angiosperm

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angiosperm

any member of the class Angiospermae, in which the seeds are enclosed in an ovary The class contains the most advanced vascular plants. Each member of the class is either a MONOCOTYLEDON (e.g. grasses, tulips) or a DICOTYLEDON (e.g. apple, primrose). See PLANT KINGDOM for a more complete classification.
References in periodicals archive ?
If angiosperms and gymnosperms continue to move in different directions, the mixed-species forest systems that other plant and animal species depend on for survival may start to break up.
Range extensions and county records for angiosperms from the southwestern Cross Timbers in Eastland County, Texas.
Our results from the pRDA were similar to those of Barros (2008), in studies in streams of the Madeira-Purus basins, who observed that the community structure was significantly affected by depth, flow, woody angiosperms and the presence of bare bank/grasses.
This study also indicated that deforestation and poplar industry along habitat loss, over grazing, unawareness, annual fire practices and exploitation of medicinal plants were the major threats to the angiosperms of Rawalakot.
Grouped vessels are advantageous in angiosperms at large unless (in accordance with the concept (Carlquist 1984) vessels are associated with tracheids.
Epigenetic regulation of reproductive development and the emergenceof apomixisin angiosperms.
Adaptive radiation of reproductive characteristics in angiosperms, I: pollination mechanisms.
An introduction to the embryology of Angiosperms, P: 453.
Described are 172 genera (142 native and 30 non-native), and 457 species and lesser taxa (381 native and 76 non-native) in Kentucky and Tennessee of 15 gymnosperms and 442 angiosperms.
Most bordered pit pairs in woods of angiosperms lack pit membranes differentiated into torus and margo.
In a letter to his friend Joseph Hooker, Charles Darwin in 1879 famously referred to the origin of flowering plants - the angiosperms - as an 'abominable mystery.