More ideas from sagarara
蓮 | 梅雨季 [pixiv] / Lotus | Art by Kaytseki on pixiv (http://www.pixiv.net/member_illust.php?mode=medium&illust_id=39038583)

Her flower is the Water Siren. A blue rose with a blue neon center and a gray border. She has to lay in the water and the flower dresses her underwater.