Crocanthemum scoparium var. vulgare

(Jepson) Sorrie

Phytologia 93: 271. 2011.

Basionym: Helianthemum scoparium var. vulgare Jepson Man. Fl. Pl. Calif., 641. 1925
Treatment appears in FNA Volume 6. Treatment on page 408. Mentioned on page 407.

Stems mostly 30–45 cm, usually erect-fastigiate, sometimes curved proximally and erect distally. Flowers 4–18 per stem, outer sepals 2–3.5 mm.


Phenology: Flowering Mar–Jul.
Habitat: Mostly inland chaparral, dry, sandy or rocky slopes and ridges, sandy or stony mesas
Elevation: 50–1200 m

Distribution

V6 773-distribution-map.jpg

Calif., Mexico (Baja California).

Discussion

Variety vulgare is the most abundant and widespread of the five western crocanthemums in the flora area. Variation ranges from plants that are relatively short and many-stemmed to those that are relatively tall and few-stemmed; all typically have erect stems and numerous flowers. It ranges from Lake and El Dorado counties to northern Baja California.

Selected References

None.

Lower Taxa

None.
Bruce A. Sorrie +
(Jepson) Sorrie +
Helianthemum scoparium var. vulgare +
Calif. +  and Mexico (Baja California). +
50–1200 m +
Mostly inland chaparral, dry, sandy or rocky slopes and ridges, sandy or stony mesas +
Flowering Mar–Jul. +
Illustrated +
Helianthemum subg. Lecheoides +
Crocanthemum scoparium var. vulgare +
Crocanthemum scoparium +
variety +