Chrysothamnus molestus (Blake) L.C. Anders.  
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Family: Asteraceae
Arizona Rabbitbrush, more...stickyfruit low rabbitbrush
[Chrysothamnus viscidiflorus var. molestus Blake, moreEricameria molesta (Blake) L.C. Anders.]
Chrysothamnus molestus image
Rusty Russell  
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Lowell E. Urbatsch, Roland P. Roberts, Kurt M. Neubig in Flora of North America (vol. 20)
Shrubs, 8-20 cm; with woody, highly branched caudices, bark dark gray, highly fibrous with age. Stems ascending, green, ± puberulent, stipitate-glandular. Leaves erect to closely ascending; sessile; blades with ± evident midnerves , linear to narrowly elliptic, 7-20 × 0.7-1.5 mm, sulcate, sometimes apiculate, apices acute, faces moderately puberulent, uniformly stipitate-glandular. Heads in small cymiform to racemiform arrays. Involucres subcylindric, 9-11 × 2.5-3.5 mm. Phyllaries ± 20 in 4-5 series, in 4-5 strong vertical ranks, tan, often with green or dark subapical splotch, midnerves often obscure, linear or lanceolate to elliptic, 2-9 × 0.5-1.3 mm, unequal, outer ± herbaceous, inner chartaceous, strongly keeled, apices acute to rounded, tip cupped , faces of outer glabrous or puberulent. Disc florets 5; corollas 5.5-7.5 mm, lobes 0.9-1.5 mm; style branches 2.7-3.2 mm, appendages 1-1.7 mm. Cypselae tan, elliptic, 4.2-6 mm, mostly 5-ribbed, faces glabrous, sparsely glandular; pappi tan, 6-7.5 mm. 2n = 18. Flowering late summer-fall. Rocky soils, mostly on limestone pinyon-juniper woodland; 1800-2400 m; Ariz. Chrysothamnus molestus is known only from Coconino County. It is in the Center for Plant Conservation´s National Collection of Endangered Plants.

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Chrysothamnus molestus
Chrysothamnus molestus image
Greg Goodwin  
Chrysothamnus molestus image
Greg Goodwin  
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