Jepson eFlora
Key to families | Table of families and genera

Key to Thermopsis

View taxon page for Thermopsis

1. Leaflets, pedicels, fruits glabrous to sparsely long-soft-hairy; flower 1–2 per node ..... T. gracilis

1' Leaflets, pedicels, fruits long-soft-hairy; flowers generally 2–5 per node

2. Plant 8–25 dm; stem stout, erect

3. Fruit ascending, straight; lower pedicels 2–4 mm; leaflet lateral veins 12–16; Western Transverse Ranges (Santa Ynez Mtns) ..... T. macrophylla

3' Fruit spreading, curved; lower pedicels 4–8 mm; leaflet lateral veins 18–24; Klamath Ranges, Outer North Coast Ranges ..... T. robusta

2' Plant 3–8 dm; stem slender, ascending to erect ..... T. californica

4. Stipules ovate to widely ovate; inflorescence bracts < 15 mm wide; leaflet hairs not appressed; North Coast, North Coast Ranges, Central Western California ..... var. californica

4' Stipules lanceolate to ovate; inflorescence bracts < 6 mm wide; leaflet hairs appressed; Cascade Range, Western Transverse Ranges, s Peninsular Ranges (San Diego Co.), Modoc Plateau

5. Leaflet silvery, hairs straight; Cascade Range, Western Transverse Ranges, Modoc Plateau ..... var. argentata

5' Leaflet velvety, hairs ± wavy; s Peninsular Ranges (San Diego Co.) ..... var. semota


Citation for the whole project: Jepson Flora Project (eds.) [year] Jepson eFlora, [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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