Zigadenus fremontii |
Zigadenus virescens |
|
---|---|---|
Fremont's death camas |
green death camas |
|
Habit | Plants 1–8 dm, from bulbs; bulbs not clumped, tunicate, ovoid, 10–40 × 5–40 mm. | Plants 3.5–8.5 dm, from bulbs; bulbs not clumped, tunicate, narrowly ovoid, 3–5 × 1–1.5 cm. |
Leaves | proximal blades 5–50 cm × 2–30 mm. |
proximal blades 25–45 cm × 3–20 mm. |
Inflorescences | racemose or paniculate, 2–80-flowered, broad, proximal branches 1/3–1/2 as long as entire inflorescence, spreading at 60°–90° angle. |
racemose to paniculate, 15–30-flowered, with 1–4 branches. |
Flowers | perianth hypogynous, rotate, 15–25 mm diam.; tepals persistent in fruit, cream colored, 5–15 × 2–6 mm, outer very short clawed, inner distinctly clawed 2 mm; gland 1, obovate, distal margins evident, dentate; filaments straight, shorter than tepals, thickened proximally; pedicel ascending in flower to perpendicular to stem in fruit, 10–50 mm, bracts green, somewhat falcate, 5–50 mm. |
nodding; perianth perigynous, campanulate, 4–8 mm diam.; tepals greenish, sometimes tinged with purple, ovate, 4–6 × 1.5–3 mm, somewhat narrowed at base, apex narrowly obtuse; gland 1, obcordate, thick; pedicel recurved at anthesis, 1.5–2 cm, bracts often tinged with purple or pink, ovate, 5–20 mm. |
Capsules | 8–30 × 4–11 mm. |
narrowly conic, 10–20 mm. |
2n | = 22. |
= 32. |
Zigadenus fremontii |
Zigadenus virescens |
|
Phenology | Flowering Feb–Jun. | Flowering Jul–Aug. |
Habitat | Coastal and inland, central valley grassland chaparral, mixed evergreen forests | Montane coniferous forests |
Elevation | 0–1000 m (0–3300 ft) | 1000–3200 m (3300–10500 ft) |
Distribution |
CA; OR; Mexico (Baja California)
|
AZ; CO; NM; s Mexico
|
Source | FNA vol. 26, p. 85. | FNA vol. 26, p. 87. |
Parent taxa | Liliaceae > Zigadenus | Liliaceae > Zigadenus |
Sibling taxa | ||
Synonyms | Anticlea fremontii, Toxicoscordion fremontii, Toxicoscordion fremontii var. minor, Z. fremontii var. inezianus, Z. fremontii var. salsus | Helonias virescens, Anticlea mexicana, Anticlea virescens, Z. mexicanus, Z. porrifolius, Z. virescens var. porrifolius |
Name authority | (Torrey) Torrey ex S. Watson: Botany (Fortieth Parallel), 343. (1871) | (Kunth) J. F. Macbride: Contr. Gray Herb. 53: 4. (1918) |
Web links |