echinate

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echinate

[ə′kī‚nāt]
(zoology)
Having a dense covering of spines or bristles.
References in periodicals archive ?
Hairs on the adaxial surfaces of the rachises and costae clavate, 1-3(-4)-celled, the apical cell often enlarged and apparently glandular; rhizome scales denticulate; perispores with uninterrupted folds and finely echinulate surfaces.
1 mm long scattered acicular hairs, sometimes laminar hairs emerging through the sinus of the indusium appear to be part of the indusium proper; spores echinulate.
1 mm long, protruding from the center of the sorus, not easily observed in mature sori; spores echinulate.