Biology 110

Plant Kingdom - Spore producers

The Plant Kingdom includes two separate evolutionary lines and several taxonomic groups:

Characteristics shared with the (probable ancestral group:) Green Algae:

Shared characteristics of all members of the Plant Kingdom (what makes a plant a plant?):

Benefits of terrestrial life for photosynthetic organisms: Abundant resources - Light and CO2

Environmental challenges to terrestrial life:

Evolutionary lineage 1: Non-vascular plants, e.g. Mosses and Liverworts

Evolutionary lineage 2: Vascular plants, e.g. Ferns et al. , Gymnosperms and Angiosperms

Ferns and their "allies" - Horsetails and Lycopods:

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