Black-eyed Susan vine (Thunbergia Alata)

Can anyone help to identify this cute yellow flower?

Added 29 December 2005
Thanks to Carol23 for Identification

Hardiness: Tender perennial grown as an annual
Growth Rate: Rapid
Texture: Medium
Height: 8'
Exposure: Morning sun and afternoon shade
Climbing Method: Twining stems
Flower/ Fruit: Yellow, white, orange flowers summer to fall
Comments: Start seedlings indoors in warm moist soil (germinates in 10 to 21 days); does not like intense heat; prefers light, well-drained soil and moderate to light fertilization
Cultivars: Alba (white), Aurantiaca (yellowish orange), Bakeri (white), Susy (mixed)

Additional Info quoted from http://www.ehow.com/how_6782_grow-black-eyed.html