Dictionary.com · The American Heritage® Dictionary
|
|
Gymnosperm - Wikipedia, the free encyclopedia
|
||
|
--Gymnosperms are a taxonomic class that includes plants whose seeds are not enclosed in an ovule (like a pine cone). Gymnosperm means as "naked seed". This group is often referred to as softwoods. Gymnosperms usually have needles that stay green throughout the year.
|
||
|
An introduction to backyard gymnosperms ... However, these features are not what make a gymnosperm a gemnosperm. To properly define what a gymnosperm is, we have to get a little technical and speak in terms of flower and fruit anatomy. All gymnosperms share this one feature:
|
||
|
conifers.org: The Gymnosperm Database: natural history, botany and taxonomic information on conifers, cycads, ginkgo and related plants. ... Welcome to the Gymnosperm Database, the web's premier source of information on conifers and their allies.
|
||
|
Description of Pinaceae (Pine family). ... The Pinaceae are by far the most economically and ecologically important gymnosperm family. Without the Pinaceae, the gymnosperms are little more than a botanical curiosity, their dominance largely confined to semiarid regions with their abundant Juniperus.
|
||
|
Reminders; 1. An Introduction to the Plant Kingdom; 2. Some highlights of Plant Evolution; 3. Classification of Plants; 4. Nonvascular Plants; 5. Seedless Vascular Plant; ... may have evolved from seed ferns, an aberrant gymnosperm ... Major Sections of Chapter; Lower Plants; Gymnosperm; Angiosperms: flowering plants;
|
||
|
Seeds; For the lower vascular plants the important evolutionary development was in the water and food conducting tissues of the sporophyte. As we move on through the plant kingdom the next important development was the seed. ... "Gymnosperm" means naked seed.
|