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Rachis

The central midrib or stalk of the fern's lamina.

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

Rights: The University of Waikato Te Whare Wānanga o Waikato
Published: 29 March 2015Size: 82.56 KB