Bull. Sci. Soc. Philom. Paris 1817: 31. 1817


in F. Cuvier, Dict. Sci. Nat. ed. 2, 7: 383. 1817

Common names: Larkdaisy
Etymology: Latin centrum, center, and atherum, prickle or awn, perhaps alluding to spine-tipped middle phyllaries of original species
Treatment appears in FNA Volume 19. Treatment on page 206. Mentioned on page 67, 201.
Perennials (or functionally annuals), 1–3(–8+) dm (stems sometimes rooting at proximal nodes). Leaves cauline; sessile or petiolate, petioles ± winged; blades ovate to obovate, lanceolate, or linear, bases ± cuneate, margins toothed, apices acute, abaxial faces usually ± hirtellous to strigillose or tomentose, sometimes nearly glabrous, adaxial faces sparsely scabrellous or glabrate, both usually resin-gland-dotted. Heads discoid (pedunculate, each subtended by 3–8+, ± foliaceous bracts), borne singly. Involucres ± hemispheric, 6–12(–18+) mm diam. Phyllaries 24–50+ in 4–8+ series, each proximally firm, distally ± scarious, the outer ovate to deltate or lanceolate, inner oblong to lanceolate, margins entire, tips rounded to acute, usually apiculate to seta-tipped or attenuate-spinose, abaxial faces glabrous or sparsely strigillose to tomentose and usually ± resin-gland-dotted distally. Florets 30–50(–100+); corollas usually lavender to purplish (rarely white), tubes longer than funnelform throats, lobes 5, lance-linear, ± equal. Cypselae ± columnar to plumply clavate, 8–10-ribbed, glabrous, often resin-gland-dotted; pappi caducous, of 20–40 lance-linear to subulate scales. x = 16.


Fla., Neotropics, Pacific Islands (Philippines), Australia.


Species 2–4 (1 in the flora).

Facts about "Centratherum"
AuthorJohn L. Strother +
AuthorityCassini +
Common nameLarkdaisy +
DistributionFla. +, Neotropics +, Pacific Islands (Philippines) + and Australia. +
EtymologyLatin centrum, center, and atherum, prickle or awn, perhaps alluding to spine-tipped middle phyllaries of original species +
Illustration copyrightFlora of North America Association +
IllustratorBee F. Gunn +
Publication titleBull. Sci. Soc. Philom. Paris + and in F. Cuvier, Dict. Sci. Nat. ed. +
Publication year1817 +
Referencegleason1922a + and kirkman1981a +
Source xmlhttps://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f50eec43f223ca0e34566be0b046453a0960e173/coarse grained fna xml/V19-20-21/V19 248.xml +
SynonymsCompositae +
Taxon familyAsteraceae +
Taxon nameCentratherum +
Taxon parentAsteraceae tribe Vernonieae +
Taxon rankgenus +
VolumeVolume 19 +