Syn. Gen. Compos., 221. 1832.

Etymology: Greek kalypto, covered or hidden, and karpos, fruit
Treatment appears in FNA Volume 21. Treatment on page 133. Mentioned on page 65, 67.

Perennials, to 30 cm. Stems prostrate to decumbent, branched throughout. Leaves cauline; opposite; petiolate; blades (± 3-nerved) deltate to ovate or lanceolate, bases cuneate to truncate, margins toothed, faces ± scabrellous. Heads radiate, borne singly (in axils). Involucres obconic, 3–8 mm diam. Phyllaries persistent, 5 in 1(–2) series (linear to lanceolate, herbaceous). Receptacles convex, paleate (paleae persistent, scarious). Ray florets 3–8, pistillate, fertile; corollas pale yellow. Disc florets 10–20, bisexual, fertile; corollas yellow, tubes shorter than funnelform throats, lobes 4–5, ± deltate. Cypselae compressed or flattened, cuneate (faces often tuberculate); pappi persistent, of 2(–5+) stout awns. x = 12.


s United States, Mexico, Central America.


Species 2 (1 in the flora).

Selected References


... more about "Calyptocarpus"
John L. Strother +
Lessing +
s United States +, Mexico +  and Central America. +
Greek kalypto, covered or hidden, and karpos, fruit +
Syn. Gen. Compos., +
Undefined (tribe Undefined) subtribe Enceliinae +, Undefined (tribe Undefined) subtribe Engelmanniinae +, Undefined (tribe Undefined) subtribe Spilanthinae +, Undefined (tribe Undefined) subtribe Verbesininae +  and Undefined (tribe Undefined) subtribe Zinniinae +
Calyptocarpus +
Asteraceae (tribe Heliantheae) subtribe Ecliptinae +