Difference between revisions of "Erigeron purpuratus Greene (Q2205)"
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Latest revision as of 12:51, 24 June 2022
Erigeron purpuratus is a taxon with the rank species within the genus Erigeron
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Erigeron purpuratus Greene
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Erigeron purpuratus is a taxon with the rank species within the genus Erigeron
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Statements
taxon/id/Erigeron purpuratus Greene
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Erigeron purpuratus Greene
Erigeron purpuratus
Greene
FNA Editorial Committee. 2006. Flora of North America north of Mexico. Volume 20: Magnoliophyta: Asteridae, part 7: Asteraceae, part 2. Oxford University Press, New York.
accepted
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CA-BC
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Douglas, G.W., G.B. Straley, D.V. Meidinger & J. Pojar. 1998. Illustrated Flora of British Columbia. B.C. Ministry of Environment, Lands & Parks and B.C. Ministry of Forests. Victoria. Crown Publications. 8 vols.
CA-YT
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Cody, W.J. 2000. Flora of the Yukon Territory. 2nd ed. National Research Press, Ottawa. 669 pp.
CA-NT
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Vascular Plant Herbarium (DAO), Agriculture and Agri-Food Canada, Ottawa, ON. http://res2.agr.ca/ecorc/dao/index_e.htm
CA-YT
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US-AK
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100–1400 m
100 meter
1,400 meter
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taprooted, caudices diffuse with extensive systems of rhizomelike, relatively long and slender branches.
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Stems erect (simple, ± scapiform), villous, minutely glandular.
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Leaves mostly basal (persistent);
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blades linear to narrowly oblanceolate, 15–30 (–45) × 1–2.5 (–3) mm, margins entire or (mostly on early leaves) with 1–2 shallow lateral lobes or teeth, faces sparsely hirsuto-villous or glabrous, minutely glandular.
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Involucres 6–9 (–10) × 9–15 mm.
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Ray-florets 40–90;
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corollas white to pink or purplish, 5–9 mm, laminae (filiform, 0.3–0.8 mm wide, involute) erect, not coiling or reflexing.
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Disc corollas 4–5 mm.
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Cypselae 1.8–2.7 mm, 2-nerved, faces sparsely strigillose to glabrate;
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pappi: outer 0 (or inconspicous), inner of 28–40 (pinkish to purplish) bristles.
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narrowly oblanceolate
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with 1-2 shallow lateral lobes or teeth
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sparsely strigillose
glabrate
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