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Davidson's fritillary, pine fritillary, pine woods fritillary

Bulb scales

large 2–5; small 45–50.

Stem

1–4 dm, ± glaucous.

Leaves

4–20, in whorls of 2–3 leaves per node proximally, alternate distally, 5–15 cm, often equaling or larger than inflorescence;

blade linear, glaucous;

distal leaves usually ca. 1/3–1/2 length of proximalmost leaf.

Flowers

± erect, occasionally nodding;

tepals purplish, clearly mottled greenish yellow, 1.4–1.9 cm, apex not recurved;

nectaries obscure, yellow, dotted brown, widely ovate, 2/3 tepal length;

style obviously branched to near base, branches longer than 1.5 mm.

Capsules

angled.

2n

= 26.

Fritillaria pinetorum

Phenology Flowering May–Jun.
Habitat Shaded or partially shaded granitic slopes
Elevation 1800–3200 m (5900–10500 ft)
Distribution
from FNA
CA
[WildflowerSearch map]
[BONAP county map]
Discussion

Fritillaria pinetorum is easily confused with F. atropurpurea.

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Source FNA vol. 26, p. 170.
Parent taxa Liliaceae > Fritillaria
Sibling taxa
F. affinis, F. agrestis, F. atropurpurea, F. biflora, F. brandegeei, F. camschatcensis, F. eastwoodiae, F. falcata, F. gentneri, F. glauca, F. liliacea, F. micrantha, F. ojaiensis, F. pluriflora, F. pudica, F. purdyi, F. recurva, F. striata, F. viridea
Synonyms F. atropurpurea var. pinetorum
Name authority Davidson: Muhlenbergia 4: 67. (1908)
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