All Floras      Advanced Search
FNA Vol. 20 Page 442,443 Login | eFloras Home | Help
FNA | Family List | FNA Vol. 20 | Asteraceae | Isocoma

3a. Isocoma menziesii (Hooker & Arnott) G. L. Nesom var. decumbens (Greene) G. L. Nesom, Phytologia. 70: 95. 1991.

Isocoma decumbens Greene, Leafl. Bot. Observ. Crit. 1: 172. 1906; Haplopappus venetus (Kunth) S. F. Blake subsp. furfuraceus (Greene) H. M. Hall; Isocoma veneta (Kunth) Greene var. furfuracea (Greene) R. M. Beauchamp

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.

Flowering Jul–Nov. Sandy flats or slopes, commonly in disturbed sites; of conservation concern; 10–50(–200) m; Calif.; Mexico (Baja California).

Variety decumbens grows in San Diego County and southward.


Related Objects  
  • Distribution Map
  • Map

     |  eFlora Home |  People Search  |  Help  |  ActKey  |  Hu Cards  |  Glossary  |