- Clusters of sporangia
- According to 2 sources
Fern Structure - US Forest Service
- Leaves. The leaves of ferns are often called fronds. Fronds are usually composed of a leafy …
- Fiddleheads. As new fronds emerge, generally in the spring, they unroll, these unrolling …
- Leaf Divisions. Depending on the species, fern leaves display a wide array of divisions. …
- Dimorphic Fronds. Some ferns have two kinds of fronds: fertile fronds (leaves with …
- Fern Sori. Sori (singular: sorus) are groups of sporangia (singular: sporangium), which …
Fern - Spore, Sorus, Reproduction | Britannica
- Hand in hand with the reduction in size of single sporangia are seen more and more complex a…
The stages in progressive evolution of sori can be depicted as follows: (1) simple clusters of sporangia, these more or less coalesced (family Marattiaceae) or separate (Gleicheniaceae), all of them maturing at the same time, (2) gradate clusters of sporangia, the outermost ones maturin…
- Hand in hand with the reduction in size of single sporangia are seen more and more complex a…
Ferns: Unveiling The Intriguing Sori Clusters In Plant Biology
Dec 3, 2024 · In ferns, sori form a yellowish or brownish mass on the edge or underside of a fertile frond, which is the fern's leaf. These fronds can be divided into segments called pinnae, with …
Sorus - Wikipedia
Fern Spores Under a Microscope - Rs' Science
The sporangia are reproductive structures and are found in clusters (called sori; singular sorus) underneath the fronds. The fronds are the leaves of the fern …
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Sorus | Ferns, Spores & Reproduction | Britannica
Sorus, in botany, brownish or yellowish cluster of spore-producing structures (sporangia) usually located on the lower surface of fern leaves. A sorus may be protected during development by a scale or flap of tissue called an indusium.
The evolution, morphology, and development of fern …
This evidence, along with studies designed to understand the molecular genetic basis of fern leaf diversity will provide crucial data on leaf developmental pathways in ferns and allow us to refine existing hypotheses on fern leaf …
Sori - (General Biology I) - Vocab, Definition, Explanations - Fiveable
Sori are clusters of sporangia, which are structures that produce and contain spores, typically found on the underside of fern leaves. These clusters are key to the reproductive process of …
What Are Fern Leaves Called: Understanding Ferns
Understanding the intricate world of fern leaves, including their structure, types, unique features, fiddleheads, division insights, dimorphic fronds, sori details, and reproduction overview has shed light on the fascinating aspects of these plants.
Fern Fronds - Basic Biology
May 23, 2014 · Fern fronds are the leaves of ferns. They are a major organ of a fern and range significantly between species. Some species of tree ferns have fronds that grow as large as 5 m long while other species are limited to …
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