Flora of North America species comparison

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Rayjacksonia phyllocephala

camphor daisy, Gulf Coast camphor-daisy
Habit Annuals or perennials, 10–70(–100) cm, herbaceous to suffrutescent.
Leaf

blades oblong to oblanceolate, mid-cauline (2.5–)4–13 mm wide.
Involucres

(6–)10–15 × 12–30 mm.
Ray florets

17–38;

corollas 8.5–19 mm.
Disc florets

corolla tubes longer than limbs.
Phyllaries

in 3–4 series, loose, subequal, apices erect to spreading, 1.3–1.7 mm wide, herbaceous.
Heads

essentially sessile, often surpassed by distal leaves that continue to very base of heads.
2n

= 12.

Rayjacksonia phyllocephala
Phenology Flowering (Jul–)Sep–Dec (sporadically Feb–Jun).
Habitat Sandy sites, along waterways, canal banks, dunes, beaches, salt flats
Elevation 0–10 m (0–0 ft)
Distribution
from FNA
CO; FL; LA; TX; Mexico (Tamaulipas)
[WildflowerSearch map]
[BONAP county map]
Source FNA vol. 20, p. 439.
Parent taxa Asteraceae > tribe Astereae > Rayjacksonia
Sibling taxa
R. annua, R. aurea
Synonyms Haplopappus phyllocephalus, Haplopappus phyllocephalus var. megacephalus, Machaeranthera phyllocephala, Machaeranthera phyllocephala var. megacephala, Sideranthus megacephalus
Name authority (de Candolle) R. L. Hartman & M. L. Lane: Amer. J. Bot. 83: 369. (1996)
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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