Jepson eFlora
Key to families | Table of families and genera

Key to Mertensia

View taxon page for Mertensia

Jepson Manual glossary definitions can be seen by moving your cursor over words underlined with dots.

1. Corolla 6–10 mm, tube < calyx; nw Klamath Ranges ..... M. bella

1' Corolla 10–25 mm, tube > calyx; High Cascade Range, High Sierra Nevada, Great Basin Floristic Province

2. Plant ± sparse-spreading-hairy ..... M. cusickii

2' Plant glabrous to ± strigose

3. Plant 4–15 dm; lateral veins of cauline leaves conspicuous; wet places in mtns; flower Jun–Aug ..... M. ciliata var. stomatechoides

3' Plant generally < 4(5) dm; lateral veins of cauline leaves obscure; generally spring-moist places of plains, foothills; flower Apr–Jun

4. Basal leaves rare on flowering plants; cauline leaves generally 1.5–4 × longer than wide; corolla limb 0.3–0.5(0.6) × tube; stems generally 1–2, from shallow, tuber-like root ..... M. longiflora

4' Basal leaves generally well developed on flowering plants; cauline leaves generally 2.5–7 × longer than wide; corolla limb 0.5–0.8 × tube; stems many, from large fleshy taprooted caudex ..... M. oblongifolia

5. Leaf blade ± glabrous; stem generally < 20 cm ..... var. nevadensis

5' Leaf blade hairy 1 or both surfaces; stem generally > 20 cm

6. Leaf blade hairy both surfaces ..... var. amoena

6' Leaf blade hairy adaxially ..... var. oblongifolia

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Citation for the whole project: Jepson Flora Project (eds.) [year] Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html [accessed on month, day, year]
Citation for an individual treatment: [Author of taxon treatment] [year]. [Taxon name] in Jepson Flora Project (eds.) Jepson eFlora, [URL for treatment]. Accessed on [month, day, year].
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