Isocoma menziesii var. decumbens

(Greene) G. L. Nesom

Phytologia 70: 95. 1991

Synonyms: Haplopappus venetus subsp. furfuraceus (Greene) H. M. Hall Isocoma veneta var. furfuracea (Greene) R. M. Beauchamp
Basionyms: Isocoma decumbens Greene
Treatment appears in FNA Volume 20. Treatment on page 442. Mentioned on page 443.
Stems prostrate to decumbent or ± erect; herbage finely and closely grayish-arachnoid-tomentose or glabrous, minutely stipitate-glandular. Leaf blades narrowly oblanceolate, 5–22 × 2–4 mm, not thick-fleshy, margins entire or with 1–2 pairs of teeth distally. Heads in corymbiform to loose, paniculiform arrays. Corollas 5–6.5 mm. Cypselae 2.3–3.6 mm. 2n = 24.

Phenology: Flowering Jul–Nov.
Habitat: Sandy flats or slopes, commonly in disturbed sites
Elevation: 10–50(–200) m



Calif., Mexico (Baja California).


Of conservation concern.

Variety decumbens grows in San Diego County and southward.



Lower Taxa

No lower taxa listed.