primine

American  

[prahy-min] / ˈpraɪ mɪn /

noun

Botany.

1. the outer integument of an ovule.

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primine British  

/ ˈpraɪmɪn /

noun

1. rare botany the integument surrounding an ovule or the outer of two such integuments Compare secundine

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Etymology

Origin of primine

1825–35; < Latin prīm ( us ) first ( prime ) + -ine ²

Example Sentences

When two, one has been called Primine, the other Secundine.

From Project Gutenberg

Primine, the outer coat of the covering of the ovule, 110.

From Project Gutenberg

The ovules are the rudimentary seeds, situated in a case at the base of the pistils, each consisting of a central portion, called the nucleus, which is surrounded by two coats, the inner called the secundine, the outer the primine.

From Project Gutenberg

In Mr. Berkeley's carnation the change was not so great, seeing that the nucleus of the ovule was not developed, and sufficient evidence has been above given as to the foliar nature of the primine, while for a leaf to be folded up so as to form a carpel is an ordinary occurrence.

From Project Gutenberg

In this second class of cases the corolla is papilionaceous, the filaments free, the carpellary leaf on a long stalk provided with stipules, its blade more or less like the usual carpel, with its margins disunited or more commonly united with the ovules in the interior, sometimes represented by a foliaceous, dentate primine only.

From Project Gutenberg