, SE China. a–c Longitudinal section, showing details of the cross-field with 2–7 contiguous, compressed and alternately arranged oculipores, scale bar = 0.1 mm; d–e Tangential section, showing details of xylem ray cells, mostly uniseriate and occasionally partially biseriate, scale bar = 0.5 mmBack to article page