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|Jepson eFlora: Taxon page
Key to families | Table of families and genera
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|Family: Boraginaceae||View Description||Dichotomous Key|
|Genus: Asperugo||View Description||Dichotomous Key|
|Species:||View Description||Dichotomous Key|
Asperugo procumbens L.
Habit: Annual, bristly, stout hairs curved to reflexed, base bulbous. Stem: prostrate to weakly decumbent, 3--8 dm, angled, branches many. Leaf: +- cauline, opposite at base, alternate above, petioled to sessile above; blades 2--7 cm, oblanceolate to elliptic, scabrous. Inflorescence: flowers 1--2 per leaf axil; pedicels reflexed in fruit. Flower: calyx 5-lobed, 2--3 mm, in fruit expanded, compressed, 5--8 mm, 10--15 mm wide, papery, with 1--2 teeth per lobe, enclosing nutlets; corolla 2--3 mm, 2 mm diam, +- funnel-shaped, blue-violet; stamens included, anthers free, sessile. Fruit: nutlets +- erect, 2--4, 2--3 mm, compressed, ovate, dark, shiny, minute-tubercled, scar lateral. Chromosomes: 2n=48.
Ecology: Disturbed areas; Elevation: 1000--1500 m. Bioregional Distribution: MP; Distribution Outside California: widespread United States; native to central and eastern Europe. Flowering Time: Apr--Jul Note: Most collections historical.
eFlora Treatment Author: Ronald B. Kelley, Robert Patterson, Richard R. Halse & Timothy C. Messick, family description, key to genera; treatment of genera by Ronald B. Kelley
Jepson Online Interchange
Previous taxon: Asperugo
Next taxon: Borago
Citation for this treatment: Ronald B. Kelley, Robert Patterson, Richard R. Halse & Timothy C. Messick, family description, key to genera; treatment of genera by Ronald B. Kelley 2016. Asperugo procumbens, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=14486, accessed on May 28, 2016.
Citation for the whole project: Jepson Flora Project (eds.) 2016. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on May 28, 2016.