Lilium species

I'm not sure about the species of these Liliums. If you happen to know, please tell me, too.

Photo: Lilium 0. 'Citronella'. Flowering plant. Annala, Helsinki, Finland. Planted. 2004-08-12.	Photo: Lilium 1. 'Citronella'. Flower. Annala, Helsinki, Finland. Planted. 2004-08-12.	Photo: Lilium 2. 'Citronella'. Flower. Annala, Helsinki, Finland. Planted. 2004-08-12.	Photo: Lilium 3. 'Citronella'. Flowering tops. Annala, Helsinki, Finland. Planted. 2004-08-12.
Photo: Lilium 4. Flower. Tapanila, Helsinki, Finland. Planted. 2006-07-06.	Photo: Lilium 5. 'Citronella'. Flowering plants. Gothenburg bot.g., Sweden. Planted. 2007-07-12.	Photo: Lilium 6. 'Citronella'. Flowering tops. Gothenburg bot.g., Sweden. Planted. 2007-07-12.	Photo: Lilium 7. 'Citronella'. Flower. Gothenburg bot.g., Sweden. Planted. 2007-07-12.

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