Above is Thunbergia grandiflora an evergreen vine. The blue to mauve flowers are about 8 cm across with a 4 cm long tube that is pale yellow inside. Common names include Blue Skyflower and Skyvine. It is a houseplant in temperate climates.
‘Salmon Shades’ is a tender, evergreen, twining climber, often grown as an annual, with triangular to ovate, toothed, dark green leaves and, from summer to autumn, flowers in shades of pale yellow, salmon, and pink.
Thunbergia alta – Black Eyed Susan is an eye-catching day beautiful five petalled flower with a jet black eye. This easy annual used to be regarded as a conservatory climber for growing in tubs, soil borders or from hanging baskets, but in recent years it has become a popular subject for outdoor cultivation, both in baskets, pots and in more protected corners of the garden