noun
spadix
A botanical term for a fleshy spike of flowers, typical of plants like the arum family.
ミズバショウの肉穂花序は白い仏炎苞に包まれている。
The spadix of the skunk cabbage is wrapped in a white spathe.
The spathe, a large bract that often encloses a spadix; 肉穂花序 is the spike itself.
Compound of 肉 (flesh), 穂 (ear/spike), and 花序 (inflorescence). The term is a direct calque from Western botanical terminology.