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pinnule

NOUN
  1. division of a usually pinnately divided leaf

How To Use pinnule In A Sentence

  • The food is transferred down the arms to the mouth by tube feet located on the pinnules and arms.
  • Pinnules lanceolate, strongly decurrent so that the pinnæ are merely pinnatifid. The Fern Lover's Companion A Guide for the Northeastern States and Canada
  • Fertile fronds have clusters of elongate sporangia that partially replace pinnules.
  • Fertile fronds have clusters of elongate sporangia that partially replace pinnules.
  • An unusually large and rare form with triangular, lanceolate, and pinnatifid pinnules, having blunt, oblong segments. The Fern Lover's Companion A Guide for the Northeastern States and Canada
  • Their relative inedibility and dense network of arms and pinnules makes crinoids attractive to commensals - organisms which benefit from close association with a host - and other small animals that wish to hide from predators.
  • In the east it is often dwarfed -- six to ten inches high, growing in tufts with stout rootstocks, having the pinnules finely toothed instead of rounded and the indusia often lunate, rarely twice as long as broad. The Fern Lover's Companion A Guide for the Northeastern States and Canada
  • Fishelson and Nichols observed fish targeting organisms sheltering in the arms and pinnules of living crinoids.
  • If the primary pinnae are divided, then the individual divisions are known as pinnules.
  • Predators mistaking the pinnule tips for the tegmen could take bites out of the distal parts of the pinnules.
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