Arizona State University Herbarium
Guy L. Nesom in Flora of North America (vol. 20)
5-15 cm; rhizomatous, fibrous-rooted, primary rhizomes slender, lignescent, sometimes herbaceous, leafy (like runners), producing terminal rosettes, apparently without central axes.
ascending (greenish), sparsely pilose (hairs spreading-ascending), strigose proximally, eglandular.
basal (persistent) and cauline (petioles
/ 2 -
/ 3 lengths of blades); basal (greenish) blades spatulate, 10-60 × 3-10 mm, margins entire, faces sparsely strigose, eglandular; cauline (restricted to proximal
/ 2 of stems) blades lanceolate to elliptic (bases subclasping).
1(-4) (from branches distal to midstem).
4-5 × 8-10 mm.
in 3-4 series (erect, apices appressed), margins ciliate, midveins sparsely hirsute (hair cross walls not colored), densely minutely glandular.
32-45; corollas white, 8-11 mm, laminae slightly coiling.
ca. 1.6 mm, 2-nerved, faces sparsely strigose;
outer of setae, inner of 15-19 bristles. Flowering Jun-Aug(-Oct). Crevices and ledges, cliff bases, outcrops, usually facing north, commonly in moss carpets, pine, mixed conifer forests; of conservation concern; 2100-2900 m; Ariz.
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