Allium falcifolium

Hooker & Arnott

Bot. Beechey Voy., 400. 1841.

Synonyms: Allium breweri S. WatsonAllium falcifolium var. breweri (S. Watson) M. E. Jones
Treatment appears in FNA Volume 26. Treatment on page 275. Mentioned on page 233, 274.
Revision as of 03:28, 27 July 2019 by FNA>Volume Importer
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Bulbs 1–5+, not clustered on stout primary rhizomes, rhizomes absent, increase bulbs absent or ± equaling parent bulbs, never appearing as basal cluster, ovoid, 1.5–2.5 × 1–1.8 cm; outer coats enclosing renewal and increase bulbs, brown to reddish brown, membranous, lacking cellular reticulation or cells arranged in only 2–3 rows distal to roots, ± quadrate, without fibers; inner coats white or pink, cells obscure, ± quadrate. Leaves usually deciduous with scape, withering from tip at anthesis, 2, basally sheathing, sheaths not extending much above soil surface; blade solid, flat, falcate, 8–21 cm × 2–8 mm, margins entire. Scape usually forming abcission layer and deciduous with leaves after seeds mature, frequently breaking at this level after pressing, solitary, erect, solid, strongly flattened, winged distally, 5–25 cm × 1–4 mm. Umbel persistent, erect, compact to ± loose, 10–30-flowered, hemispheric, bulbils unknown; spathe bracts persistent, 2, 6–9-veined, lanceolate, ± equal, apex acuminate. Flowers conic to campanulate, 9–15 mm; tepals erect, reddish purple or dingy white, lanceolate, ± equal, rigid and membranous in fruit, at least inner margins denticulate with minute glands, apex long-acuminate; stamens included; anthers purple or yellow; pollen yellow or white; ovary crested; processes 3, central, low, rounded, broad, margins entire; style linear, equaling stamens; stigma capitate, unlobed; pedicel 8–15 mm. Seed coat dull; cells ± smooth. 2n = 14.


Phenology: Flowering Apr–Jun.
Habitat: Heavy, rocky, clay soils, including serpentine
Elevation: 100–2100 m

Discussion

Selected References

None.

Lower Taxa

None.