paleodendrology vs palaeodendrology

paleodendrology and palaeodendrology both are nouns.

Word	Noun	Adjective	Verb	Adverb
paleodendrology	Yes	No	No	No
palaeodendrology	Yes	No	No	No

As nouns, paleodendrology and palaeodendrology are synonyms defined as:

paleodendrology and palaeodendrology: the branch of paleobotany that studies fossil trees

paleodendrology (noun)	palaeodendrology (noun)
the branch of paleobotany that studies fossil trees	the branch of paleobotany that studies fossil trees