Eastern Mojave Vegetation Coll. No. 3517, Symphyotrichum fendleri.  
 

 

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If you have a question or a comment about this photograph you may write to me at: tomas@schweich.com I sometimes post interesting questions in my FAQ, but I never disclose your full name or address. 		  Asteraceae, Symphyotrichum fendleri
Photographed 26 November 2025.

Native and Naturalized Flora of the Golden Area, Jefferson County, Colorado
Asteraceae

Symphyotrichum fendleri (A. Gray) G. L. Nesom.  Fendler's Aster.

Parfet Open Space (City of Golden), Jefferson County, Colorado. Central part of the open space, in a less-disturbed area, just above the Welch Ditch and in between various trees and shrubs, 1.02 km. southwest of the GNIS location of Golden. 39.74936°N, 105.22977°W. WGS 1984 Elev. 1778 m. Dry, gravelly north-facing slope, with Rhus trilobata, Liatris punctata, Symphyotrichum ericoides, Linum sp., Cercocarpus montanus, Yucca glauca, and Bromus inermis. This parcel was designated a City of Golden Open Space in 2025.

Collected by permit: City of Golden, 2025, issued: Mar 14, 2025, to: Tom Schweich.

Tom Schweich 3517. 11-Sep-2025

Collection No. 3517, 11 September 2025, characters observed: Perennial herb, to 25 cm., caudex unknown; Stem, strigose; Leaves, cauline, alternate, sessile, blade 28 mm. × 2 mm. wide, reduced distally, linear to linear-oblanceolate, entire, margins regularly-spaced ciliate, tips white-spinulose; Inflorescence, 6± heads per stem; Involucre, 5 mm. × 7 mm. wide, bell-shaped; Phyllaries, unequal, 3± series, 4-5 mm. × 1.2 mm. wide, base indurate, diamond-shaped green distally, stipitate-glandular, margins flat, tips acuminate; Receptacle, epaleate; Flowers, of 2 kinds; Rays, #15±, tube 6 mm. + blade 6-7 mm. × 1.3 mm. wide, blue; Disk flowers, many, 4 mm., yellow; Pappus, many well-developed bristles, 4.5 mm., brown to light tan ("cinnamon to sordid" in FNANM); Cypsela, 1 mm. × 0.5 mm. wide, light brown. The FNANM term "strigoso-hispid" may apply more accurately to stem and leaf margin hairs.

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Date and time this page was prepared: 4/4/2026 8:05:06 PM