Thymophylla tenuiloba

Thymophylla tenuiloba, also known as the Dahlberg daisy, small bristleleaf pricklyleaf, golden fleece, or shooting star is a bushy, multi-branched flowering annual from the family Asteraceae.
Native to south central Texas and northern Mexico, it produces a large number of small, yellow flowers and demonstrates a trailing habit.|
It is tolerant of heat and dry conditions and is sometimes sold as a summertime annual plant in areas beyond its native range.
The plant was once known as Hymenatherum tenuilobum in the De Candolle system.
(From Wikipedia on 16.5.13)
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I hope Thymophylla tenuiloba

Thank you Sir!

Thymophylla tenuiloba as identified by … on Facebook

Interestingly Sir, you identified my uploads of this species in eFI, though long ago.

This is what people say: Age catching up.
After your comment I checked my database to find that I had photographed this and identified it from DU Flower show in 2011.

In fact identified by … on 7-5-2013 during Asteraceae Fortnight

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References:

The Plant List  GRIN  Wikipedia missouri botanical garden