Jepson eFlora: Taxon page
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Brodiaea filifolia
THREAD-LEAVED BRODIAEA

Higher Taxonomy
Family: ThemidaceaeView DescriptionDichotomous Key

Common Name: BRODIAEA FAMILY
Habit: Perennial herb from corm, outer coat fibrous [membranous]. Leaf: basal, 1--10, linear to narrow-lanceolate. Inflorescence: scapose, generally umbel-like; scape erect, generally 1(2), cylindric, generally rigid, occasionally wavy to twining; flower bracts 2--4[10], not enclosing flower buds. Flower: perianth parts 6 in 2 petal-like whorls, free or +- fused below into tube; staminodes 0 or 3; stamens 3 or 6, free or fused to perianth, occasionally appendaged; ovary superior, chambers 3, ovules 2--several per chamber. Fruit: capsule, loculicidal.
Genera In Family: 10--11 genera, 60--70 species: western North America.
eFlora Treatment Author: J. Chris Pires, except as noted
Scientific Editor: Dale W. McNeal, Thomas J. Rosatti.
Genus: BrodiaeaView DescriptionDichotomous Key

Habit: Daughter corms often present. Leaf: generally 1--6, linear, generally crescent-shaped in ×-section, glabrous, entire, often withered at flower. Inflorescence: open; scape 2--70 cm, generally slender, generally straight, cylindric; bracts scarious; pedicels generally > flowers, generally < 13 cm. Flower: perianth tube bell- to funnel-shaped, green-white, lobes erect to spreading, violet to lavender, occasionally pink, midribs purple or green; staminodes (0)3, generally +- erect, opposite outer lobes, white to violet or lavender, lateral margins flat, incurved, or inrolled; stamens 3, equal, fused to perianth, opposite inner lobes, filaments occasionally winged or appendaged, free or fused basally to staminodes, generally not forming crown-like tube, anthers attached at base, appressed to style, abaxially papillate; style 1, stigma lobes 3, spreading and recurved. Fruit: sessile, ovoid. Seed: oblong, black, lined, angles ridged.
Species In Genus: +- 18 species: mostly endemic to California. Etymology: (James Brodie, Scottish botanist, 1744--1824) Note: Several undescribed taxa, hybrids under study. Brodiaea matsonii R.E. Preston described from Shasta Co., 2010.
eFlora Treatment Author: J. Chris Pires & Robert E. Preston

Brodiaea filifolia S. Watson
NATIVE
Inflorescence: scape 20--30 cm, slender; pedicels <= 6 cm. Flower: perianth 13--28 mm, tube 4.5--9 mm, narrow-cylindric, transparent, splitting in fruit, lobes 7--20 mm, violet, spreading, outer 3--5 mm wide, inner 5--7 mm wide; staminodes reflexed against perianth, 1--4 mm, awl-like; filaments 0.5--1.5 mm, with narrow wings, base fused with staminodes, anthers 3--6 mm, tip wide-notched; ovary 3--7 mm, style 4.5--9 mm. Chromosomes: n=12.
Ecology: Grassland, vernal pools; Elevation: 25--860 m. Bioregional Distribution: SCo (Los Angeles, San Diego cos.), SnBr (San Bernardino Co.), w PR (Orange, Riverside, San Diego cos.). Flowering Time: Mar--Jun Note: Hybridizes with Brodiaea orcuttii.
Synonyms: Hookera filifolia (S. Watson) Greene
eFlora Treatment Author: J. Chris Pires & Robert E. Preston
Jepson Online Interchange
Listed on CNPS Rare Plant Inventory

Previous taxon: Brodiaea elegans subsp. elegans
Next taxon: Brodiaea insignis

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botanical illustration including Brodiaea filifolia

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Citation for this treatment: J. Chris Pires & Robert E. Preston 2016. Brodiaea filifolia, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=16144, accessed on April 30, 2016.

Citation for the whole project: Jepson Flora Project (eds.) 2016. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on April 30, 2016.


Geographic subdivisions for Brodiaea filifolia:
SCo (Los Angeles, San Diego cos.), SnBr (San Bernardino Co.), w PR (Orange, Riverside, San Diego cos.).
Markers link to CCH specimen records. If the markers are obscured, reload the page [or change window size and reload]. Yellow markers indicate records that may provide evidence for eFlora range revision or may have georeferencing or identification issues.
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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.