Bulbils present inside or outside a bulbar tunica, sometimes also in cauline foliage leafaxils. Foliage leaves alternate; basal ones 1-4, cauline ones often absent, sometimes present (G. subgen. Hornungia). Inflorescence a raceme or corymose to umbelliform, sometimes 1-flowered. Bracts often present, sometimes absent (G. subgen. Hornungia). Perianth usually stellately spreading and flat. Tepals usually acute at apex, yellow or greenish, rarely white [G. graeca (1.) Dandy, G. trinervia (Viv.) Greuter], without a nectary, persistent, becoming green and thickening in fruit, often longer than a fruit. Filaments filiform or thickened in basal part. Anthers ellipsoid to globose. Style distinct, trilobate to trifid. Capsule ellipsoid to obovoid, usually 3-angled. Seeds often ellipsoidal or sharp-angled, sometimes flattened (G. subgen. Hornugia), sometimes with a lateral raphe crest or a raphal elaiosome. Embryo in G. subgen. Hornugia well developed, while minute in the myrmecochorous species (G. subgen. Gagea).