红菜苔叶片叶绿素含量、叶面积指数及比叶重与群体光合速率成正相关；

B. campestris content of leaf chlorophyll, leaf area index , leaf area-weight ratio were positive significantly correlated with the PR.

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叶沿茎松散生长或成半莲座型，叶倒披针形，骤尖，3 - 6厘米长1 - 2，4厘米宽，6 - 8毫米厚，绿色，叶缘红。

Leaves diffuse along the stem or subrosulate, oblanceolate, cuspidate, 3 – 6 x 1 – 2,4 cm, 6 - 8 mm thick, green, margin red.

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