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Plumbago auriculata

Higher Taxonomy
Family: PlumbaginaceaeView DescriptionDichotomous Key

Habit: Annual to shrub [vine]. Leaf: simple, generally in basal rosette (cauline), entire or lobed. Inflorescence: raceme, cyme, or panicle (head-like in Armeria), generally scapose. Flower: bisexual, radial, generally small; calyx tubular, generally membranous or partly scarious, lobes 5, persistent; petals 5, +- free to +- fused, clawed, +- intertwined; stamens 5, opposite petals, occasionally epipetalous; ovary superior, generally 5-lobed or -ribbed, chamber and ovule 1, styles 5, occasionally fused. Fruit: utricle, achene, or capsule, +- enclosed in calyx.
Genera In Family: 27 genera, +- 1000 species: +- worldwide, especially Mediterranean, western and central Asia. Note: Some cultivated as ornamental (Limonium used as dried flower).
eFlora Treatment Author: Robert E. Preston & Elizabeth McClintock
Scientific Editor: Douglas H. Goldman, Bruce G. Baldwin.
Genus: PlumbagoView Description 

Common Name: LEADWORT
Habit: Perennial herb to shrub. Stem: erect to prostrate or climbing. Leaf: cauline, sessile or short-petioled; blade elliptic to oblanceolate or spoon-shaped, base narrowed, margin entire, tip acute to obtuse. Inflorescence: terminal or axillary spike-like racemes or panicles; pedicels short. Flower: occasionally heterostylous; calyx with stalked, head-like glands; corolla 5-lobed, salverform; stamens included or exserted; style 1, included or exserted; stigmas 5, linear. Fruit: capsule, brown, long-beaked.
Species In Genus: 12 species: worldwide, tropics & subtropics. Etymology: (Latin, a lead-like ore, from historical use as cure for lead poisoning)

Plumbago auriculata Lam.
Habit: Evergreen shrub. Stem: erect to trailing or climbing, diffuse-branched, to 3+ m, glabrous or hairy on new stems. Leaf: generally sessile (short-petioled); blade 2.5--9 cm, 0.5--2.5 cm wide, base generally long-tapered (clasping). Inflorescence: 2.5--3 cm, peduncle short-soft-hairy, glands 0. Flower: heterostylous; calyx 10--13 mm, short-soft-hairy, glandular; corolla pale blue, 37--53 mm, tube 28--40 mm, lobes 10--16 mm, 6--15 mm wide; styles 3. Fruit: 8 mm. Seed: 7 mm, brown. Chromosomes: 2n=14+0--1B.
Ecology: Streambeds, canyons in coastal scrub; Elevation: < 150 m. Bioregional Distribution: SCo; Distribution Outside California: native to South Africa. Flowering Time: All year Note: Ornamental, occasional escape from cultivation.
eFlora Treatment Author: Robert E. Preston & Elizabeth McClintock
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Citation for this treatment: Robert E. Preston & Elizabeth McClintock 2016. Plumbago auriculata, in Jepson Flora Project (eds.) Jepson eFlora,, accessed on May 05, 2016.

Citation for the whole project: Jepson Flora Project (eds.) 2016. Jepson eFlora,, accessed on May 05, 2016.

Plumbago auriculata
click for enlargement
© 2013 Neal Kramer
Plumbago auriculata
click for enlargement
© 2013 Neal Kramer
Plumbago auriculata
click for enlargement
© 2013 Neal Kramer

More photos of Plumbago auriculata in CalPhotos

Geographic subdivisions for Plumbago auriculata:
Markers link to CCH specimen records. If the markers are obscured, reload the page [or change window size and reload]. Yellow markers indicate records that may provide evidence for eFlora range revision or may have georeferencing or identification issues.
map of distribution 1
(Note: any qualifiers in the taxon distribution description, such as 'northern', 'southern', 'adjacent' etc., are not reflected in the map above, and in some cases indication of a taxon in a subdivision is based on a single collection or author-verified occurence).

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Data provided by the participants of the Consortium of California Herbaria.
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CCH collections by month

Duplicates counted once; synonyms included.
Species do not include records of infraspecific taxa.
Blue line denotes eFlora flowering time.