Allium plummerae

S. Watson

Proc. Amer. Acad. Arts 18: 195. 1883.

Treatment appears in FNA Volume 26. Treatment on page 242. Mentioned on page 227.

Bulbs usually 1 of a cluster, sometimes short-rhizomatous basally, elongate, to 5 × 1–1.5 cm; outer coats enclosing 1 or more bulbs, gray or brown, reticulate, cells very coarse-meshed, open, fibrous; inner coats whitish, cells vertically elongate and regular or obscure. Leaves persistent, green at anthesis, 3–6, sheathing; blade solid, flat, broadly channeled, 25–50 cm × 3–7 mm, margins entire or minutely denticulate. Scape persistent, solitary, erect, terete or ± 4-angled, 30–50 cm × 1–3.5 mm. Umbel persistent, erect, loose, 10–25-flowered, hemispheric-globose, bulbils unknown; spathe bracts persistent, 2–3, 3–5-veined, lanceolate, ± equal, apex long-acuminate. Flowers ± stellate, 5–10 mm; tepals spreading or reflexed, white or pink, lanceolate, ± equal, withering in fruit and exposing capsules, margins entire, apex acute, midrib becoming noticeably thickened; stamens ± equaling tepals to exserted; anthers purple; pollen light yellow; ovary conspicuously crested; processes 6, central, usually connate in pairs across septa, ± erect, flattened, to 2 mm, margins lacerate, usually well developed in fruit; style linear, equaling stamens; stigma capitate, unlobed or obscurely lobed; pedicel 15–25 mm, elongating in fruit. Seed-coat shining; cells each with minute, central papilla. 2n = 28.


Phenology: Flowering Jun–Sep.
Habitat: Rocky slopes, stream banks, and marshy ground, mountains
Elevation: 1600–2800 m

Discussion

Selected References

None.

Lower Taxa

None.

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

... more about "Allium plummerae"
versatile +  and dorsifixed +
cordate +  and linear +
Dale W. McNeal Jr. +  and T. D. Jacobsen +
S. Watson +
whorled +, opposite +  and alternate +
dilated +
straight +
25 cm250 mm <br />0.25 m <br /> (50 cm500 mm <br />0.5 m <br />) +
channeled +
3mm;7mm +
conspicuous +
short-rhizomatous +
0cm +  and 5cm +
1 cm10 mm <br />0.01 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
brown;gray +
roughened +  and smooth +
elongate +
Ariz. +  and Mexico +
1600–2800 m +
connate-coroniform +  and dilated +
sessile +  and pedicellate +
unisexual +  and bisexual +
0.5 cm5 mm <br />0.005 m <br /> (1 cm10 mm <br />0.01 m <br />) +
loculicidal +
membranaceous +  and leathery +
Rocky slopes, stream banks, and marshy ground, mountains +
paired +, paniculate +  and racemose +
persistent +
lacerate +, denticulate +  and entire +
open +  and coarse-meshed +
gray +  and brown +
crested +
many;several +
elongating +
spreading +  and erect +
1.5 cm15 mm <br />0.015 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
membranous +
zygomorphic +  and actinomorphic +
Flowering Jun–Sep. +
light yellow +
flattened +
0 cm0 mm <br />0 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
Proc. Amer. Acad. Arts +
persistent +
30cm +  and 50cm +
4-angled +  and terete +
1mm +  and 3.5mm +
wind-distributed +
1 +  and many +
obovoid +
adnate +  and free +
epipetalous +
1 +  and several +
lobed +, unlobed +  and capitate +
Allium plummerae +
species +
persisting +
distinct +
reflexed +  and spreading +
lanceolate +
equaling +  and equal +
sepaloid +  and petaloid +
narrower +
10-25-flowered +
persistent +
9 +, 8 +  and 7 +