Footpole

The footpole is the narrower apex, or pole, of a clavate valve. It often contains an apical porefield. Example genera include Didymosphenia, Gomphoneis and Gomphonema.

Alternative Terms

base pole: This alternative is used in Round (1990).

Citations

Round, F.E., Crawford, R.M. and Mann, D.G. (1990) The Diatoms. Biology and Morphology of the Genera. Cambridge University Press, Cambridge, 747 pp.

G Olivaceum Footpole — The footpole of *Gomphoneis olivaceum*.

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