|University of California, Berkeley|
|Jepson eFlora: Taxon page
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|Family: Boraginaceae||View Description||Dichotomous Key|
|Genus: Amsinckia||View Description||Dichotomous Key|
|Species:||View Description||Dichotomous Key|
Amsinckia douglasiana A. DC.
Stem: slender, branched in +- upper 1/2. Leaf: occasionally +- narrow-spoon-shaped. Flower: calyx lobes unequal in width, 2--4 from fusion below middle, notched at tip, margins coarse-dark-hairy, abaxially fine-red-brown-hairy; corolla 14--22 mm, tube 20-veined near base, limb 10--16 mm diam, yellow-orange with 5 dark spots. Fruit: 3--5 mm, gray, dull, cobblestone-like. Chromosomes: 2n=12.
Ecology: Unstable shaly sedimentary slopes; Elevation: (100)150--1600 m. Bioregional Distribution: SCoR, w WTR. Flowering Time: Mar--Jun Note: Heterostylous.
Unabridged Note: Amsinckia douglasiana has long been confused with a number of Amsinckia taxa, most commonly Amsinckia menziesii var. intermedia, and occasionally Amsinckia tessellata var. gloriosa or Amsinckia eastwoodiae.
eFlora Treatment Author: Ronald B. Kelley & Fred R. Ganders
Jepson Online Interchange
Listed on CNPS Rare Plant Inventory
Previous taxon: Amsinckia
Next taxon: Amsinckia eastwoodiae
Citation for this treatment: Ronald B. Kelley & Fred R. Ganders 2017. Amsinckia douglasiana, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/eflora/eflora_display.php?tid=13126, accessed on April 27, 2017.
Citation for the whole project: Jepson Flora Project (eds.) 2017. Jepson eFlora, http://ucjeps.berkeley.edu/eflora/, accessed on April 27, 2017.