Seeds from Cassia covesii Covess senna or Desert Senna. A bushy perennial, 1 to 2 feet tall, branching from a woody base. The flowers are produced in several to many stalked clusters at the top of the stems. A small perennial sub-shrub with orangish yellow veined flowers and gray foliage. This desert plant is hardy in zones 9-11. Flowering from March through October