Flora of North America species comparison

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Coreopsis rosea

pink tick-seed
Habit Perennials, 10–30(–60) cm.
Leaves

mostly cauline; opposite;

petioles 0–1 mm, ciliate or not;

blades lance-linear to linear or filiform, 20–45(–60) × 1–2(–3+) mm, rarely with 1–2 lateral lobes.
Peduncles

2–4(–6+) cm.
Ray laminae

pinkish to white, 9–15+ mm.
Disc florets

40–60+;

corollas ochroleucous to yellow, 2.5–3 mm.
Phyllaries

deltate-ovate, 4.5–5.5 mm.
Calyculi

of oblong to linear bractlets 1.5–2+ mm.
Cypselae

narrowly oblong, 1.3–1.8 mm, not winged;

pappi 0.
Internodes

(± mid stem) 1–4(–5+) cm.
2n

= 26.

Coreopsis rosea
Phenology Flowering Aug–Sep.
Habitat Sandy shores, marsh edges, etc.
Elevation 0–50 m (0–200 ft)
Distribution
from FNA
DE; MA; NJ; PA; RI; SC; NS
[WildflowerSearch map]
[BONAP county map]
Discussion

Occurrence of Coreopsis rosea in South Carolina may represent a human-mediated disjunction; the collection came from a “lime sink” near a trailer park close to a freeway.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 21, p. 196.
Parent taxa Asteraceae > tribe Heliantheae > subtribe Coreopsidinae > Coreopsis > sect. Eublepharis
Sibling taxa
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. maritima, C. nudata, C. nuecensis, C. palmata, C. pubescens, C. pulchra, C. stillmanii, C. tinctoria, C. tripteris, C. verticillata
Name authority Nuttall: Gen. N. Amer. Pl. 2: 179. (1818)
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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(If the plant you're looking for doesn't show up in the auto-complete list, that means it either isn't described in Flora of North America yet, or it's listed under a synonym. And please note that Flora of North America is still missing several plant families, including Fabaceae, Apiaceae, Boraginaceae, and Polemoniaceae.)

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