peduncular

noun

1. Anat. a stalklike bundle of nerve fibers connecting various parts of the brain
2. Bot.
   1. the stalk of a flower cluster or inflorescence
   2. the stalk of a solitary flower which is regarded as a reduced inflorescence, as in the narcissus
3. Med. a narrow, stalklike base of a tumor or polyp
4. Zool. a slender, stalklike part, as between the abdomen and middle section of an insect, or the stalk of a goose barnacle; pedicel