Gnephosis acicularis, commonly known as zigzag gnephosis,[2] is a flowering plant in the family Asteraceae and is endemic to the south-west of Western Australia. It is an erect annualherb with linear leaves, yellow flowers in egg-shaped heads, and brown, oval cypselas.
Gnephosis acicularis is a erect annual herb with erect stems and branches up to 80–330mm (3.1–13.0in) long. Leaves are arranged alternately, sessile, linear, about 3–47mm (0.12–1.85in) long and 0.1–0.9mm (0.0039–0.0354in) wide. The flowers are arranged in clusters of 6 to 50 in an oval or egg-shaped head 4.2–7mm (0.17–0.28in) long and 4–12mm (0.16–0.47in) in diameter. There are 15 to 20 bracts in about three rows at the base of the heads. The petals are yellow and form a tube 1.3–1.6mm (0.051–0.063in) long and there are five stamens. Flowering has been observed from late September to about mid November and the fruit is a brown achene0.4–0.5mm (0.016–0.020in) long with the pappus about the length of the petals.[3][2]
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