Eastern Mojave Vegetation Inflorescence of Coll. No. 2177, Heterotheca foliosa  
 

 

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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 Heterotheca foliosa
Scanned 28 January 2020.

Plants of Colorado
Asteraceae

Heterotheca foliosa (Nutt.) Shinners.  Hairy False Goldenaster.

Little Scraggy Peak, Jefferson County, Colorado. Buffalo Creek Recreation Area, northeast slopes of Little Scraggy Peak, fairly close to Little Scraggy trailhead, about 4 mi. south of town of Buffalo Creek by Cty Rd 126, 60 km. south of the GNIS location of Golden. 39.3407°N, 105.261°W. WGS 1984 Elev. 2412 m. Scent a kind of foetid lemon-pine. Also collected here: Lithospermum multiflorum, Geranium caespitosum, Ipomopsis aggregata ssp. collina, Bromus pumpellianus, and Koeleria macrantha. Area generally disturbed by minerals prospecting, fuels reduction, and mountain biking recreation.

Collected by permit: Pike-Isabel National Forest, 2019, issued: Mar 8, 2019, to: Tom Schweich.

Tom Schweich 2177. 23-Jul-2019

Coll. No. 2177, 23 July 2019, characters observed: Perennial herb, to 40 cm.; Stem, hispid, glandular; Leaves, proximal mostly withered, but they appear to have been oblanceolate; distal, 35 mm. × 9 mm. wide, sessile, oblanceolate, glandular, hispid, hairs are curved, but not really appressed, so not strigose, Bracts, #1-4, surpassing heads; Phyllaries, 2+ graduated series; Flowers of 2 kinds; Ray flowers, tube 4 mm. + blade 17 mm. ×1 mm. wide, yellow; Disk flowers, tube 6 mm. + lobes 1.5 mm = 7.5 mm., yellow; Pappus, capillary bristles 2 kinds, short, 1 mm., long, 7 mm. Cypsela, 2 mm., shaggy hairy;

In Harrington (1954): Crysopsis fulcrata Greene [=Heterotheca fulcrata (Greene) Shinners], and not Chrysopsis foliosa Nutt. because the involucres are definitely glandular. In Weber & Wittman (2012): Heterotheca villosa (Pursh) Shinners. H. fulcrata requires foliage very densely appressed pubescent, the plant gray in aspect, glands hardly visible. H. foliosa (Nutt.) Shinners is not recognized. In Ackerfield (2015): Heterotheca foliosa (Nutt.) Shinners [H. fulcrata (Greene) Shinners misapplied].

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Date and time this page was prepared: 11/3/2024 5:39:35 PM