acicula

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acicula

[ə′sik·yə·lə]
(botany)
A needle-shaped part, for example, of a plant or crystal.
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References in periodicals archive ?
Aciculae in anterior parapodia are widened distally, some with a tiny hair-like extension.
The other difference with Scoloplos cylindrifer is the absence of emerging abdominal neuropodial aciculae in Scoloplos juanfernandezensis n.
is characterized by the number of its thoracic chaetigers, branchiae, uncini and bilobed abdominal neuropodia with protruding aciculae.
All specimens have bifid neurosetae, yellow aciculae, three smooth antennae and smooth dorsal cirri, which fits with P.