Egyptian grass vs Dactyloctenium aegypticum

Egyptian grass and Dactyloctenium aegypticum both are nouns.

Word	Noun	Adjective	Verb	Adverb
Egyptian grass	Yes	No	No	No
Dactyloctenium aegypticum	Yes	No	No	No

As nouns, Egyptian grass and Dactyloctenium aegypticum are synonyms defined as:

Egyptian grass and Dactyloctenium aegypticum: a creeping grass with spikes like fingers

Other synonyms of Egyptian grass include crowfoot grass.

Egyptian grass (noun)	Dactyloctenium aegypticum (noun)
a creeping grass with spikes like fingers	a creeping grass with spikes like fingers