Jepson eFlora: Taxon page
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Limnanthes floccosa subsp. floccosa

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 floccosaView Description 

Habit: Erect to ascending or decumbent; herbage glabrous to sparsely or densely hairy. Stem: 3--25 cm. Leaf: 1--8 cm; leaflets 5--11, linear to ovate-elliptic, entire, toothed, or lobed. Flower: urn-, cup-, or bell-shaped; sepals 4--10 mm; petals 4.5--10 mm, < to +- > sepals, curving over fruit, white; filaments 2--7 mm, anthers 0.4--1.5 mm; style 1.5--4 mm. Fruit: mericarps tubercles low.
Note: In California mericarps fall together with calyx.

Limnanthes floccosa Howell subsp. floccosa
Habit: Herbage densely hairy. Flower: bell- to urn-shaped; sepals 4--9 mm; petals 4.5--8.5 mm, hairs at base 0; anthers 0.4-- +- 1 mm, generally dehiscing inward; style 1.5--3 mm. Fruit: mericarps, 1--3, tubercles awl-shaped.
Ecology: Vernal pool edges; Elevation: < 600 m. Bioregional Distribution: KR, NCoRI, CaR; Distribution Outside California: Oregon. Flowering Time: Mar--May
eFlora Treatment Author: Robert Ornduff & Nancy R. Morin
Jepson Online Interchange
Listed on CNPS Rare Plant Inventory

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Citation for this treatment: Robert Ornduff & Nancy R. Morin 2017. Limnanthes floccosa subsp. floccosa, in Jepson Flora Project (eds.) Jepson eFlora,, accessed on April 23, 2017.

Citation for the whole project: Jepson Flora Project (eds.) 2017. Jepson eFlora,, accessed on April 23, 2017.

Limnanthes floccosa subsp. floccosa
click for enlargement
© Carol Witham and CNPS
Limnanthes floccosa subsp. floccosa
click for enlargement
© 1991 Robert E. Preston, Ph.D.
Limnanthes floccosa subsp. floccosa
click for enlargement
© Carol Witham and CNPS

More photos of Limnanthes floccosa subsp. floccosa in CalPhotos

Geographic subdivisions for Limnanthes floccosa subsp. floccosa:
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.