Achillea borealis Bong.
FamilyCompositae — APG family: Asteraceae
SynonymsAchillea millefolium subsp. borealis (Bong.) Breitung., Achillea millefolium var. nigrescens E. Mey., Achillea nigrescens (E. Mey.) Rydb.
DescriptionMore or less lanate; leaves 2-3 times pinnately dissected, the upper sessile; heads many; corymbs convex; involucral bracts obtuse or rounded, dark-margined; ray flowers white, 3-4 mm long.
EcologyMeadows, sandy slopes, in the mountains to at least 1,800 meters. Highly variable in width and dissection of the leaves.
Hultén's Flora About

This is a digital representation of Eric Hultén’s ‘Flora of Alaska and Neighboring Territories: A Manual of the Vascular Plants’, which was published by Stanford University Press in 1968. The book was digitized by C. Webb (at UAMN) as part of the Flora of Alaska project, with funding by the US NSF (Grant 1759964 to Ickert-Bond & Webb), and with permission of Stanford University Press. Data and images © 1968 Board of Trustees of the Leland Stanford Jr. Univ. Usage licence: Creative Commons BY-NC-SA 4.0. NB: You may find OCR errors; please refer to the hard-copy if in doubt.