Jepson eFlora: Taxon page
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Triteleia grandiflora

Higher Taxonomy
Family: ThemidaceaeView DescriptionDichotomous Key

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: TriteleiaView DescriptionDichotomous Key

Habit: Corm spheric, tan; daughter corms sessile. Leaf: 1--3, generally narrow-lanceolate, keeled, glabrous, entire, often withered at flower. Inflorescence: umbel-like, open; bracts +- lanceolate, +- scarious; pedicels +- erect, generally > perianth; flowers generally many. Flower: perianth tube generally funnel-shaped, lobes generally ascending to spreading; stamens 6, attached to perianth tube at 1 level or alternately at 2 levels, equal or short alternating with long, filaments free, appendages forming crown or generally 0, anthers attached at middle, generally angled away from stigma; ovary stalked, style 1, stigma +- 3-lobed. Fruit: generally stalked, ovoid. Seed: +- spheric, black-crusted.
Species In Genus: 15 species: western North America, especially northern and central California. Etymology: (Greek: 3 complete, for flower parts in 3s)
eFlora Treatment Author: J. Chris Pires & Glenn Keator

Triteleia grandiflora Lindl.
Leaf: 20--70 cm, 4--10 mm wide. Inflorescence: scape 20--75 cm, smooth; pedicels 10--40 mm, ascending. Flower: perianth 17--35 mm, white to blue-purple, tube 8--20 mm, rounded at base, lobes 9--13 mm, spreading; stamens attached alternately at 2 levels, unequal, filaments 1--2 mm and 3--4 mm, triangular, anthers 2--4 mm, yellow or purple; ovary 2 × stalk. Chromosomes: n=8,12,16,20,24,28.
Ecology: Grassland, sagebrush, pine forests, hills; Elevation: 100--3000 m. Bioregional Distribution: n KR?, n CaR; Distribution Outside California: to British Columbia, Montana, Utah. Flowering Time: Apr--Jun Note: Possibly extirpated in California.
Synonyms: Triteleia grandiflora var. howellii (S. Watson) Hoover; Triteleia grandiflora subsp. howellii (S. Watson) Hoover, ined.; Brodiaea bicolor Suksd.; Brodiaea douglasii S. Watson var. howellii (S. Watson) M. Peck; Brodiaea grandiflora (Lindl.) J.F. Macbr., illeg.; Brodiaea howellii S. Watson; Hookera bicolor (Suksd.) Piper; Hookera douglasii (S. Watson) Piper; Hookera grandiflora (Lindl.) Kuntze; Hookera howellii (S. Watson) Piper; Milla grandiflora (Lindl.) Baker; Triteleia bicolor (Suksd.) A. Heller; Triteleia howellii (S. Watson) Greene
eFlora Treatment Author: J. Chris Pires & Glenn Keator
Jepson Online Interchange
Listed on CNPS Rare Plant Inventory

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botanical illustration including Triteleia grandiflora


Citation for this treatment: J. Chris Pires & Glenn Keator 2016. Triteleia grandiflora, in Jepson Flora Project (eds.) Jepson eFlora,, accessed on May 03, 2016.

Citation for the whole project: Jepson Flora Project (eds.) 2016. Jepson eFlora,, accessed on May 03, 2016.

Triteleia grandiflora
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© 2004 Christopher L. Christie

More photos of Triteleia grandiflora in CalPhotos

Geographic subdivisions for Triteleia grandiflora:
n KR?, n CaR;
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.
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.