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Vascular Plants of California
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Abronia villosa var. aurita
CHAPARRAL SAND-VERBENA


Higher Taxonomy
Family: NyctaginaceaeView DescriptionDichotomous Key
Common Name: FOUR O'CLOCK FAMILY
Habit: Annual, perennial herb, subshrub, [shrub, tree], glabrous or hairy. Stem: often forked. Leaf: opposite, sessile or petioled, pairs generally unequal; blade generally entire. Inflorescence: generally forked; spike, head-like cluster, or umbel, flowers rarely 1, bracts forming a calyx-like involucre or not. Flower: bisexual, generally +- radial (bilateral), sometimes cleistogamous in some genera; perianth of 1 whorl, generally petal-like, bell- to trumpet-shaped, base hardened, tightly surrounding ovary in fruit, lobes 3--5, generally notched to +- lobed; stamens 1--many; ovary superior (appearing inferior due to hardened perianth base), style 1. Fruit: achene in hardened perianth base; round to +- flat; smooth, angled, ribbed, or winged; glabrous, hairy, or glandular.
Genera In Family: 30 genera, 350 species: warm regions, especially America; some ornamental (Bougainvillea; Mirabilis, four o'clock).
eFlora Treatment Author: Andy Murdock, except as noted
Scientific Editor: Thomas J. Rosatti.
Genus: AbroniaView DescriptionDichotomous Key

Common Name: SAND-VERBENA
Habit: Annual, perennial herb, generally glandular. Stem: prostrate to ascending, generally +- red. Leaf: generally fleshy, petioled. Inflorescence: head or umbel; flowers maturing outer before inner or +- simultaneously; receptacle conic, +- smooth; bracts 5--10. Flower: perianth salverform to trumpet-shaped, generally fragrant, lobes 4--5; stamens 4--5, included; stigma linear, included. Fruit: body fusiform; wings (0)2--5, lobe-like, prominent, opaque, thick, not continuous above fruit body.
Species In Genus: 25 species: western North America. Etymology: (Greek: graceful) Note: Closely related to Tripterocalyx; relationships among species Abronia gracilis Benth. (Mexico), Abronia maritima, Abronia umbellata, and Abronia villosa need study; hybrids involve Abronia latifolia, Abronia maritima, Abronia umbellata; Abronia gracilis included in TJM (1993) based on misidentifications.
Reference: Galloway 2003 FNANM 4:61--69
Species: Abronia villosaView Description 


Habit: Annual, glandular-hairy. Stem: prostrate to ascending, < 80 cm. Leaf: petiole 0.5--5 cm; blade 1--5 cm, 1--4.5 cm wide, triangular-ovate to +- round. Inflorescence: peduncle 2--10 cm; bracts 3--11 mm, lanceolate to narrowly ovate; flowers 15--35. Flower: perianth tube 1.3--3.5 cm, +- pink, throat with white spot, limb 6--18 mm wide, pale to bright magenta. Fruit: 5--10 mm, body with prominent raised veins, top with hardened beak (base of floral tube); wings 3--5, thin, rounded or angled, or 0.

Abronia villosa var. aurita (Abrams) Jeps.
NATIVE
Flower: perianth tube 2--3.5 cm, limb (1)1.5--1.8 cm wide. Fruit: body nearly smooth; wings exceeding body.
Ecology: Sandy places in coastal-sage scrub, chaparral; Elevation: < 1600 m. Bioregional Distribution: c&s SCo, PR, w DSon. Flowering Time: Mar--Aug
Jepson eFlora Author: Andy Murdock
Reference: Galloway 2003 FNANM 4:61--69
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Citation for this treatment: Andy Murdock 2012, Abronia villosa var. aurita, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/eflora/eflora_display.php?tid=53455, accessed on October 14, 2019.

Citation for the whole project: Jepson Flora Project (eds.) 2019, Jepson eFlora, http://ucjeps.berkeley.edu/eflora/, accessed on October 14, 2019.

Abronia villosa var. aurita
click for enlargement
© 2009 Neal Kramer
Abronia villosa var. aurita
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© 2013 Keir Morse
Abronia villosa var. aurita
click for enlargement
© 2013 Keir Morse
Abronia villosa var. aurita
click for enlargement
© 2013 Keir Morse
Abronia villosa var. aurita
click for enlargement
© 2011 Aaron E. Sims
Abronia villosa var. aurita
click for enlargement
© 2013 Keir Morse

More photos of Abronia villosa var. aurita in CalPhotos



Geographic subdivisions for Abronia villosa var. aurita:
c&s SCo, PR, w DSon.
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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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Blue markers indicate specimens that map to one of the expected Jepson geographic subdivisions (see left map). Purple markers indicate specimens collected from a garden, greenhouse, or other non-wild location.
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CCH collections by month

Duplicates counted once; synonyms included.
Species do not include records of infraspecific taxa, if there are more than 1 infraspecific taxon in CA.
Blue line denotes eFlora flowering time.