Lasthenia gracilis
Lasthenia gracilis, the needle goldfields, is an annual plant with yellow flowers that grows in California and Arizona in southwestern United States, and Baja California in northwestern Mexico. It is in the genus "Lasthenia" of the family Asteraceae. Description. "Lasthenia gracilis" is a generally hairy herb, up to tall, branched or unbranched. The leaf is , linear to oblanceolate, without teeth and more or less hairy. The involucre is . The flower head has 6 to 13 ray flowers long. The disk flowers are numerous.