Flora of North America species comparison

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Coreopsis bigelovii

Coreopsis californica

Bigelow's tickseed

California tickseed
Habit Annuals, 3–20(–40+) cm. Annuals, 5–20(–30+) cm.
Leaf

lobes linear, 5–25 × 0.5–1(–2) mm.

blades simple or 1(–2)-pinnately lobed, terminal lobes filiform, 0.5–1(–1.5) mm wide.
Peduncles

2–20(–35+) cm.

5–15(–30+) cm.
Ray florets

(3–)8+;

laminae (5–)12–20+ mm.

(5–)8(–12+);

laminae 7–10(–15+) mm.
Disc florets

(5–)50–100+;

corollas 2–4.5 mm.

20–60(–100+);

corollas 2–3.6 mm.
Phyllaries

(3–)8+, ± ovate to obovate, 6–10(–12+) mm.

5–8, obovate to oblanceolate, 4–6(–7+) mm.
Calyculi

of (1–)5–8 linear bractlets (1–)3–8+ mm.

of (3–)5–8 linear bractlets 3–7+ mm, not ciliolate near bases.
Cypselae

± oblong, (2.5–)3–4+ mm, marked adaxially with red dots or dashes, wings corky-thickened, faces ± tuberculate and/or hirtellous.
Disc cypselae

oblanceolate to ± oblong, 5–6(–7) mm;

pappi 2–3 mm.

Ray cypselae

± oblong, 5–6 mm.

Paleae

basally adnate to and falling with disc cypselae.

2n

= 24.

= 24.

Coreopsis bigelovii

Coreopsis californica
Phenology Flowering Feb–Jun. Flowering Feb–Jun.
Habitat Openings in chaparral, desert scrub, yellow-pine forests Openings in desert scrub, stabilized dunes
Elevation 100–1800 m (300–5900 ft) 300–1000 m (1000–3300 ft)
Distribution
from FNA
CA
[WildflowerSearch map]
from FNA
AZ; CA
[WildflowerSearch map]
Discussion

Coreopsis californica may occur sporadically in New Mexico.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 21, p. 188. FNA vol. 21, p. 189.
Parent taxa Asteraceae > tribe Heliantheae > subtribe Coreopsidinae > Coreopsis > sect. Pugiopappus Asteraceae > tribe Heliantheae > subtribe Coreopsidinae > Coreopsis > sect. Leptosyne
Sibling taxa
C. auriculata, C. basalis, C. californica, C. calliopsidea, C. delphiniifolia, C. douglasii, C. gigantea, C. gladiata, C. grandiflora, C. hamiltonii, C. integrifolia, C. intermedia, C. lanceolata, C. latifolia, C. leavenworthii, C. major, C. maritima, C. nudata, C. nuecensis, C. palmata, C. pubescens, C. pulchra, C. rosea, C. stillmanii, C. tinctoria, C. tripteris, C. verticillata
C. auriculata, C. basalis, C. bigelovii, C. calliopsidea, C. delphiniifolia, C. douglasii, C. gigantea, C. gladiata, C. grandiflora, C. hamiltonii, C. integrifolia, C. intermedia, C. lanceolata, C. latifolia, C. leavenworthii, C. major, C. maritima, C. nudata, C. nuecensis, C. palmata, C. pubescens, C. pulchra, C. rosea, C. stillmanii, C. tinctoria, C. tripteris, C. verticillata
Synonyms Pugiopappus bigelovii Leptosyne californica, C. californica subsp. newberryi, C. californica var. newberryi
Name authority (A. Gray) Voss: Vilm. Blumengärtn. ed. 3, 1: 488. (1894) (Nuttall) H. Sharsmith: Madroño 4: 217. (1938)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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