Jepson eFlora: Taxon page
Vascular Plants of California
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Collomia linearis
NARROW-LEAF MOUNTAIN TRUMPET


Higher Taxonomy
Family: PolemoniaceaeView DescriptionDichotomous Key
Common Name: PHLOX FAMILY
Habit: Annual, perennial herb, shrub, vine. Leaf: simple or compound, cauline (or most basal), alternate or opposite; stipules 0. Inflorescence: cymes, heads, clusters, or flower 1; bracts in involucres or not. Flower: sepals generally 5, fused at base, translucent membrane generally connecting lobes, torn by fruit; corolla generally 5-lobed, radial or bilateral, salverform to bell-shaped, throat often well defined; stamens generally 5, epipetalous, attached at >= 1 level, filaments of >= 1 length, pollen white, yellow, blue, or red; ovary superior, chambers generally 3, style 1, stigmas generally 3. Fruit: capsule. Seed: 1--many, when wetted swelling or not, gelatinous or not.
Genera In Family: 26 genera, 314 species: America, northern Europe, northern Asia; some cultivated (Cantua, Cobaea (cup-and-saucer vine), Collomia, Gilia, Ipomopsis, Linanthus, Phlox). Note: Leptodactylon moved to Linanthus.
eFlora Treatment Author: Robert W. Patterson, family description, key to genera, except as noted
Scientific Editor: Robert W. Patterson, Thomas J. Rosatti.
Genus: CollomiaView DescriptionDichotomous Key


Common Name: TRUMPET FLOWER
Stem: hairy or glandular. Leaf: alternate, simple, entire to generally pinnate-lobed, linear to ovate [fan-shaped]; basal short-petioled; cauline sessile. Inflorescence: heads or clusters, terminal, or flowers 1--3 in axils. Flower: calyx lobes connected by narrow membrane forming a pitcher-like projection at sinus, enlarging, not rupturing in fruit; corolla salverform to funnel-shaped. Fruit: ovate to elliptic, explosively dehiscent, valves reflexed on dehiscence. Seed: 1(2--3) per chamber, oblong, generally gelatinous when wet, brown. Chromosomes: 2n=16.
Etymology: (Greek: glue, from wet seed surface) Note: Annual species self-pollinated; perennial herb species generally cross-pollinated.
eFlora Treatment Author: Leigh A. Johnson & Dieter H. Wilken
Unabridged Reference: Wilken et al. 1982 Biochem Syst Ecol 10:239--243
Collomia linearis Nutt.
NATIVE
Habit: Annual. Stem: erect, simple or in robust plants branched above, or occasionally branches many, internodes congested, plants then generally as wide as tall; internodes at mid-plant reflexed-short-white-nonglandular-hairy. Leaf: basal lanceolate, toothed or not; cauline lanceolate to linear, entire, lower +- glandular, upper generally glabrous. Inflorescence: bracted head, terminal, occasionally on axillary stems; flowers 7--20. Flower: calyx 4--7 mm; corolla 8--15 mm, white to pink; filaments attached at > 1 level, < 1 mm, anthers included, pollen generally white. Seed: 1 per chamber.
Ecology: Open areas; Elevation: 600--3650 m. Bioregional Distribution: KR, CaR, SN, SnBr, GB; Distribution Outside California: to Alaska, eastern North America, Arizona; naturalized elsewhere. Flowering Time: May--Aug
Jepson eFlora Author: Leigh A. Johnson & Dieter H. Wilken
Index of California Plant Names (ICPN; linked via the Jepson Online Interchange)

Previous taxon: Collomia larsenii
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botanical illustration including Collomia linearis

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Citation for this treatment: Leigh A. Johnson & Dieter H. Wilken 2012, Collomia linearis, in Jepson Flora Project (eds.) Jepson eFlora, https://ucjeps.berkeley.edu/eflora/eflora_display.php?tid=20023, accessed on April 19, 2024.

Citation for the whole project: Jepson Flora Project (eds.) 2024, Jepson eFlora, https://ucjeps.berkeley.edu/eflora/, accessed on April 19, 2024.

Collomia linearis
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©1990 Gary A. Monroe
Collomia linearis
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©2016 Keir Morse
Collomia linearis
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©2011 California Academy of Sciences
Collomia linearis
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©2009 Keir Morse
Collomia linearis
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©2003 Steve Matson

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Geographic subdivisions for Collomia linearis:
KR, CaR, SN, SnBr, GB
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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).





 

Data provided by the participants of the  Consortium of California Herbaria.
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All markers link to CCH specimen records. The original determination is shown in the popup window.
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 (fruiting time in some monocot genera).