Serotinous meaning

sĭ-rŏtn-əs, sĕrə-tīnəs
Remaining on a tree after maturity and opening to release seeds only after exposure to certain conditions, especially heat from a fire. Used of the cones of gymnosperms.
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Being a species having such cones.

Serotinous pines.

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Late in developing, opening, or blooming. For example, serotinous pine cones may persist unopened on the tree for years and only burst open during a forest fire. Serotinous flowers on trees develop only after the tree has produced leaves.
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(of conifer cones) Requiring the heat of a wildfire to open, in order to disperse its seed.
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Appearing or blossoming later in the season than is customary with allied species.
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Origin of serotinous

  • Latin sērōtinus coming late from sērō at a late hour from sērus late

    From American Heritage Dictionary of the English Language, 5th Edition

  • Latin serotinus, from serus late.

    From Wiktionary