Jepson eFlora: Key page    
    Vascular Plants of California
Key to families | Table of families and genera

Key to Lithospermum

View taxon page for Lithospermum

(For a list of species in Lithospermum, use the above link.)

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

1. Annual; caudex 0; corolla ± white (blue-white), tube with 5 vertical bands of hairs; fruit ± brown, wrinkled, ± tubercled, ± dull ..... L. arvense

1' Perennial herb; caudex ± woody; corolla ± yellow, tube without longitudinal bands of hairs; fruit white to gray, smooth to pitted, shiny

2. Corolla 15–35 mm, 10–20 mm diam, appendaged, lobe margin jagged; cleistogamous flowers present; se Desert Mountains ..... L. incisum

2' Corolla 9–18 mm, 7–13 mm diam, appendages 0, lobes entire; cleistogamous flowers 0; Klamath Ranges, High North Coast Ranges, Inner North Coast Ranges, Cascade Range, n High Sierra Nevada, Modoc Plateau

3. Flowers in open panicles or 1 in upper leaf axils; pedicels 4–7 mm, recurved in fruit; corolla 12–18 mm, 1.5–2 × calyx, golden yellow; heterostylous; leaf blades oblong to lance-ovate, few, scattered ..... L. californicum

3' Flowers in dense cymes; pedicels 1–3 mm, ± erect in fruit; corolla 9–12 mm, 1–1.5 × calyx, pale- to green-yellow; homostylous; leaf blades lanceolate to linear, many, crowded ..... L. ruderale


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.