Zigadenus glaberrimus |
Zigadenus virescens |
|
---|---|---|
sandbog death camas |
green death camas |
|
Habit | Plants 6–12 dm, from thick, twisted rhizomes. | Plants 3.5–8.5 dm, from bulbs; bulbs not clumped, tunicate, narrowly ovoid, 3–5 × 1–1.5 cm. |
Leaves | blade sometimes becoming reddish brown with age, 19–42 cm × 5–20 mm, glaucous abaxially. |
proximal blades 25–45 cm × 3–20 mm. |
Inflorescences | loosely paniculate, 30–75-flowered, with 2–6 ascending branches, pyramidal, 10–60 × 5–12 cm. |
racemose to paniculate, 15–30-flowered, with 1–4 branches. |
Flowers | perianth hypogynous, 20–30 mm diam.; tepals persistent in fruit, white to cream colored, ovate to lanceolate, 9–15 × 3–5 mm, somewhat contracted at base; glands 2, elliptic, margins thickened; pedicel bracts ovate, 5–15 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 | conic, 10–15 mm. |
narrowly conic, 10–20 mm. |
2n | = 52. |
= 32. |
Zigadenus glaberrimus |
Zigadenus virescens |
|
Phenology | Flowering mid Jul–Sep. | Flowering Jul–Aug. |
Habitat | Pine bogs, savannas, sandy pinelands | Montane coniferous forests |
Elevation | 0–100 m (0–300 ft) | 1000–3200 m (3300–10500 ft) |
Distribution |
AL; FL; GA; MS; NC; SC; VA
|
AZ; CO; NM; s Mexico
|
Source | FNA vol. 26, p. 83. | FNA vol. 26, p. 87. |
Parent taxa | Liliaceae > Zigadenus | Liliaceae > Zigadenus |
Sibling taxa | ||
Synonyms | Helonias virescens, Anticlea mexicana, Anticlea virescens, Z. mexicanus, Z. porrifolius, Z. virescens var. porrifolius | |
Name authority | Michaux: Fl. Bor.-Amer. 1: 214, plate 22. (1803) | (Kunth) J. F. Macbride: Contr. Gray Herb. 53: 4. (1918) |
Web links |