Pyrena
From Wikipedia, the free encyclopedia
- This article is about a subject of plant anatomy;
For 'Pyrene', or other uses of 'Pyrena', see Pyrene (disambiguation);
For 'Pirene', see Pirene.
- This article is about a subject of plant anatomy;
Not to be confused with pyrenoid, an organelle within the chloroplast of some algae and hornworts
Pyrenes extracted from a single fruit of Crataegus punctata
Pyrena or pyrene is the name for a nutlet resembling a seed, within a drupe or drupelet.
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