In some classifications included in genus Gentiana

• Genus of herbs with flowers that resemble gentian
• Low-growing alpine plant cultivated for its dark glossy green leaves in basal rosettes and showy solitary bell-shaped blue flowers

Wikipedia Word definitions in Wikipedia
Gentianella is a plant genus in the gentian family (Gentianaceae). Plants of this genus are known commonly as dwarf gentians . There are about 256 species in this genus. They are perennial herbs that occur in alpine and arctic habitat types. They are distributed ...

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Gentianella \Gen`tian*el"la\, n. [See Gentian .] A kind of blue color. --Johnson.

Wiktionary Word definitions in Wiktionary
n. (context botany English) Any of the genus ''Gentianella'' of dwarf gentians.