pandanus vs screw pine

pandanus and screw pine both are nouns.

Word	Noun	Adjective	Verb	Adverb
pandanus	Yes	No	No	No
screw pine	Yes	No	No	No

As nouns, pandanus and screw pine are synonyms defined as:

pandanus and screw pine: any of various Old World tropical palmlike trees having huge prop roots and edible conelike fruits and leaves like pineapple leaves

pandanus (noun)	screw pine (noun)
any of various Old World tropical palmlike trees having huge prop roots and edible conelike fruits and leaves like pineapple leaves	any of various Old World tropical palmlike trees having huge prop roots and edible conelike fruits and leaves like pineapple leaves
fiber from leaves of the pandanus tree; used for woven articles (such as mats)