Cytogeography of Gagea bohemica (Liliaceae) outside the Mediterranean: two ploidy levels, spatial differentiation of cytotypes, and occurrence of mixed-ploidy populations | Plant Systematics and Evolution
European Wild Plant: Gagea fragifera A Star of Bethlehem
Gagea - Wikispecies
Gagea bohemica (Zauschn.) Schult. & Schult.f. | Plants of the World Online | Kew Science
Snowdon lily, Gagea serotina, in flower in the high Swiss Alps Stock Photo - Alamy
Gagea fragifera (Yellow Star-of-Bethlehem) - The Alpine Flora of Zermatt, Switzerland