Foeniculum dulce vs Foeniculum vulgare dulce

Foeniculum dulce and Foeniculum vulgare dulce both are nouns.

Word	Noun	Adjective	Verb	Adverb
Foeniculum dulce	Yes	No	No	No
Foeniculum vulgare dulce	Yes	No	No	No

As nouns, Foeniculum dulce and Foeniculum vulgare dulce are synonyms defined as:

Foeniculum dulce and Foeniculum vulgare dulce: grown especially for its edible aromatic bulbous stem base

Other synonyms of Foeniculum dulce include Florence fennel.

Foeniculum dulce (noun)	Foeniculum vulgare dulce (noun)
grown especially for its edible aromatic bulbous stem base	grown especially for its edible aromatic bulbous stem base