Stemmy Four-nerve Daisy
Tetraneuris scaposa (DC.) Greene var. argyrocaulon Parker
Longevity : Perennial
Bitterweed can be found in sandy calcareous soils of the South Texas Plains. It reaches seven inches in height with leaves growing up 1/3 of the stem. The leaves are woolly in appearance and are 1/2 to 1 1/2 inches long. The flower head consists of numerous yellow disk flowers and 12 to 31 bright yellow ray flowers with red-brown veins that are visible on the underside. Bitterweed blooms from February to April. The name Bitterweed is due to the bitter taste and bad odor caused by a resinlike substance found on the plant.
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