Geum calthifolium Menzies
 
FamilyRosaceae — APG family: Rosaceae
SynonymsSieversia calthifolia (Menzies) D. Don, Acomastylis calthifolia (Menzies) Bolle, Parageum calthifolium (Menzies) Nakai & Hara.
DescriptionStems from stout, dark-brown caudex; basal leaves pubescent on both sides, with short, yellow hairs, lyrate-pinnate, with very minute lower lobes and large, orbicular to reniform, crenate end lobe; bractlets lanceolate, much shorter than the ovate to ovate-lanceolate, acute calyx lobes; petals yellow, twice as long as calyx, cordate; style pubescent to about three-fourths of its length.
EcologyWet meadows. Described from the west coast of North America.
Taxonomy
notes
Hybridizes with G. Rossii [Sieversia macrantha Kearney; Acomastylis macrantha (Kearney) Bolle; G. Schofieldii Calder & Taylor] where the ranges overlap.
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.