Jepson eFlora
Key to families | Table of families and genera

Key to Scutellaria

View taxon page for Scutellaria

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

1. Shrub; calyx lobes bladder-like in fruit; s East of Sierra Nevada, Desert — lateral branches rigid, tips spine-like in age ..... S. mexicana

1' Perennial herb; calyx lobes not bladder-like in fruit; widespread

2. Corolla white to pale yellow, lower lip occasionally blue- to violet-spotted

3. Distal cauline leaf blade crenate (entire), base truncate to ± lobed; stem hairs long, spreading; lower corolla lip blue-spotted ..... S. bolanderi

4. Corolla 12–14 mm; leaf length > 2 × width; San Bernardino Mountains, Peninsular Ranges, s Mojave Desert ..... subsp. austromontana

4' Corolla 15–19 mm; leaf length 1–2 × width; Sierra Nevada, Inner South Coast Ranges ..... subsp. bolanderi

3' Distal cauline leaf blade entire, base obtuse to wedge-shaped; stem hairs short, ascending or pointed down; lower corolla lip violet-spotted or not

5. Stem 1.5–4 dm, hairs appressed-ascending; ovary disk green-yellow; leaf blade ovate to oblong ..... S. californica

5' Stem < 2 dm, hairs pointed or curled down; ovary disk orange-red; leaf blade obovate to ± diamond-shaped ..... S. nana

2' Corolla blue to violet-blue, lower lip generally white-patched

6. Flowers generally > 4 in axillary or terminal racemes, bracted ..... S. lateriflora

6' Flowers 1, axillary, subtended by leaves

7. Upper calyx lip abaxially dome-like; fruit brown; generally wet habitats ..... S. galericulata

7' Upper calyx lip abaxially transversely ridged, ± concave behind ridge; fruit black; generally dry habitats

8. Stem, leaf hairs 1–3 mm, spreading; plants with tubers ..... S. tuberosa

8' Stem, leaf hairs << 0.5 mm, curled or appressed; rhizomes slender, tubers ± 0

9. Corolla 13–21 mm, hairs not gland-tipped; leaf length 2–3 × width ..... S. antirrhinoides

9' Corolla 25–35 mm, hairs gland-tipped; leaf length 3–7 × width ..... S. siphocampyloides


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].
We encourage links to these pages, but the content may not be downloaded for reposting, repackaging, redistributing, or sale in any form, without written permission from The Jepson Herbarium.