spadix

IPA: spˈeɪdɪks

(botany) A fleshy spike (inflorescence) with reduced flowers, usually enclosed by a spathe, characteristic of aroids.
(zoology) A male sexual organ of certain cephalopods and hydrozoans (especially the nautilus), used to transfer sperm.

Examples of "spadix" in Sentences

Anthurium flowers are small (about 3 mm) and develop crowded in a spike on a fleshy axis, called a spadix, a characteristic of the Araceae.
Starting Sept. 2, Metis prepared to bloom by sending up the spadix, which is growing daily and will keep growing during the blossoming process.
When emerging above the ground, the flower shows itself as a pale-green, bud-shaped configuration composed of a petal-like spathe that surrounds a central spike-like spadix, which is concealed inside at first, and eventually grows in size and finally revealing itself as the entire flower swells.
When coming out from the ground, the [[flower]] shows itself as a green, bud-shaped configuration composed of a petal-like spathe that surrounds a central spike-like spadix, which is concealed inside at first, and eventually grows in size and finally revealing itself as the entire flower swells.
Here again we are struck by resemblances to the forms that were the subjects of our previous study, we even come across direct transitional forms, which differ from the others only by the lateral curve of the apex of the leaf; sometimes it is the central part, the spadix, that is bent outward, and the very details show a striking agreement with the structure of the aroid inflorescence, so much so that one might regard them as actually copied from them.