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Ambrosia confertiflora Dc.
BURR RAGWEED
Franseria confertiflora Dc Rydb; Franseria tenuifolia Harv & Gray; Weakleaf bur ragweed

Life   Plantae   Dicotyledoneae   Asteraceae   Ambrosia

Ambrosia confertiflora
© Copyright New York Botanical Garden, 2013 · -9
Ambrosia confertiflora

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Associates · map
FamilyScientific name @ source (records)
Cercopidae  Clastoptera lineatocollis @ UCR_ENT (5)
Cicadellidae  Acinopterus angulatus @ UCR_ENT (2)

Ceratagallia ( @ UCR_ENT (54)

Deltocephalus fuscinervosus @ UCR_ENT (1)

Empoasca ( @ UCR_ENT (24)

Exitianus exitiosus @ UCR_ENT (1)

Fieberiella florii @ UCR_ENT (1)

Gyponana ( @ UCR_ENT (2)

Neoaliturus ( @ UCR_ENT (2)

Neokolla ( @ UCR_ENT (1)

Stragania robusta @ UCR_ENT (42)

Texananus ( @ UCR_ENT (8)

Xerophloea peltata @ UCR_ENT (6)
Delphacidae  Stobaera caldwelli @ UCR_ENT (7)

Stobaera concinna @ UCR_ENT (14)

Stobaera tricarinata @ UCR_ENT (2)
Dictyopharidae  Scolops pallidus @ UCR_ENT (6)
Geocoridae  Geocoris pallens @ UCR_ENT (1)
Lygaeidae  Lygaeus kalmii @ UCR_ENT (1)

Nysius angustatus @ UCR_ENT (1)
Membracidae  Spissistilus festinus @ UCR_ENT (5)

Tortistilus pacificus @ UCR_ENT (2)

Vanduzea triguttata @ UCR_ENT (24)
Miridae  Chlamydatus associatus @ UCR_ENT (16)

Irbisia brachycera @ UCR_ENT (2)

Lygocoris @ UCR_ENT (2)

Lygus rolfsi @ UCR_ENT (1)

Rhinacloa forticornis @ UCR_ENT (27)

Scalponotatus maturus @ AMNH_PBI (1)

Slaterocoris ambrosiae @ AMNH_PBI (1)

Taylorilygus apicalis @ UCR_ENT (2)
Nogodinidae  Danepteryx artemisiae @ UCR_ENT (1)

Dictyobia semivitrea @ UCR_ENT (1)

Neaethus perlucidus @ UCR_ENT (1)
Pentatomidae  Chlorochroa sayi @ UCR_ENT (4)
Thyreocoridae  Corimelaena cognata @ UCR_ENT (2)
Tingidae  Corythucha morrilli @ UCR_ENT (150)

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Following modified from Plants Database, United States Department of Agriculture
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http://plants.usda.gov/java/profile?symbol=AMCO3 ---> https://plants.usda.gov/java/profile?symbol=AMCO3
https://plants.usda.gov/java/profile?symbol=AMCO3 ---> http://plants.usda.gov/core/profile?symbol=AMCO3
http://plants.usda.gov/core/profile?symbol=AMCO3 ---> https://plants.usda.gov/core/profile?symbol=AMCO3
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You are here: Home / Plant Profile

Ambrosia confertiflora DC.
weakleaf bur ragweed


General Information
Symbol: AMCO3
Group: Dicot
Family: Asteraceae
Duration: Perennial
Growth Habit : Forb/herb
Native Status : L48   N
PR   N
Data Source and Documentation
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Plants-NRCS Logos
green round image for nativity Native blue round image for introduced Introduced ocre round image for introduced and nativity Both white round image for no status Absent/Unreported
image for native, but no county data Native, No County Data image for introduced, but no county data Introduced, No County Data both introduced and native, but no county data Both, No County Data
Native Status:
lower 48 status L48    Alaska status AK    Hawaii status HI    Puerto Rico status PR    Virgin Islands status VI    Navassa Island NAV    Canada status CAN    Greenland status GL    Saint Pierre and Michelon status SPM    North America NA   

Images



slideshow

Synonyms

Symbol Scientific Name
FRCO3 Franseria confertiflora (DC.) Rydb.
FRST3 Franseria strigulosa Rydb.
GATE6 Gaertneria tenuifolia Harv. & A. Gray

Classification

Click on a scientific name below to expand it in the PLANTS Classification Report.
Rank Scientific Name and Common Name
Kingdom Plantae – Plants
Subkingdom Tracheobionta – Vascular plants
Superdivision Spermatophyta – Seed plants
Division Magnoliophyta – Flowering plants
Class Magnoliopsida – Dicotyledons
Subclass Asteridae
Order Asterales
Family Asteraceae ⁄ Compositae – Aster family
Genus Ambrosia L. – ragweed
Species Ambrosia confertiflora DC. – weakleaf bur ragweed

Subordinate Taxa

This plant has no children

Legal Status

Wetland Status

Interpreting Wetland Status

Related Links

More Accounts and Images
ARS Germplasm Resources Information Network (AMCO3)
CalPhotos (AMCO3)
Integrated Taxonomic Information System (AMCO3)
Integrated Taxonomic Information System (FRCO3)
Integrated Taxonomic Information System (FRST3)
Integrated Taxonomic Information System (GATE6)
Jepson Interchange (University of California - Berkeley) (AMCO3)
Related Websites
AZ-University of Arizona Health Sciences Center (AMCO3)
AZ-Wildflowers of Tucson (AMCO3)
CA-California Native Plant Link Exchange (AMCO3)
Journal of Environmental Quality-Revegetation (AMCO3)
Lady Bird Johnson Wildflower Center (AMCO3)

Wildlife

Food

Source Large Mammals Small Mammals Water Birds Terrestrial Birds

Cover

Source Large Mammals Small Mammals Water Birds Terrestrial Birds

Description of Values

Value Class Food Cover


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Following modified from Flora of North America
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Link to Flora of North America home
 
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FNA Vol. 21 Page 11, 18 Login | eFloras Home | Help
FNA | Family List | FNA Vol. 21 | Asteraceae | Ambrosia

20. Ambrosia confertiflora de Candolle in A. P. de Candolle and A. L. P. P. de Candolle, Prodr. 5: 526. 1836.

Franseria confertiflora (de Candolle) Rydberg

Perennials, 20—80(—150+) cm. Stems erect. Leaves mostly alternate; petioles 10—35 mm; blades lanceolate to ovate, 40—85(—150) × 20—35(—55) mm overall, lacini­ately 2—4-pinnately lobed (lobes ± lanceolate); bases cuneate to truncate, ultimate margins entire, abaxial and adaxial faces strigillose to sericeous (often grayish) and gland-dotted. Pistillate heads clustered, proximal to staminates; florets 1(—2). Staminate heads: peduncles 0.5—2 mm; involucres cup-shaped, 1.5—3+ mm diam., strigillose; florets 5—20+. Burs: bodies pyramidal to pyriform, 1—2 mm, strigillose to pilosulous, spines (1—)5—12+, mostly distal, stoutly conic to subulate, 0.5—1 mm, tips uncinate. 2 n = 72, 108.

Flowering (May—)Sep—Dec. Waste places, disturbed sites; 10—2000 m; Ariz., Calif., Colo., Kans., N.Mex., Okla., Tenn., Tex., Utah; Mexico.

Following modified from CalPhotos
   Top | See original

http://calphotos.berkeley.edu/cgi/img_query?query_src=dl&where-taxon=Ambrosia+confertiflora&where-lifeform=specimen_tag&rel-lifeform=ne&rel-taxon=begins+with&where-lifeform=Plant ---> https://calphotos.berkeley.edu/cgi/img_query?query_src=dl&where-taxon=Ambrosia+confertiflora&where-lifeform=specimen_tag&rel-lifeform=ne&rel-taxon=begins+with&where-lifeform=Plant

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Number of matches : 17
Query: SELECT * FROM img WHERE ready=1 and taxon like "Ambrosia confertiflora%" and (lifeform != "specimen_tag" OR lifeform != "Plant") ORDER BY taxon

Click on the thumbnail to see an enlargement

Ambrosia confertiflora
Ambrosia confertiflora
Weakleaf Burr Ragweed
ID: 0000 0000 0803 0365 [detail]
2003 Stanley Spencer

Ambrosia confertiflora
Ambrosia confertiflora
Mexican Ragweed
ID: 0000 0000 0707 1440 [detail]
© 2007 Jason E. Willand

Ambrosia confertiflora
Ambrosia confertiflora
Weakleaf Burr Ragweed
ID: 0000 0000 1112 0538 [detail]
© 2012 Keir Morse

Ambrosia confertiflora
Ambrosia confertiflora
Weakleaf Burr Ragweed
ID: 0000 0000 1112 0539 [detail]
© 2012 Keir Morse

Ambrosia confertiflora
Ambrosia confertiflora
Weakleaf Burr Ragweed
ID: 0000 0000 1112 0540 [detail]
© 2012 Keir Morse

Ambrosia confertiflora
Ambrosia confertiflora
Weakleaf Burr Ragweed
ID: 0000 0000 1112 0541 [detail]
© 2012 Keir Morse

Ambrosia confertiflora
Ambrosia confertiflora
Weakleaf Burr Ragweed
ID: 0000 0000 1112 0542 [detail]
© 2012 Keir Morse

Ambrosia confertiflora
Ambrosia confertiflora
Weakleaf Burr Ragweed
ID: 0000 0000 1112 0543 [detail]
© 2012 Keir Morse

Ambrosia confertiflora
Ambrosia confertiflora
Weakleaf Burr Ragweed
ID: 0000 0000 1112 0544 [detail]
© 2012 Keir Morse

Ambrosia confertiflora
Ambrosia confertiflora
Weakleaf Bur Ragweed
ID: 0000 0000 1014 1363 [detail]
© 2014 Richard Spellenberg

Ambrosia confertiflora
Ambrosia confertiflora
Weakleaf Bur Ragweed
ID: 0000 0000 1014 1364 [detail]
© 2014 Richard Spellenberg

Ambrosia confertiflora
Ambrosia confertiflora
Weakleaf Bur Ragweed
ID: 0000 0000 1014 1448 [detail]
© 2014 Richard Spellenberg

Ambrosia confertiflora
Ambrosia confertiflora
Weakleaf Bur Ragweed
ID: 0000 0000 1014 1449 [detail]
© 2014 Richard Spellenberg

Ambrosia confertiflora
Ambrosia confertiflora
ID: 0000 0000 0818 0220 [detail]
© 2018 Ron Vanderhoff

Ambrosia confertiflora
Ambrosia confertiflora
Weakleaf Bur Ragweed
ID: 0000 0000 1218 1913 [detail]
© 2018 Richard Spellenberg

Ambrosia confertiflora
Ambrosia confertiflora
Weakleaf Bur Ragweed
ID: 0000 0000 1218 1912 [detail]
© 2018 Richard Spellenberg

Ambrosia confertiflora
Ambrosia confertiflora
Weakleaf Bur Ragweed
ID: 0000 0000 1218 1911 [detail]
© 2018 Richard Spellenberg

Using these photos: A variety of organizations and individuals have contributed photographs to CalPhotos. Please follow the usage guidelines provided with each image. Use and copyright information, as well as other details about the photo such as the date and the location, are available by clicking on the [detail] link under the thumbnail. See also: Using the Photos in CalPhotos .   


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