Allium fibrillum

M. E. Jones ex Abrams in L. Abrams and R. S. Ferris

in L. Abrams and R. S. Ferris, Ill. Fl. Pacific States 1: 393. 1923

Basionyms: Allium collinum Douglas ex S. Watson 1889
Treatment appears in FNA Volume 26. Treatment on page 266. Mentioned on page 232.
Bulbs 1–5+, without cluster of basal bulbels, not clustered on stout primary rhizome, ± globose, 0.5–1.2 × 0.5–1 cm; outer coats enclosing 1 or more bulbs, brownish, membranous, reticulate; cells very fine, often obscure, narrow, ± transversely elongate, intricately contorted, without fibers; inner coats white to pink, cells obscure, transversely elongate, intricately contorted. Leaves usually persistent, withering from tip by anthesis, 2, basally sheathing, sheaths not extending much above soil surface; blade solid, flat, ± falcate, linear, channeled, 7–24 cm × 0.5–3 mm, margins entire. Scape persistent, solitary, erect, solid, terete or slightly flattened to very narrowly winged, 3–15 cm × 0.5–2 mm. Umbel persistent, erect, compact, 10–20-flowered, hemispheric to globose, bulbils unknown; spathe bracts persistent, 2, 4–6-veined, ovate, ± equal, apex acuminate. Flowers campanulate, 5–8 mm; tepals erect, white with prominent greenish or pink midribs, lanceolate, ± equal, becoming papery in fruit, margins entire, apex obtuse to acuminate, ± involute at tip; stamens included; anthers yellow; pollen yellow; ovary crestless or obscurely crested; processes 3, low, rounded, margins entire; style linear, equaling stamens; stigma capitate, unlobed; pedicel 3–10 mm. Seed coat dull or shining; cells smooth. 2n = 14.

Phenology: Flowering May–Jul.
Habitat: Moist, shallow soils
Elevation: 300–2600 m

Distribution

V26 496-distribution-map.jpg

Idaho, Mont., Oreg., Wash.

Discussion

Allium fibrillum closely resembles A. madidum but does not have a cluster of basal bulbels.

References

None.

Lower Taxa

No lower taxa listed.

Facts about "Allium fibrillum"
AuthorDale W. McNeal Jr. + and T. D. Jacobsen +
AuthorityM. E. Jones ex Abrams in L. Abrams and R. S. Ferris +
BasionymsAllium collinum +
DistributionIdaho +, Mont. +, Oreg. + and Wash. +
Elevation300–2600 m +
HabitatMoist, shallow soils +
IllustratorYevonn Wilson-Ramsey +
PhenologyFlowering May–Jul. +
Publication titlein L. Abrams and R. S. Ferris, Ill. Fl. Pacific States +
Publication year1923 +
ReferenceNone +
Source xmlhttps://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f6b125a955440c0872999024f038d74684f65921/coarse grained fna xml/V26/V26 496.xml +
Taxon familyLiliaceae +
Taxon nameAllium fibrillum +
Taxon parentAllium +
Taxon rankspecies +
VolumeVolume 26 +