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4. Limnanthes douglasii R. Brown, London Edinburgh Philos. Mag. & J. Sci. 3: 71. 1833. (as douglassii).
Plants 3-35(-100) cm. Stems erect or ascending. Leaves 3-7(-25 cm); leaflets 5-13, blade linear, ovate, or wide-ovate, margins usually toothed or lobed, sometimes entire. Flowers cup-, bell-, or funnel-shaped; sepals narrowly lanceolate-ovate, lanceolate, or linear-lanceolate, 4-10 mm (glabrous or ciliate); petals white, yellow, or yellow with white tips (sometimes greenish yellow basally), cuneate, obovate, spatulate, or obovate-spatulate, 7-18 mm, apex usually emarginate, sometimes truncate or obcordate; filaments 2-7 mm; anthers usually cream or yellow, sometimes dark pink, orange-red, or nearly black, 0.8-1.5 mm; style 3-8 mm. Nutlets dark brown, black, or gray, 2-5 mm, smooth, ridged, or tuberculate (at least apically), tubercles or ridges brown, pinkish, gray, or whitish, lamellar, planar, conical, rounded, or blunt.
Subspecies 5 (5 in the flora): w United States.
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| 1 |
Flowers funnel-shaped; petals white with greenish yellow bases (veins usually dark); anthers usually cream, rarely dark. |
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4d Limnanthes douglasii subsp. striata |
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Flowers cup- or bell-shaped; petals yellow and/or white (veins rose, white, yellow, or purplish, not dark); anthers cream, yellow, dark pink, orange-red, reddish brown, or nearly black |
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(2) |
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| 2 (1) |
Petals yellow or yellow with white tips |
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(3) |
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Petals white (sometimes aging or drying pale pink or yellowish) |
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(4) |
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| 3 (2) |
Petals yellow with white tips; anthers cream, yellow, or reddish brown. |
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4a Limnanthes douglasii subsp. douglasii |
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Petals yellow; anthers yellow. |
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4b Limnanthes douglasii subsp. sulphurea |
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| 4 (2) |
Petals 7-13 mm (veins white or purplish); anthers cream to yellow; sepals 4-7 mm. |
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4c Limnanthes douglasii subsp. nivea |
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Petals 12-18 mm (veins rose); anthers cream, yellow, dark pink, orange-red, or nearly black; sepals 7-8 mm. |
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4e Limnanthes douglasii subsp. rosea |
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Lower Taxa
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