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Montana Field Guide

Montana Field Guides

Mertens' Saxifrage - Saxifraga mertensiana


Global Rank: G5
State Rank: S3S4

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value: 7

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General Description
Perennial with short rhizomes and bulblets among leaf bases. Stems solitary, scapose, erect, 10–30 cm, hairy and glandular above. Leaves basal and lower cauline; the petiole long and sparsely long-hairy; the blade sparsely hairy, orbicular, 2–8 cm wide, shallowly lobed, each lobe 3 times crenate. Inflorescence glandular, open-paniculate, some flowers replaced by plantlets. Flowers: calyx saucer-shaped with reflexed lobes 2–3 mm long; hypanthium absent; petals white, elliptic, 3–4 mm long; ovary superior. Capsule 4–7 mm long (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Range Comments
AK south to CA, ID and MT (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Habitat
Wet cliffs, along small streams; subalpine, alpine (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

References
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Citation for data on this website:
Mertens' Saxifrage — Saxifraga mertensiana.  Montana Field Guide.  .  Retrieved on , from