Leaf margins are finely serrate which give a look of a tooth, have a smooth upper surface but its lower surfaces are a bit prickly.
The Cerambycidae, or longhorn beetles, are recognizable by their slender, elongate feelers, which are never clubbed and rarely serrate.
Most saw-fly larvae devour leaves, and the beautifully serrate processes of the ovipositor are well adapted for egg-laying in plant tissues.
The leaves of hemp have five to seven leaflets, the form of which is lanceolate-acuminate, with a serrate margin.
They are as a rule of a very hardy character, thriving best in northern latitudes - the trees having round, slender branches, and serrate, deciduous leaves, with barren and fertile catkins on the same tree, and winged fruits, the so-called seeds.