The feelers have one or more thickened basal segments, while the remaining segments are slender and threadlike.
In the course of division two bodies appear in the cytoplasm, and behave as centrosomes during the karyokinesis; they gradually become threadlike and coil round each daughter nucleus.
The filament is usually, as its name imports, filiform or threadlike, and cylindrical, or slightly tapering towards its summit.
The threadlike blue foliage and blue flower heads form dense upright tussocks.
Axon-A long, threadlike projection that is part of a neuron (nerve cell).