- 1
A seed coat.
- The testa develops from the tissue, the integument, originally surrounding the ovule.
- 2
The external calciferous shell, or endoskeleton, of an echinoderm; the test.
testa
'testә3 senses · 214 ms
A seed coat.
The external calciferous shell, or endoskeleton, of an echinoderm; the test.