20 40 60
Displaying 1 - 11 out of 11 Object(s)
Term Definition
Circumferentially winged seed A wing completely surrounding the circumference of the seed. Circumferentially winged seeds and leaf-like cotyledons of Couratari. Drawing by B. Angell.
Seed The mature ovule that contains the embryo within the seed coat. Lateral aril of Eschweilera biflava. Photo by R. Aguilar.
Seed coat (= testa) The outer covering of a seed. Same as testa. Sectioned seeds of Gustavia augusta showing fleshy cotyledons. Photo by S. A. Mori.
Seed coat (= testa) The outer covering of a seed derived from the integuments of the ovule. Seed coat of Lecythis poiteaui. Photo by S. A. Mori..
Seed dormancy Referring to seeds that do not germinate until some time after they are dispersed. Many species of secondary forests, e.g. species of , may remain dormant for years until the right conditions become available for their germination. Seed dormancy. Photos by T. Lobova.
Seed germination lateral The seed germinates from the side. Terminal and lateral seed germination of Lecythidaceae. Drawings by B. angell.
Seed germination terminal The seed germinates at the ends. Terminal and lateral seed germination of Lecythidaceae. Drawings by B. angell.
Seed wing circumferential A wing completely surrounding the circumference of the seed. Circumferentially winged seeds and leaf-like cotyledons of Couratari. Drawing by B. Angell.
Seed wing unilateral The seeds of species of and have wings that arise from one side. Fruit and seeds of Cariniana micrantha, Photo by S. A. Mori.
Unilaterally winged seed Referring to a seed wing that arise from one side. Line drawing of Cariniana micrantha. Drawing by A. Tangerini.
Winged seed Referring to seeds with a wing-like extensions that surround the seed, are are two sides of the side, or extend from one end of the seed, all of which facilitate wind dispersal. Examples of winged seeds. Drawing by B. Angell.