Dryas incisa Juzepczuk (Q3862)
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Dryas incisa is a taxon with the rank species within the genus Dryas
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English |
Dryas incisa Juzepczuk
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Dryas incisa is a taxon with the rank species within the genus Dryas
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Statements
taxon/id/Dryas incisa Juzepczuk
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Dryas incisa Juzepczuk
Dryas incisa
Juzepczuk
FNA Editorial Committee. 2014. Flora of North America north of Mexico. Volume 9: Magnoliophyta: Picramniaceae to Rosaceae. Oxford University Press, New York.
accepted
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crenulate-leaved mountain avens (English)
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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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Porsild, A.E. & W.J. Cody. 1980. Vascular Plants of the Continental Northwest Territories, Canada. National Museum of Natural Sciences, Ottawa, Ont. 667 pp.
CA-NT
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CA-YT
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US-AK
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Leaf-blades oblongelliptic to lanceolate, 4–16 (–25) × 1–6 (–10) mm, base usually cuneate, sometimes truncate or cordate, margins strongly revolute to entire, usually serrate or crenate, sometimes dentate, sinuses 5–30% to midvein, apex acute to slightly obtuse, surfaces smooth to rugulose, only midvein ± obscured adaxially within medial fold, abaxial tomentose (obscuring lateral-veins), adaxial usually glabrous, sometimes tomentose, feathery hairs usually absent, rarely 1–3 on midveins abaxially, midveins and petioles abaxially not stipitate-glandular, sessile glands usually present, rarely absent, longer hairs on adaxial surface and petioles sparse.
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Peduncles 17–150 mm.
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Flowers erect at flowering;
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sepals lanceolate to narrowly elliptic, 4–8 × 0.7–2.5 mm;
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petals 8, spreading, usually white or cream, sometimes yellow, 9–14 × 5–11 mm;
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filaments glabrous.
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Achenes 2.2–3.5 mm;
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styles 11–25 mm. 2n = 18 (Siberia).
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stipitate-glandular
abaxially not
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