Jepson eFlora
Key to families | Table of families and genera

Key to Malva

View taxon page for Malva

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

1. Shrub, stem generally 1–4 m; flowers showy, petals 2.5–4.5 cm; calyx > 10 mm; segments 6–8 ..... M. assurgentiflora

1' Annual to perennial herb (subshrub), stem 0.1–3 m; flowers showy or not; petals 0.4–3 cm; calyx < 10 mm; segments 6–15

2. Petals generally > 15 mm, showy, dark-veined; stem erect; bractlets free; calyx 6–8 mm; plant sparsely hairy ..... M. sylvestris

2' Petals generally < 15 mm, showy or not, dark-veined or not; stem prostrate to erect; bractlets free or ± fused; calyx 3–6 mm; plant generally sparsely hairy to glabrous

3. Bractlets linear to thread-like; calyx much larger in fruit, lobes spreading, not enclosing fruit; petals ± = calyx, <= 5 mm, ± pink to generally white; fruit segment outer edges thin-winged, toothed ..... M. parviflora

3' Bractlets widely linear, lanceolate, ovate, to rounded; calyx not much larger in fruit or if so, lobes generally enclosing fruit; petals ± > or >> calyx, > 5 mm, white to generally ± pink or ± purple; fruit segment outer edges not winged

4. Bractlets widely linear to narrowly lanceolate, free from each other and from calyx; fruit segments generally smooth or weakly ridged on back, outer edges ± rounded; petals pale lilac-pink to white, veins not dark ..... M. neglecta

4a. Stem generally prostrate to ascending, 2–4(6) dm; leaf lobes (0)5–7, margin flat; flowers generally 2–6 in leaf axils; petals generally 2 × > calyx; flower stalk in fruit >> calyx; fruit puberulent on back ..... M. neglecta

4a' Stem erect, (5)10–20(30) dm; leaf lobes generally 5, margin wavy; flowers 2–8 in leaf axils; petals generally ± > calyx; flower stalk in fruit < calyx; fruit glabrous on back ..... [M. verticillata var. crispa]

4' Bractlets widely lanceolate to ovate or ± round, bases fused to each other or to calyx; fruit segments generally net-veined or cross-ridged on back, outer edges sharp (rounded); petals rose or pale lilac-pink to white, veins generally dark

5. Bractlets generally fused to calyx, upper 1/2 free, widely lanceolate to ovate; stem generally decumbent or ascending, < 1 m; fruit segments strongly net-veined-pitted on back, outer edges sharp ..... M. nicaeensis

5' Bractlets generally fused to each other, upper 2/3 free, ovate to round; stem erect, generally > 1 m; fruit segments faint-net-veined or cross-ridged on back, outer edges ± sharp (rounded)

6. Involucel > calyx, leaves densely soft-stellate-hairy; petals rose to lavender with 5 dark veins; stem base generally woody ..... M. arborea

6' Involucel < calyx; leaves sparsely stellate hairy; petals pale pink to white generally with 3 dark veins; stem base not woody ..... M. pseudolavatera


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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