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Photo is of parent taxon

pitted onion

Leaf

blade subterete to ± terete, arcuate, 1–2 times scape, 1–2 mm wide.

Scape

10–20 cm.

Umbel

compact, 5–25-flowered;

spathe bracts 2, apex acuminate.

Flowers

(6–)7–9 mm;

tepals white with deep pink or purple midveins;

pedicel 5–15 mm.

2n

= 14.

Allium lacunosum var. lacunosum

Phenology Flowering Apr–Jun.
Habitat Apparently restricted to serpentine clays on ridges and peaks
Elevation 300–1000 m (1000–3300 ft)
Distribution
from FNA
CA
[BONAP county map]
Discussion

Allium lacunosum var. lacunosum is known only from the central and south Coast Ranges, and on Santa Rosa and Santa Cruz islands.

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

Source FNA vol. 26, p. 260.
Parent taxa Liliaceae > Allium > Allium lacunosum
Sibling taxa
A. lacunosum var. davisiae, A. lacunosum var. kernensis, A. lacunosum var. micranthum
Name authority unknown
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