Himanthaliaceae (order Fucales) A family of brown seaweeds, which includes a single genus, Himanthalia. The plant lives for 2 years. During the first year a stalked, disc-like thallus is formed; this measures several centimetres across. In the second year 1–4 long, strap-like branches grow from the disc, and these bear the conceptacles within which gametes are formed. There is 1 British species, H. elongata (sea thong), found at or near the low-water mark on exposed shores.
More From encyclopedia.com
Sea Cucumber , sea cucumber, any of the flexible, elongated echinoderms belonging to the class Holothuroidea. Although sea cucumbers have the basic echinoderm radia… Seaweed , seaweed, name commonly used for the multicellular marine algae. Simpler forms, consisting of one cell (e.g., the diatom) or of a few cells, are not g… Bryophyta , Bryophyta (brī´əfī´tə, brī´əfī´tə), division of green land plants that includes the mosses (class Bryopsida), the liverworts (Marchantiopsida), and t… Seedless Vascular Plants , The Lycophyta, Equisetophyta, and Psilophyta are collectively referred to as the fern allies because, like the ferns (Pterophyta), they reproduce by… Cycadophyta , Cycadophyta (cycads) A division of gymnosperms comprising plants with leaves and habit similar to those of palm trees, although some species are quit… Tardigrades , Water bears or tartigrades are about 500 species of tiny aquatic invertebrate animals in the phylum Tartigrada, including about 90 species in North A…
About this article
Updated About encyclopedia.com content Print Article
You Might Also Like