hypoblast, hypoblast us

[Pref. hypo-, and Gr.blastos =a sprout, a shoot.] 1. Anat .: The term applied by Foster and Balfour to the lower germs or lower layer of cellular elements in a blastoderm (q. v.). There are ultimately developed from it the alimentary canal, the liver, . 2. Bot . The name given by Richard to a scut ell i form cotyledon of wheat, which he thought a particular modification of the radicle.