|Jepson Flora Project: Jepson Interchange|
|TREATMENT FROM THE JEPSON MANUAL (1993)||
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Jepson Interchange (more information)
©Copyright 1993 by the Regents of the University of California
AND IS MAINTAINED FOR ARCHIVAL PURPOSES ONLY
Perennial to trees, from membranous bulb, fibrous corm, scaly rhizome, or erect caudex
Stem generally underground
Leaves generally basal, often withering early, alternate, generally ± linear
Inflorescence various, generally bracted
Flower generally bisexual, generally radial; perianth often showy, segments generally 6 in two petal-like whorls (outer sometimes sepal-like), free or fused at base; stamens 6 (or 3 + generally 3 ± petal-like staminodes), filaments sometimes attached to perianth or fused into a tube or crown; ovary superior or inferior, chambers 3, placentas generally axile, style generally 1, stigmas generally 3
Fruit: generally capsule, loculicidal or septicidal (berry or nut)
Genera in family: ± 300 genera, 4600 species: especially ± dry temp and subtropical; many cultivated for ornamental or food;
some TOXIC. Here includes genera sometimes treated in Agavaceae, Amaryllidaceae, and other families.
Perennial from spheric, tan, fibrous-coated corm; cormlets sessile
Leaves basal, 23, narrowly lanceolate, keeled, glabrous, entire, often withered at flower
Inflorescence umbel-like, open; axis 2100 cm, stiff, erect, cylindric; bracts ± lanceolate, ± scarious; pedicels ± erect, generally > perianth; flowers generally many
Flower: perianth tube generally funnel-shaped, lobes 6 in 2 petal-like whorls, generally ascending to spreading; stamens 6, filaments appendages generally 0, anthers attached at middle, generally angled away from stigma; style 1, stigma weakly 3-lobed
Fruit: capsule, generally stalked, ovoid, loculicidal
Seeds subspheric, black
Species in genus: 14 species: w North America, especially n&c CA
Etymology: (Greek: three complete, because all flower parts in 3's)
Reference: [Hoover 1941 Amer Midl Naturalist 25:73100]
See the CNPS Inventory for information about endangerment and rarity.
Leaf 1040 cm, 310 mm wide
Inflorescence 1040 cm, ± smooth; pedicels 1025 mm
Flower: perianth yellow (pale to golden) striped dark, tube 45 mm, lobes 89 mm, spreading; filaments attached at 1 level, unequal (12 or 23 mm), bases wide (bases of inner ± = perianth lobe width), anthers 1.52 mm, yellow or blue; ovary stalk ± = ovary
Ecology: Uncommon. Edges of chaparral, mixed forests
Elevation: 1001000 m.
Bioregional distribution: s North Coast Ranges, San Gabriel Mountains?
Synonyms: Brodiaea l. (Greene) Baker
Related to T. ixioides ; scattered occurrences suggest further study
Horticultural information: DRY, SUN: 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21; DFCLT.