Whiteray Leastdaisy

Annuals, 8–40 cm, eglandular or minutely glandular; taprooted. Leaves not densely overlapping, proximal and mid cauline blades oblanceolate to oblong-spatulate, 7–35 × (1–)2–10 mm, herbaceous, bases not clasping, flat, faces glabrous or sparsely strigose. Involucres narrowly to broadly conic, 3.8–4.5 × 1.5–2.5 mm. Ray florets 6–15; corollas violet to blue or lavender. Disc florets 8–22, bisexual or functionally staminate. Cypselae (ray) 1.5–2.2 mm, 10-nerved, faces strigose; pappi minute, thickened rings less than 0.1 mm, in 1 series. 2n = 16.

Keerlia bellidifolia A. Gray & Engelmann, Proc. Amer. Acad. Arts 1: 47. 1848

Chaetopappa bellidifolia , called the Edwards lazy daisy, or whiteray leastdaisy, is a North American species of plants in the family Asteraceae. It has been found only in central Texas, largely in the Edwards Plateau.

It i typically found in open calcareous areas, in habitats such as stream bottoms and hillsides.