Allium tuberosum Rottl. ex Spreng.

Washington: King County: Alaskan Way S, near S Atlantic Street, Seattle. Elev. 4 m.
47.59° N, 122.34° W
Coordinate Source: Specimen Label.
On dry weedy ground, full sun, with Lactuca serriola, Cirsium vulgare. Adventive, strong garlic odor, white flowers 12--13 mm diameter, acute petals, yellow anthers, scape with 2 sharp edges, leaves flat; occasional. Phenology: Fertile.

Peter F. Zika 28200, Jul 31, 2016
With Arthur L. Jacobson
WTU, Accession: 412753, Barcode: WTU-V-028010

Allium tuberosum Rottl. ex Spreng.

Washington: King County: Georgetown, Seattle. Elev. 229 ft.
47° 32' N, 122° 18' W
Adventive for 30 meters in rubble by concrete sidewalk, full sun, with Polygonum arenastrum, Portulaca oleracea, Sonchus. Strong garlic odor; leaves flat; stems round with 2 narrow wing-edges; tubers on compact rhizome; seeds black. Phenology: Flowers & Fruits.

Peter F. Zika 20421, Oct 18, 2004
With A. L. Jacobson
WTU, Accession: 361149

Allium tuberosum Rottl. ex Spreng.

Washington: King County: Seattle, Ballard. Near Loyal Heights playfield, 22nd Avenue NW, near NW 75th Street. Elev. 229 ft.
47° 41' N, 122° 22.98' W; T25N R3E S2
Partial shade, irrigated soil. Stem flattened, biconvex, 2 sharp corners, leaves green, flat with slight keel, anthers yellow (mottled with orange); plant with strong garlic odor, readily spreading from cultivation in vicinity of garden. No collection date given on label. Phenology: Flowers & Fruits.

Peter F. Zika 19091,
With A. L. Jacobson
WTU, Accession: 360822