The central midrib or stalk of the lamina. It is a continuation of the stipe. Often the rachis differs from the stipe, both in colour and covering of hairs and scales.
Image acknowledgement: University of Waikato
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The central midrib or stalk of the lamina. It is a continuation of the stipe. Often the rachis differs from the stipe, both in colour and covering of hairs and scales.
Image acknowledgement: University of Waikato
