Erigeron lonchophyllus


Fl. Bor.-Amer. 2: 18. 1834.

Common names: Short-ray fleabane vergerette à feuilles fines
Synonyms: Erigeron acris subsp. racemosus (Nuttall) Clements & E. G. Clements Erigeron lonchophyllus var. laurentianus Victorin Erigeron minor Nuttall Erigeron racemosus (Hooker) G. L. Nesom Trimorpha lonchophylla
Treatment appears in FNA Volume 20. Treatment on page 320. Mentioned on page 258.

Biennials or short-lived perennials (sometimes appearing annual), 2–45(–60) cm; fibrous-rooted, caudices simple. Stems erect or basally ascending, sparsely to densely hirsute, eglandular. Leaves basal (persistent) and cauline; basal blades oblanceolate to spatulate, 13–80(–150) × 1.5–5(–12) mm, margins entire, usually spreading ciliate, faces sparsely to moderately hirsute to glabrate, eglandular; cauline mostly linear (sometimes longer than basal, usually erect or nearly so). Heads 1 or 3–12 usually in loosely racemiform arrays (from erect peduncles distal to midstems, sometimes on proximal 1/3). Involucres 4–9 × 7–17 mm. Phyllaries in 2–3 series (inner apices acute to acuminate), hirsute to strigoso-hirsute, eglandular. Ray (pistillate) florets 70–130 (in 1 series); corollas white to light pink, 2–3 mm, laminae (filiform) erect, not coiling or reflexing (not surpassing involucres). Disc corollas 3–5 mm. Cypselae 1.3–1.8 mm, 2-nerved, faces sparsely strigose; pappi: outer of setae, inner of 20–30 (non accrescent) bristles. 2n = 18.

Phenology: Flowering (Jun–)Jul–Aug(–Sep).
Habitat: Moist edges of streams, bogs, ponds, moist tundra, hummocks in meadows, ditch banks, gravelly places, along roads
Elevation: (900–)1400–3600 m



Alta., B.C., Man., N.W.T., Ont., Que., Sask., Yukon, Alaska, Ariz., Calif., Colo., Idaho, Minn., Mont., Nebr., Nev., N.Mex., N.Dak., Oreg., S.Dak., Utah, Wash., Wyo.


Selected References


Lower Taxa

... more about "Erigeron lonchophyllus"
Guy L. Nesom +
Hooker +
Short-ray fleabane +  and vergerette à feuilles fines +
Alta. +, B.C. +, Man. +, N.W.T. +, Ont. +, Que. +, Sask. +, Yukon +, Alaska +, Ariz. +, Calif. +, Colo. +, Idaho +, Minn. +, Mont. +, Nebr. +, Nev. +, N.Mex. +, N.Dak. +, Oreg. +, S.Dak. +, Utah +, Wash. +  and Wyo. +
(900–)1400–3600 m +
Moist edges of streams, bogs, ponds, moist tundra, hummocks in meadows, ditch banks, gravelly places, along roads +
Flowering (Jun–)Jul–Aug(–Sep). +
Fl. Bor.-Amer. +
Illustrated +  and Endemic +
Erigeron acris subsp. racemosus +, Erigeron lonchophyllus var. laurentianus +, Erigeron minor +, Erigeron racemosus +  and Trimorpha lonchophylla +
Erigeron lonchophyllus +
Erigeron +
species +