Fern fertile frond showing sori

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Size: 5110px × 3421px
Photo credit: © Martin Shields / Alamy / Afripics
License: Licensed
Model Released: Yes

Keywords: bearing, fern, fertile, frond, hand, holding, leaf, person, plant, producing, pteridophyta, pteridophyte, reproduction, seedless, sori, sorus, sporangia, spore, spores, sporophyll, underside, vascular