D I S C O V E R    L I F E   
Bee Hunt! Odonata Lepidoptera 
  HomeAll Living ThingsIDnature guidesGlobal mapperAlbumsLabelsSearch
  AboutNewsEventsResearchEducationProjectsStudy sitesHelp

Euthamia occidentalis authority>Nutt.
Life   Plantae   Dicotyledoneae   Asteraceae   Euthamia

Click on map for details about points.

IDnature guide

  • Associates
  • Missouri Botanical Garden

  • We parsed the following live from the Web into this page. Such content is managed by its original site and not cached on Discover Life. Please send feedback and corrections directly to the source. See original regarding copyrights and terms of use.
  • Flora of North America

Associates · map
FamilyScientific name @ source (records)
Andrenidae  Andrena aurihirta @ UCRC_ENT (5)

Andrena citrinihirta @ UCRC_ENT (3)

Perdita ciliata @ UCRC_ENT (1)

Perdita interserta @ UCRC_ENT (56)
Apidae  Melissodes lutulenta @ AMNH_BEE (2)

Melissodes paulula @ AMNH_BEE (2)
Colletidae  Hylaeus leptocephala @ UCRC_ENT (1)

Hylaeus mesillae @ UCRC_ENT (2)

Hylaeus polifolii @ UCRC_ENT (2)
Ichneumonidae  Nothocremastus intermedius @ UCRC_ENT (1)
Megachilidae  Megachile gentilis @ UCRC_ENT (1)

Megachile perihirta @ UCRC_ENT (1)

go to Discover Life's Facebook group

Following modified from Flora of North America
   Top | See original

Link to Flora of North America home
All Floras       Advanced Search
FNA Vol. 20 Page 98, 100 Login | eFloras Home | Help
FNA | Family List | FNA Vol. 20 | Asteraceae | Euthamia

5. Euthamia occidentalis Nuttall, Trans. Amer. Philos. Soc., n. s. 7: 326. 1840.

Western goldentop

Euthamia californica Gandoger; E. linearifolia Gandoger; Solidago occidentalis (Nuttall) Torrey & A. Gray

Perennials or subshrubs, 40—200 cm. Stems (erect, stout) glabrous, glaucous. Leaves spreading-ascending to erect; blades 3- or -5-nerved, linear, 82—100 × 4.3—10 mm, lengths 10—27 times widths, gradually to abruptly reduced distally, herbaceous to firm-herbaceous, margins scabrous, apices abruptly acute to acuminate, faces ± gland-dotted (18—56 dots per mm²), adaxial and vein axils often sparsely hairy. Heads mostly pedunculate, in relatively narrow, elongate arrays 33—60% of plant heights (often interrupted and with multiple levels). Involucres campanulate, 3.7—4.9 mm. Phyllaries stramineous, sometimes green-tipped, outer narrowly lanceolate, inner linear (firm), apices acute to acuminate. Ray florets (15—)17—22(—28). Disc florets (7—)9—11(—18); corollas 3.1—4.2 mm. 2 n = 18.

Flowering Jul—Nov. Moist to wet soils of streambeds, lake shores, and fresh to saline marshes; 0—1600 m; B.C.; Ariz., Calif., Colo., Idaho, Mont., Nebr., Nev., N.Mex., Oreg., Utah, Wash., Wyo.; Mexico (Baja California).

Updated: 2024-07-21 03:58:34 gmt
Discover Life | Top
© Designed by The Polistes Corporation