Jepson eFlora
Key to families | Table of families and genera

Key to Lithophragma

View taxon page for Lithophragma

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

1. Cauline leaves 2, opposite ..... L. cymbalaria

1' Cauline leaves >= 1, alternate

2. Hypanthium long-obconic, base acutely tapered to pedicel; ovary > 1/2-inferior

3. Basal leaves lobed ± 1/2 or less to base; most proximal cauline leaf 3-lobed; petals white ..... L. affine

3' Basal leaves deeply lobed (> 3/4 to base) to 3-parted; most proximal cauline leaf 3-parted; petals white or pink ..... L. parviflorum

4. Hypanthium ± 2 × longer than wide; flower not fragrant; petals white or pink ..... var. parviflorum

4' Hypanthium 3–4 × longer than wide; flower fragrant; petals pink ..... var. trifoliatum

2' Hypanthium hemispheric to bell-shaped, base truncate, rounded, or obtusely tapered to pedicel; ovary superior or < 1/2-inferior

5. Basal leaves 3-parted or deeply 3-lobed (> 1/2 to base); petals white or pink

6. Plant 40–60 cm; petals white; s Channel Islands (San Clemente Island) ..... L. maximum

6' Plant 8–30 cm; petals pink, occasionally white; mainland

7. Petal lobes deep, 3–5; inflorescence often with bulblets in axils of proximal bracts; seed spiny ..... L. glabrum

7' Petal lobes shallow, generally 5–7; inflorescence without bulblets; seed smooth ..... L. tenellum

5' Basal leaves ± shallowly lobed (< 1/2 to base); petals white

8. Petals obovate, lobes 3; hypanthium bell-shaped, base truncate; inflorescence often with bulblets in axils of distal bracts ..... L. heterophyllum

8' Petals ovate-elliptic, entire or lobes > 3; hypanthium hemispheric to bell-shaped, base obtusely tapered to round; inflorescence bulblets generally 0

9. Petals spreading, entire or ± lobed, lobes ± equal (sometimes tooth-like); hypanthium hemispheric; ovary < 1/2-inferior; leaf teeth ± round ..... L. bolanderi

9' Petals ± erect, ± lobed, lobes ± unequal (becoming smaller and tooth-like near base); hypanthium broadly bell-shaped; ovary superior; leaf teeth ± sharp ..... L. campanulatum

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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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