| Family : | PAPAVERACEAE (Poppy Family) | 
| Common Name (UK) : | Hollow Larkspur | 
| Common Name (DE) : | Hohler Lerchensporn | 
| Common Name (FR) : | Corydale à tubercule creux, Corydalis creuse, Bec d'oie, Fumeterre creuse | 
| Habitat : | Shady forests, especially in association with beech and ash-trees. It prefers nutrient-rich soil and can be found in middle and south Europe | 
| Remarks : | Corydalis cava is very similar to Corydalis solida. It is different in that the bracts (small leaves at the upper end of the flower stalk) are oval with a smooth, unlobed edge. Also found are white flowers along with the purple colored ones. | 
| First appearing : | April | 
| Abundance : | Abundant | 
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