Flora of North America species comparison

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Coreopsis bigelovii

Coreopsis maritima

Bigelow's tickseed

sea dahlia
Habit Annuals, 3–20(–40+) cm. Perennials, 10–40(–80) cm.
Leaf

lobes linear, 5–25 × 0.5–1(–2) mm.

lobes mostly linear, 5–30(–45) × (0.5–)1–2(–4) mm.
Peduncles

2–20(–35+) cm.

(8–)15–30+ cm.
Ray florets

(3–)8+;

laminae (5–)12–20+ mm.

16–21+;

laminae 20–35+ mm.
Disc florets/Disc corollas

(5–)50–100+;

corollas 2–4.5 mm.

5.5–7 mm.
Phyllaries

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

12–13+, lanceolate, 12–20 mm.
Calyculi

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

of 7–11+ oblong-deltate to linear bractlets (8–)12–20(–30) mm.
Heads

1–2(–4+) per stem.
Cypselae

oblong-rectangular, 6–7 mm.
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 maritima
Phenology Flowering Feb–Jun. Flowering Feb–Jun.
Habitat Openings in chaparral, desert scrub, yellow-pine forests Coastal bluffs and dunes
Elevation 100–1800 m (300–5900 ft) 0–100 m (0–300 ft)
Distribution
from FNA
CA
[WildflowerSearch map]
from FNA
CA
[WildflowerSearch map]
Source FNA vol. 21, p. 188. FNA vol. 21, p. 187.
Parent taxa Asteraceae > tribe Heliantheae > subtribe Coreopsidinae > Coreopsis > sect. Pugiopappus Asteraceae > tribe Heliantheae > subtribe Coreopsidinae > Coreopsis > sect. Tuckermannia
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. 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. nudata, C. nuecensis, C. palmata, C. pubescens, C. pulchra, C. rosea, C. stillmanii, C. tinctoria, C. tripteris, C. verticillata
Synonyms Pugiopappus bigelovii Tuckermannia maritima
Name authority (A. Gray) Voss: Vilm. Blumengärtn. ed. 3, 1: 488. (1894) (Nuttall) Hooker f.: Bot. Mag. 102: plate 6241. (1876)
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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