Plantae1 - became dominant plants in the Northern...

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
Plantae– Anthophyta: angiosperms, flowering plants Ovules enclosed in a carpel and seeds produced in fruits; both gemetophytes highly reduced (female a seven-celled structure, male the germinated pollen grain); sporophyte the dominant plant First fossil flowers appear in Cretaceous beds 130 million years old; in next 35 million years (Upper Cretaceous), angiosperms spread and
Background image of page 1
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: became dominant plants in the Northern Hemisphere and, in next 10 million years, in the Southern Hemisphere also Most successful of all the plant groups; insect-pollinated flowers basic; seeds with embryos enclosed in a resistant seed coat enabled plants to be widely dispersed; physiological adaptations and production of secondary metabolites of importance in their success...
View Full Document

This note was uploaded on 11/14/2011 for the course BIO 1421 taught by Professor Farr during the Fall '08 term at Texas State.

Ask a homework question - tutors are online