Veronica beccabunga |
Veronica triloba |
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American brooklime, American speedwell, brooklime, European speedwell, véronique beccabunga |
trilobed speedwell |
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Habit | Annuals. | |
Stems | decumbent, (5–)10–30 cm, ± eglandular-hairy. |
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Leaves | blade broadly ovate to suborbiculate, 3(–5)-lobed, central lobe 1/4–1/2 times length of whole leaf, (3–)5–10(–15) × (4–)6–12(–18) mm, ± fleshy, base truncate to subcordate, margins 3(–5)-lobed, apex acute, surfaces sparsely eglandular-hairy. |
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Racemes | 1–10, terminal, (50–)100–300 mm, 5–20-flowered, axis sparsely eglandular-hairy; bracts broadly ovate to suborbiculate, 3(–5)-lobed, (3–)5–10(–15) mm. |
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Pedicels | patent, deflexed in fruit, (2–)4–8(–10) mm, shorter than subtending bract, length 1–2 times calyx, glabrous abaxially, hairy adaxially. |
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Flowers | calyx lobes 4–5(–6) mm, apex acute, puberulent on abaxial surface, rarely glabrous, densely ciliate with 35–60 per side; corolla deep blue with white center, 3–5 mm diam.; stamens dark blue, length unknown; style 0.5–0.9(–1.1) mm. |
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Capsules | ± round in cross section, ovoid, 2.5–3(–3.5) × 4–5 mm, apex ± emarginate, glabrous. |
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Seeds | (1–)4, dull yellowish brown, ellipsoid, often elongate-cuboidal, deeply urn-shaped (elaiosome inside), 2.2–2.8 × 1.5–2.2 mm, 1–1.4 mm thick, cristate to strongly rugose at margins. |
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2n | = 18 (Eurasia). |
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Veronica beccabunga |
Veronica triloba |
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Phenology | Flowering (Feb–)Mar–May(–Jun). | |
Habitat | Disturbed sites. | |
Elevation | 100–200 m. (300–700 ft.) | |
Distribution |
CA; CT; IL; MA; MD; ME; MI; MO; NJ; NV; NY; OH; PA; VA; WI; WV; BC; ON; QC; Eurasia; Africa [Introduced in North America; introduced also in s South America]
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CA; OH; Europe (Balkans); Asia (Turkey) [Introduced in North America] |
Discussion | Subspecies 3 (1 in the flora). Subspecies abscondita M. A. Fischer is found from eastern Turkey to western Iran, while the native range of subsp. muscosa (Korshinsky) Elenevsky extends from eastern Iran to southern China. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Veronica triloba is known in the flora area from three recent collections in California and Ohio; it is possibly more widespread than reported here. It is closely related to V. hederifolia. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Source | FNA vol. 17, p. 312. | FNA vol. 17, p. 316. |
Parent taxa | Plantaginaceae > Veronica | Plantaginaceae > Veronica |
Sibling taxa | ||
Subordinate taxa | ||
Synonyms | V. hederifolia var. triloba | |
Name authority | Linnaeus: Sp. Pl. 1: 12. (1753) | (Opiz) Opiz: Naturalientausch 11: 467. (1826) |
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