from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A supposed sponge-like expansion of the tip of a rootlet for absorbing water.
from the GNU version of the Collaborative International Dictionary of English
- n. A supposed spongelike expansion of the tip of a rootlet for absorbing water; -- called also spongelet.
from The Century Dictionary and Cyclopedia
- n. In botany, a former name of the spongy tissue of a root-tip, from its supposed property of sucking up moisture like a sponge. Also called spongelet.
Latin spongiola a rose gall, small roots, diminutive of spongia: compare French spongiole. (Wiktionary)
The pistil consists of a hollow tube called the style, terminating at one end in a kind of spongiole named the stigma; at the other, in the seed-vessel or ovary.
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