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The lineage of gymnosperms dates back to mid-Paleozoic era - over 350 million years ago. They reached their peak dominance during the Mesozoic era (approximately 100-250 million years ago). Since then, there has been a steady decline. Currently there are only 5 orders, 16 families, 86 genera, ca. 840 species.
What else can I help you with?
Naked seed plants are called?
Gymnosperms
Is a cedar a gymnosperms?
No. Conifers are Gymnosperms.
Do gymnosperms have supporting stems?
Yes Gymnosperms have supporting stems.
How are gymnosperms and angiosperms different?
Gymnosperms have cones and angiosperms have flowers/fruits
How do you use gymnosperms in a sentence?
"Gymnosperms are a group of spore-bearing, non-flowering plants; common examples of Gymnosperms are the Pine, Cypresses and Spruce."
Is the white population in the US inclining or declining?
The European American (or White) population is inclining, though it is the second slowest growing racial group in the US today (after African Americans/Blacks). However, the percentage is declining as it is being overshadowed by other racial groups.
Is the fish population inclining or declining?
The fish population is declining due to overfishing, habitat destruction, and pollution. Conservation efforts and sustainable fishing practices are needed to help stabilize and increase fish populations.
What is happening to Mexicos population?
it is growing aka increasing or inclining
Naked seed plants are called?
Gymnosperms
Is a cedar a gymnosperms?
No. Conifers are Gymnosperms.
Do gymnosperms have supporting stems?
Yes Gymnosperms have supporting stems.
How are gymnosperms and angiosperms different?
Gymnosperms have cones and angiosperms have flowers/fruits
What is the scientific name for gymnosperms plant?
The scientific name for gymnosperms is Gymnospermae.
Are gymnosperms and angiosperms different?
Gymnosperms have cones and angiosperms have flowers/fruits
Which generation is dominant in gymnosperms?
The dominant generation in gymnosperms is the sporophyte generation.
What are two local tree species that are gymnosperms?
Conifers are gymnosperms. Leylandi etc
Can Gymnosperms CAUSE illness or disease?
Some Gymnosperms cure others kill
