Jepson eFlora: Taxon page
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Limnanthes alba subsp. alba

Higher Taxonomy
Family: LimnanthaceaeView DescriptionDichotomous Key

Habit: Annual, glabrous to hairy. Stem: generally branched. Leaf: alternate, deeply pinnately lobed to 1--2-compound; stipules 0. Inflorescence: flowers solitary in axils, pedicelled. Flower: generally bisexual, radial; sepals 3--5, free; petals 3--5, free, white to pink or yellow; stamens 3, 8, or 10, free, generally in 2 whorls; nectary glands at bases of outer stamens; pistil 1, ovary deeply 2--5-lobed, style 1, from base of ovary. Fruit: mericarps 1--5, 1-seeded, ovoid to spheric, generally tubercled. Chromosomes: 2n=10.
Genera In Family: 2 genera, 10 species: temperate North America.
eFlora Treatment Author: Robert Ornduff & Nancy R. Morin
Scientific Editor: Douglas H. Goldman, Bruce G. Baldwin.
Genus: LimnanthesView DescriptionDichotomous Key

Habit: Annual, decumbent to erect. Leaf: generally 1-odd-pinnately lobed or compound; lobes or leaflets entire to deeply lobed. Flower: sepals (4)5; petals (4)5, generally > sepals, tips toothed or jagged; stamens 8 or 10; ovary lobes 4--5. Fruit: mericarps 1--5, 2.5--4 mm, obovoid to nearly spheric, smooth, ridged, or tubercled.
Species In Genus: 7 species: +- coastal western North America. Etymology: (Greek: marsh flower, from habitat) Note: Plants reported as Limnanthes macounii from CCo are variants of Limnanthes douglasii (Meyers et al. 2010 Syst Bot 35:552--558).
Species: Limnanthes albaView Description 

Habit: Erect, herbage glabrous to hairy. Stem: 8--40 cm. Leaf: 2--10 cm; leaflets 5--11, linear to ovate or oblong, entire to deeply 3-lobed. Flower: bowl- to bell-shaped; sepals 4--8 mm; petals 8--15 mm, curving over fruit in age, white to cream, aging pink or violet, base occasionally +- yellow; filaments 2--6 mm, anthers 0.75--2 mm; style 3--6 mm. Fruit: mericarps smooth, wrinkled, wide-ridged, or sharply tubercled.

Limnanthes alba Benth. subsp. alba
Habit: Herbage sparsely to densely hairy when young. Flower: sepals densely hairy; petals 10.5--16 mm, white, drying pink; anthers +- 2 mm, cream. Fruit: +- 4 mm, wide-ridged.
Ecology: Winter-wet grassland, woodland; Elevation: < 1400 m. Bioregional Distribution: s NCoR, n&c SNF, GV; Distribution Outside California: Oregon. Flowering Time: Apr--Jun
eFlora Treatment Author: Robert Ornduff & Nancy R. Morin
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Citation for this treatment: Robert Ornduff & Nancy R. Morin 2017. Limnanthes alba subsp. alba, in Jepson Flora Project (eds.) Jepson eFlora,, accessed on April 25, 2017.

Citation for the whole project: Jepson Flora Project (eds.) 2017. Jepson eFlora,, accessed on April 25, 2017.

Limnanthes alba subsp. alba
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© 2004 Carol W. Witham
Limnanthes alba subsp. alba
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© 2004 Carol W. Witham
Limnanthes alba subsp. alba
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© 2004 Robert E. Preston, Ph.D.
Limnanthes alba subsp. alba
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© 2002 Christopher L. Christie

More photos of Limnanthes alba subsp. alba in CalPhotos

Geographic subdivisions for Limnanthes alba subsp. alba:
s NCoR, n&c SNF, GV;
Markers link to CCH specimen records. Yellow markers indicate records that may provide evidence for eFlora range revision or may have georeferencing or identification issues. Purple markers indicate specimens collected from a garden, greenhouse, or other non-wild location.
map of distribution 1
(Note: any qualifiers in the taxon distribution description, such as 'northern', 'southern', 'adjacent' etc., are not reflected in the map above, and in some cases indication of a taxon in a subdivision is based on a single collection or author-verified occurence).

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Data provided by the participants of the Consortium of California Herbaria.
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CCH collections by month

Duplicates counted once; synonyms included.
Species do not include records of infraspecific taxa.
Blue line denotes eFlora flowering time.