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Conifers: example of gymnospermsWhat they are Gymnosperms are vascular and spermatophyte plants that produce seeds.
What are
Gymnosperms are vascular and spermatophyte plants that produce seeds.
Main characteristics of gymnosperm plants:
- The seeds are not formed in a closed ovary.
- Fertilization occurs without the need for water to displace the male gamete.
- They can be trees or shrubs.
- They are woody plants and very common in regions of cold and temperate climates.
- Gymnosperms do not produce fruits.
- They have bare seeds, ie without fruit.
- They are terrestrial life plants.
- They have fertile leaves, as well as stem, root and flowers.
- Gymnosperms produce pollen grains for the reproductive process.
Gymnosperms examples
- Araucaria Forest, present in southern Brazil. The most common species of this forest formation is the parana pine.
- Taiga (Coniferous Forest), present in the cold regions of the northern hemisphere.
- Cica which is also known as sago palm. It is very common in gardens and is used as a decorative element.
- Ginkgo Biloba, tall tree (can reach 25 meters high).
- Trees of the genus Pinus (sequoias, chamaciparis, cedars, Araucaria, cypress and fir).
Scientific classification:
Domain: Eukaryota
Kingdom: Plantae
Superdivision: Spermatophyta
Division: Gimnospermae
Divisions:
- Pinophyta (conifers)
- Cycadophyta (Cycads)
- Ginkgophyta (ginkgo)
- Gnetophyta (gnetophytes)
