what does fothergilla mean?

FOTHERGILLA as NOUN

Meaning
- any of several deciduous low-growing shrubs of the genus Fothergilla having showy brushlike spikes of white flowers in spring and fiery red and orange autumn color
- grows from Alabama to the Allegheny Mountains
Synonym(s)
- witch alder (what does witch alder mean?)
Hypernyms(s) fothergilla is a kind of… Example: animal is a hypernym of mammal, plant is a hypernym of flower
- shrub (what does shrub mean?)
- bush (what does bush mean?)