Hibiscus, Rose mallow 'Blue Bird', Hibiscus syriacus 'Oiseau Bleu' close up showing stamen.

Hibiscus cultivar. Close cropped view of single flower with prominent pistil and stamens.

Hibiscus flower with protruding pistil and stamens, turned upwards towards sunshine against blue sky.

Hibiscus rosa-sinensis cultivar. Close up of white flower with detail of vivid red pistil and stamen.

Hibiscus, pink flower in Thailand, Chiang Mai, Phrao.

Hibiscus, Hibiscus syriacus.

Hibiscus, Hibiscus syriacus.

Hibiscus, Hibiscus syriacus.

Hibiscus, Hibiscus rosa-sinensis.

Hibiscus.

Hibiscus, Hibiscus rosa-sinensis.

Hibiscus, Hibiscus rosa-sinensis.