Author

Marisa Conner

Ecology

Moist to wet sites in sand or sandy clay or sandy peat, pine savannas; 0–50 meters.

Electronic links

Flora North America species treatment:

Nesom, Guy L.. 2006.  Erigeron Linnaeus. In: Flora of North America North of Mexico. Flora of North America Editorial Committee. Vol. 20. Oxford University Press, New York and Oxford. Pages 256-348

http://www.efloras.org/florataxon.aspx?flora_id=1&taxon_id=250066698

Species Profile Page:

USDA, NRCS. 2007. The PLANTS Database (http://plants.usda.gov, 4 May 2007). National Plant Data Center, Baton Rouge, LA 70874-4490 USA.

http://plants.usda.gov/java/profile?symbol=ERVE

Family

Asteraceae, sunflower family

Flowering period

Flowering March to October.

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Flowers

Ray flowers 25–40; corollas white, 4–8 mm, laminae not coiling or reflexing.

Disc flowers ca. 60; corollas yellow; 2.5–3.8 mm long.

Fruit

Achene (cypselae) subterete, 1.2–1.6 mm, 4-nerved, faces sparsely strigose; pappus of 16–25 bristles.

Geographic distribution

Alabama, Florida., Georgia, Louisiana, Mississippi, North Carolina, South Carolina, Virgina

Heads/Capitula

Heads radiate

Involucres 3–4 mm tall × 5–11 mm wide.

Phyllaries in 2–3(–4) series, usually sparsely to moderately pubescent, sometimes glabrous, eglandular, sometimes viscid.

Inflorescences

Heads mostly 4–20 in flat-topped (corymbiform clusters).

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Leaves

Leaves mostly basal; blades narrowly to broadly oblanceolate to spatulate, 1–12 cm long × 4–25 mm wide, somewhat fleshy, margins entire or denticulate to mucronulate, faces glabrate; cauline mostly bractlike.

Pappus

Pappus of 16–25 bristles, ca. 3-4 mm long.

Plant and Stem Features

Biennials or perennials to ca. 50 cm tall; rhizomatous, fibrous-rooted, caudices relatively thick and short, or elongate rhizomes, or appearing simple, sometimes producing rosulate offsets.

Stems erect, subscapose, sparsely pubescent.

References

Nesom, Guy L.. 2006.  Erigeron Linnaeus. In: Flora of North America North ofMexico. Flora of North America Editorial Committee. Vol. 20. Oxford University Press, New York and Oxford. Pages 256-348. Electronic version:

http://www.efloras.org/florataxon.aspx?flora_id=1&taxon_id=250066698

Radford, A.E., H.E. Ahles, and C.R. Bell. 1968. Manual of the Vascular Flora of

the Carolinas. The University of North Carolina Press, NC, USA.

USDA, NRCS. 2007. The PLANTS Database (http://plants.usda.gov, 4 May 2007). National Plant Data Center, Baton Rouge, LA 70874-4490 USA.

http://plants.usda.gov/java/profile?symbol=ERVE

Species name

Erigeron vernus (Linnaeus) Torrey & A. Gray

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