Ericameria suffruticosa

(Nuttall) G. L. Nesom
Phytologia 68: 153. 1990.
Common names: Singlehead goldenbush goldenweed
Endemic
Basionym: Macronema suffruticosa Nuttall Trans. Amer. Philos. Soc., n. s. 7: 322. 1840
Synonyms: Haplopappus suffruticosus (Nuttall) A. Gray
Treatment appears in FNA Volume 20. Treatment on page 76. Mentioned on page 52.

Plants 10–40 cm. Stems spreading to erect (bushes mostly broader than high), highly branched, green when young, becoming reddish brown, long-stipitate-glandular. Leaves ascending; blades oblanceolate, 5–40 × 2–7 mm, midnerves evident, (margins crispate) apices acute, faces long-stipitate-glandular; fascicles absent or of 1–3 leaves. Heads borne singly or (2–3) in (leafy) racemiform arrays (1–4 cm wide). Peduncles 2–20(–40) mm (bracts 1–10+, leaflike). Involucres campanulate, 9–15 × 10–15 mm. Phyllaries 17–31 in 2–3 series, green to tan, lanceolate to obovate, 8–18 × 1–4 mm, subequal, outer herbaceous or herbaceous-tipped, inner chartaceous to herbaceous-tipped, midnerves (+ 2 smaller, collateral nerves) often evident, (margins herbaceous or narrowly membranous, mostly stipitate glandular to fimbriate) apices acute to acuminate, abaxial faces stipitate-glandular. Ray florets (0–)1–8; laminae elliptic, 8–14 × 1.5–4 mm. Disc florets 15–40; corollas 8.5–10.5 mm. Cypselae narrowly turbinate to ellipsoid, 5.5–8 mm, villous; pappi tan, 7.5–9 mm. 2n = 18.


Phenology: Flowering mid summer–fall.
Habitat: Rocky slopes and ridges in conifer forests and alpine zones
Elevation: 2100–3500 m

Distribution

V20-145-distribution-map.gif

Calif., Idaho, Mont., Nev., Oreg., Wyo.

Discussion

Selected References

None.

Lower Taxa

None.

... more about "Ericameria suffruticosa"
Lowell E. Urbatsch +, Loran C. Anderson +, Roland P. Roberts +  and Kurt M. Neubig +
(Nuttall) G. L. Nesom +
Macronema suffruticosa +
Singlehead goldenbush +  and goldenweed +
Calif. +, Idaho +, Mont. +, Nev. +, Oreg. +  and Wyo. +
2100–3500 m +
Rocky slopes and ridges in conifer forests and alpine zones +
Flowering mid summer–fall. +
Haplopappus suffruticosus +
Ericameria suffruticosa +
Ericameria +
species +