Allium punctum

L. F. Henderson

Rhodora 32: 23. 1930.

IllustratedEndemic
Treatment appears in FNA Volume 26. Treatment on page 270. Mentioned on page 232, 268.

Bulbs 1–3, not clustered on stout primary rhizome, ovoid to subglobose, 1–2 × 0.9–1.7 cm; outer coats enclosing 1 or more bulbs, brown to yellowbrown or gray, membranous, ± prominently cellular-reticulate, cells in ± regular vertical rows, narrowly rectangular, transversely elongate, without fibers; inner coats white, cells obscure, narrowly rectangular, transversely elongate, or quadrate. Leaves usually deciduous with scape, green or withering only at tip at anthesis, 2, basally sheathing, sheaths not extending much above soil surface; blade solid, flat, falcate, 9–18 cm × 2–3 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, ± flattened, not winged, 3–10 cm × 1–2 mm. Umbel persistent, erect, ± compact, 6–20-flowered, hemispheric, bulbils unknown; spathe bracts persistent, 2, 6–9-veined, lanceolate to ovate, ± equal, apex acute to abruptly acuminate. Flowers narrowly campanulate, 6–13 mm; tepals erect, white to pinkish with narrow to very broad, purple midvein, oblong-lanceolate, ± equal, becoming papery, investing capsule in fruit, margins entire, apex obtuse; stamens included; anthers light yellow; pollen yellow; ovary crested; processes 3, central, low, rounded, broad, margins entire; style linear, equaling stamens; stigma capitate, scarcely thickened, unlobed; pedicel 5–11 mm. Seed-coat dull; cells smooth. 2n = 14.


Phenology: Flowering May–Jun.
Habitat: Sandy, rocky, or clay soils on open slopes and flats
Elevation: 1300–1600 m

Discussion

Selected References

None.

Lower Taxa

None.

"thicker" is not a number."broad" is not a number.

... more about "Allium punctum"
light yellow +
versatile +  and dorsifixed +
cordate +  and linear +
obtuse +, acute +  and abruptly acuminate +
Dale W. McNeal Jr. +  and T. D. Jacobsen +
L. F. Henderson +
whorled +, opposite +  and alternate +
dilated +
straight +
9 cm90 mm <br />0.09 m <br /> (18 cm180 mm <br />0.18 m <br />) +
falcate +
0.2 cm2 mm <br />0.002 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
conspicuous +
1;several +
1cm +  and 2cm +
1 +  and 3 +
0.9 cm9 mm <br />0.009 m <br /> (1.7 cm17 mm <br />0.017 m <br />) +
brown;yellowbrown or gray +
roughened +  and smooth +
quadrate +, elongate +  and rectangular +
membranous +
Calif. +, Nev. +  and Oreg. +
1300–1600 m +
connate-coroniform +  and dilated +
sessile +  and pedicellate +
unisexual +  and bisexual +
campanulate +
0.6 cm6 mm <br />0.006 m <br /> (1.3 cm13 mm <br />0.013 m <br />) +
loculicidal +
membranaceous +  and leathery +
Sandy, rocky, or clay soils on open slopes and flats +
paired +, paniculate +  and racemose +
deciduous +
broad +  and narrow to very +
gray +  and brown +
elongate +  and rectangular +
crested +
many;several +
spreading +  and erect +
0.5 cm5 mm <br />0.005 m <br /> (1.1 cm11 mm <br />0.011 m <br />) +
membranous +
zygomorphic +  and actinomorphic +
Flowering May–Jun. +
low +  and central +
not winged +  and solid +
deciduous +
3cm +  and 10cm +
flattened +
1mm +  and 2mm +
wind-distributed +
1 +  and many +
obovoid +
Illustrated +  and Endemic +
adnate +  and free +
1 +  and several +
Allium punctum +
species +
white;pinkish +
persisting +
distinct +
oblong-lanceolate +
sepaloid +  and petaloid +
narrower +
6-20-flowered +
persistent +
hemispheric +
9 +, 8 +  and 7 +