‖ ˌcalamoˈdendron Palæont.
[f. Gr. κάλαµος reed + δένδρον tree.]
A supposed genus of fossil trees; the fruits are found along with calamites, and are supposed by many to belong to them.
| 1873 Dawson Earth & Man vi. 131 The..Calamodendron or Reed-tree..had stems with thick woody walls. |