Queen Victoria's Last Prime Minister: Archibald __
This page is the CodyCross answer for the clue below from Botanical Garden, Group 1433, Puzzle 5 (Ranunculus).
Question is: Queen Victoria's Last Prime Minister: Archibald __
and the answer is: PRIMROSE
Word Meaning:
PRIMROSE — A flowering plant of the genus Primula.
Definitions from Wiktionary.