Frasera parryi

Herbs perennial, 5–16 dm, glabrous. Stems 1 or 2. Leaf blades white-margined; basal strap-shaped to elliptic-oblanceolate, 5–25 × 0.8–4 cm; cauline leaves opposite, blades ovate to lanceolate-oblong. Inflorescences diffuse, 5–30 cm wide, primary branches ± elongate and sometimes racemoid. Flowers: calyx 8–17 mm; corolla pale green, dark purple-dotted, 9–20 mm, lobes oblong-obovate, apex short-acuminate; androecial corona a low fringe; style slender, distinct; nectaries and foveae 1 per corolla lobe, foveae opening distal to nectary, into a U-shaped differentiated area on the corolla surface, rim ± evenly fringed all around.

Phenology: Flowering spring–summer.
Habitat: Dry, open woods, chaparral.
Elevation: 100–1900 m.

Calif., Mexico (disjunct in Baja California Sur).

Discussion

Inclusion of Arizona in the range of Frasera parryi appears to have been derived from speculation. The vernacular name Coahuila elkweed, sometimes applied to F. parryi, is inappropriate as this species is not known from Coahuila.

Selected References

None.

Lower Taxa