Noun: helianthemum ,hee-li'an-thu-mum
- Any plant of the genus Helianthemum; vigorous plants of stony alpine meadows and dry scrub regions
"Helianthemum, or rock rose, thrives in poor, well-drained soil";
- sunrose, sun rose
Derived forms: helianthemums
Part of: genus Helianthemum
Encyclopedia: Helianthemum