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Amoreuxia palmatifida Moc. & Sessé ex DC.  |
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Family: Bixaceae
Mexican yellowshow, more, throwup weed
 E. Makings 
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Plant: Perennial rhizomatous herb; to 40 cm; roots often woody
Leaves: leaves long-petioled, leaves narrow to broadly cuneate, subentire or deeply parted into 7(-9)-lobes, 2.2-5.3(-8) cm long (not including 3-10 cm long petiole), 4-7.7(-13.5) cm wide
Inflorescence: cymes, terminal, few-flowered
Flowers: 4.3-6 cm long, 4.5-6.4 cm wide; sepals puberulent; petals yellow or salmon-orange to salmon-maroon, with deep maroon basal spots; anthers all dark maroon or only the lower set dark maroon; ovary densely puberulent-papillose
Fruit: capsules broadly ovoid, not noticeably striated longitudinally, 2-3.6 cm long, 2-2.6 cm wide, short-acuminate, puberulent; SEEDS reniform, black, shiny, 5.3 mm long, 3.3 mm wide; seed coat light brown, strigillose, closely fitting and persistent
Misc: Dry rocky slopes and mesas; 800-1500 m (2600-4900 ft); Jul-Sep
REFERENCES: Hodgson, Wendy. 1994. Bixaceae. J. Ariz. – Nev. Acad. Sci. Volume 27, 188-189.
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 T.R. Van Devender 
 Liz Makings 
 Arizona State University Herbarium 
 Arizona State University Herbarium 
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