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meadow death camas, poison camas

Habit Plants 20–70 cm tall.
Bulbs

not clumped, tunicate, widely ovate, 10–30 × 8–20 mm; outer layer brown.

Stems

glabrous.

Leaves

12–50 cm × 2–10 mm.

Inflorescences

generally racemes, occasionally panicles, 10–50-flowered, 2–20 × 2–5 cm;

branches less than 33% length of entire inflorescence; at 10–60° from main axis when fruiting;

bracts 5–25 mm long, white to green;

pedicels 3–25 mm.

Flowers

bisexual, campanulate 5–10 mm in diameter;

tepals ovate to obtuse, 2–6 × 1–3 mm; outer and inner tepals clawed, persistent in fruit;

gland greenish yellow.

Fruits

cylindrical 8–14 × 4–5 mm.

2n

=22.

Toxicoscordion venenosum

Zigadenus

Distribution
[WildflowerSearch map]
[BONAP county map]
Discussion

Moist meadows to dry rocky hillsides. Flowering Apr–Jul. 0–2600m. All ecoregions except Est. CA, ID, NV, WA; north to British Columbia, east to UT. Native.

Source Flora of Oregon, volume 1, page 314
Tamra Prior
Sibling taxa
T. exaltatum, T. fremontii, T. micranthum, T. paniculatum, T. venenosum
Synonyms Toxicoscordion venenosum var. gramineum, Zigadenus venenosus, Toxicoscordion venenosum var. venenosum, Zigadenus venenosus var. gramineus, Zigadenus venenosus var. venenosus, Zygadenus venenosus, Zygadenus venenosus var. venenosus
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