pteridophyte

Examples

• All

• Unfortunately, the highest diversity of pteridophytes is located in tropical regions having restricted access to laboratory facilities.

  Academic text (2002)

• The homosporous pteridophytes produce spores that are uniform in size.

  Academic text (2002)

• Nonetheless, the last quarter century has seen considerable change in our understanding of pteridophyte evolution and genetics.

  Academic text (2002)

• Island systems have also provided some valuable new information for understanding the structure of pteridophyte populations and the flow of genes among populations.

  Academic text (2002)

• On the other hand, not all island pteridophytes are selfing species.

  Academic text (2002)

• When the same numbers are applied to the pteridophytes, over 95% may be called polyploid.

  Academic text (2002)

• Most analyses of island pteridophytes have focused on species in Hawaii.

  Academic text (2002)

• Some hypotheses about how plants with the reproductive characteristics of pteridophytes "should" function on islands have been supported, but others have not.

  Academic text (2002)

• Only by fully integrating all of these components can we obtain an accurate picture of the evolutionary potential of homosporous pteridophytes.

  Academic text (2002)

• The Isotaceae are a small, cosmopolitan family of aquatic, heterosporous pteridophytes that are related to the extant Selaginellaceae and Lycopodiaceae families.

  Blog text (27)

Synonyms

N

nonflowering plant

vspteridophyte

• Specialized

4.6

A plant that has tubes that carry water and food and makes spores instead of flowers or seeds

is a named group of vascular spore producing plants including ferns

Surface Forms

Morphology

Etymology