from Wiktionary, Creative Commons Attribution/Share-Alike License
- proper n. A taxonomic class within the phylum Heterokontophyta.
from The Century Dictionary and Cyclopedia
- One of the four great classes of algæ containing most of those forms which are of a brown color. The vast majority of this class are marine.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. brown algae; mostly marine and littoral eukaryotic algae
Sorry, no etymologies found.
'' 'Phaeophyceae' '' can be found in [[marine]] environments.
For example, Rhodophyta (red algae) store energy in the form of floridean starch, whereas the Phaeophyceae (brown algae) store their energy in the form of laminarin.
Seasonal changes in the levels of cytokinins in Sargassum heterophyllum (Phaeophyceae).
All but four species of Phaeophyceae live in salt water
Reproduction can happen in two ways with Phaeophyceae, it is either isogamous (where the gametes look alike), or anisogamous (with a large female egg, and small male sperm) depending on the species.
Phaeophyceae has two kinds of genomes, one is the mitochondria of
Phaeophyceae is a large class formed by 265 genera and includes more than 1700 species
For example, the largest, fastest growing species in Phaeophyceae, macrocystis pyrifera, starts when spore producing sporophytes kind of the plant produce spores which are either female or male gametophytes.