Saussurea americana D. C. Eaton (Q3038)
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Saussurea americana is a taxon with the rank species within the genus Saussurea
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Saussurea americana D. C. Eaton
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Saussurea americana is a taxon with the rank species within the genus Saussurea
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Statements
taxon/id/Saussurea americana D.C. Eaton
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Saussurea americana D.C. Eaton
Saussurea americana
D.C. Eaton
FNA Editorial Committee. 2006. Flora of North America north of Mexico. Volume 19: Magnoliophyta: Asteridae, part 6: Asteraceae, part 1. Oxford University Press, New York.
accepted
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CA-BC
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Klinkenberg, B. (ed.). 2010+. E-Flora BC: Electronic Atlas of the Plants of British Columbia. Lab. for Advanced Spatial Analysis, Department of Geography, University of British Columbia, Vancouver, B.C. http://www.eflora.bc.ca http://www.eflora.bc.ca/
CA-AB
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Moss, E.H. 1983. Flora of Alberta. 2nd edition, revised by J.G. Packer. University of Toronto Press, Toronto. 687 pp.
CA-YT
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Cody, W.J. 2000. Flora of the Yukon Territory. 2nd ed. National Research Press, Ottawa. 669 pp.
CA-AB
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CA-BC
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CA-YT
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US-AK
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US-CA
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US-ID
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US-MT
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US-OR
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US-WA
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1000–2600 m
1,000 meter
2,600 meter
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Plants 30–120+ cm;
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rootstocks short, stout;
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herbage loosely tomentose when young, glabrescent, sometimes ± glandular.
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Stems 1–many, leafy, simple or with ascending branches.
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Leaves cauline, usually more than 20, well distributed, proximal and mid with winged petioles to 6 cm, wings sometimes decurrent 1–2 cm on stems, blades lanceolate to triangular-ovate, 5–15 cm, bases cordate to truncate or tapering, margins sharply dentate, apices acute;
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mid and distal usually sessile, smaller, narrower, bases tapering.
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Heads 5–30+ in tight to open corymbiform arrays;
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(peduncles 0–5 cm).
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Involucres 10–15 mm.
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Phyllaries in ca. 5 series, strongly unequal, outer ± ovate, inner lanceolate, abaxial faces pale green, distally dark purplish to nearly black, loosely tomentose.
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Receptacles naked.
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corollas usually pale lavender-blue to dark purple (rarely white), 11–13 mm;
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tubes 5–6.5 mm, throats 1.5–2 mm, lobes 3.5–4 mm.
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Cypselae 4–6 mm;
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pappus bristles brownish, outer 3–7 mm, inner 9–10 mm.
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with ascending branches
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distally dark purplish
nearly black
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usually pale lavender-blue
dark purple
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