spadix

As a noun spadix

is (botany) a fleshy spike (inflorescence) with reduced flowers, usually enclosed by a spathe.

As an adjective span is

hairless, glabrous.

In botany|lang=en terms the difference between spadix and catkin

is that spadix is (botany) a fleshy spike (inflorescence) with reduced flowers, usually enclosed by a spathe while catkin is (botany) a type of inflorescence, consisting of a slender axis with many unisexual apetalous flowers along its sides, as in the willow and poplar.

As nouns the difference between spadix and catkin

is that spadix is (botany) a fleshy spike (inflorescence) with reduced flowers, usually enclosed by a spathe while catkin is (botany) a type of inflorescence, consisting of a slender axis with many unisexual apetalous flowers along its sides, as in the willow and poplar.

In botany terms the difference between spikelet and spadix

is that spikelet is a small, or secondary spike, especially one of many in the inflorescence of a grass or sedge while spadix is a fleshy spike (inflorescence) with reduced flowers, usually enclosed by a spathe.

As nouns the difference between ravenala and spadix

is that ravenala is any of the genus (taxlink) of plants related to the banana while spadix is (botany) a fleshy spike (inflorescence) with reduced flowers, usually enclosed by a spathe.