|University of California, Berkeley|
|Jepson eFlora: Taxon page
Key to families | Table of families and genera
Index to accepted names and synonyms:
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|Family: Boraginaceae||View Description||Dichotomous Key|
|Genus: Hackelia||View Description||Dichotomous Key|
|Species:||View Description||Dichotomous Key|
Hackelia nervosa (Kellogg) I.M. Johnst.
Stem: 4--7 dm; +- glabrous above, hairs generally sparse below, often +- spreading. Leaf: sparse-rough-hairy; basal 3--12 cm, 0.6--2.5 cm wide, +- oblong to oblanceolate; lower cauline generally smaller, generally sessile, ovate to lanceolate upward; uppermost +- clasping. Inflorescence: open, branches few--several; pedicel 6--12 mm in fruit. Flower: calyx 1.5--3.5+ mm; corolla tube > calyx, +- white, throat open, limb (8)10--18 mm diam, +- blue, appendages generally as long as wide, indented at tip; anthers visible at throat. Fruit: nutlets 4--6 mm, dull, roughened, abaxial prickles many, evenly distributed, +- = marginal.
Ecology: Moist open slopes, openings in forest; Elevation: 1800--2930 m. Bioregional Distribution: s CaRH, n&c SNH; Distribution Outside California: western Nevada. Flowering Time: May--Aug
Unabridged Note: Much larger corollas, nutlet differences relative to sympatric Hackelia micrantha.
eFlora Treatment Author: Ronald B. Kelley & Robert L. Carr
Jepson Online Interchange
Previous taxon: Hackelia mundula
Next taxon: Hackelia setosa
Citation for this treatment: Ronald B. Kelley & Robert L. Carr 2017. Hackelia nervosa, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=27537, accessed on February 24, 2017.
Citation for the whole project: Jepson Flora Project (eds.) 2017. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on February 24, 2017.