Flora of North America species comparison

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Coreopsis californica

Coreopsis bigelovii

California tickseed

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

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

lobes linear, 5–25 × 0.5–1(–2) mm.
Peduncles

5–15(–30+) cm.

2–20(–35+) cm.
Ray florets

(5–)8(–12+);

laminae 7–10(–15+) mm.

(3–)8+;

laminae (5–)12–20+ mm.
Disc florets

20–60(–100+);

corollas 2–3.6 mm.

(5–)50–100+;

corollas 2–4.5 mm.
Phyllaries

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

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

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

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

Coreopsis bigelovii
Phenology Flowering Feb–Jun. Flowering Feb–Jun.
Habitat Openings in desert scrub, stabilized dunes Openings in chaparral, desert scrub, yellow-pine forests
Elevation 300–1000 m (1000–3300 ft) 100–1800 m (300–5900 ft)
Distribution
from FNA
AZ; CA
[WildflowerSearch map]
from FNA
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. 189. FNA vol. 21, p. 188.
Parent taxa Asteraceae > tribe Heliantheae > subtribe Coreopsidinae > Coreopsis > sect. Leptosyne Asteraceae > tribe Heliantheae > subtribe Coreopsidinae > Coreopsis > sect. Pugiopappus
Sibling taxa
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
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
Synonyms Leptosyne californica, C. californica subsp. newberryi, C. californica var. newberryi Pugiopappus bigelovii
Name authority (Nuttall) H. Sharsmith: Madroño 4: 217. (1938) (A. Gray) Voss: Vilm. Blumengärtn. ed. 3, 1: 488. (1894)
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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