shad-flower vs Draba verna

shad-flower and Draba verna both are nouns.

Word	Noun	Adjective	Verb	Adverb
shad-flower	Yes	No	No	No
Draba verna	Yes	No	No	No

As nouns, shad-flower and Draba verna are synonyms defined as:

shad-flower and Draba verna: annual weed of Europe and North America having a rosette of basal leaves and tiny flowers followed by oblong seed capsules

Other synonyms of shad-flower include shadflower, whitlow grass.

shad-flower (noun)	Draba verna (noun)
annual weed of Europe and North America having a rosette of basal leaves and tiny flowers followed by oblong seed capsules	annual weed of Europe and North America having a rosette of basal leaves and tiny flowers followed by oblong seed capsules