Lythrum alatum var. lanceolatum

(Elliott) Rothrock

Rep. U.S. Geogr. Surv., Wheeler, 120. 1879.

Basionym: Lythrum lanceolatum Elliott Sketch Bot. S. Carolina 1: 544. 1821
Treatment appears in FNA Volume 10.

Stems mostly greater than 10 dm, usually 1 main-stem. Leaf-blades lanceolate to linear-lanceolate, base attenuate. 2n = 20.


Phenology: Flowering summer.
Habitat: Wet soil, ditches, thickets, low fields.
Elevation: 50–1500 m.

Distribution

Ala., Ark., Fla., Ga., Ky., La., Miss., Mo., N.C., Okla., S.C., Tenn., Tex., Va., in West Indies (Cuba), in West Indies (Dominican Republic)

Discussion

Selected References

None.

Lower Taxa

None.
dehiscent +  and introrse +
Shirley A. Graham +
(Elliott) Rothrock +
1 cm10 mm <br />0.01 m <br /> (7.6 cm76 mm <br />0.076 m <br />) +
attenuate +
2mm;14mm +
Lythrum lanceolatum +
brochidodromous +
ovate +  and oblong +
membranous +
alternate +  and subopposite +
septifragal +  and septicidal +
complanate +
persistent +
obconic +, cylindrical +, urceolate +, turbinate +  and campanulate +
Ala. +, Ark. +, Fla. +, Ga. +, Ky. +, La. +, Miss. +, Mo. +, N.C. +, Okla. +, S.C. +, Tenn. +, Tex. +, Va. +, in West Indies (Cuba) +  and in West Indies (Dominican Republic) +
indehiscent +, septifragal +, septicidal +, loculicidal +  and dehiscence +
2-4-horned +
50–1500 m. +
2 times length of sepals +
0-2 times longer than sepals +
0.3 cm3 mm <br />0.003 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
cylindrical +
trichomelike +
4-ridged +
Wet soil, ditches, thickets, low fields. +
glaucous +, gray +  and green +
perennial +
amphibious +  and terrestrial +
slender +
determinate +  and indeterminate +
axillary +  and terminal +
lanceolate +  and linear-lanceolate +
whorled +, subalternate +, alternate +, subopposite +  and opposite +
deciduous +
submerged +  and emergent +
red +  and purple +
distinct +
1 +  and 1400 +
pinnately-veined +
white +, pink +, rose-purple +, rose +, lavender +  and purple +
distinct +
2mm +  and 6.5mm +
oblong +  and obovate +
0.15 cm1.5 mm <br />0.0015 m <br /> (?) +  and 0.3 cm3 mm <br />0.003 m <br /> (?) +
Flowering summer. +
Rep. U.S. Geogr. Surv., Wheeler, +
not +  and winged +
obovoid +  and fusiform +
0 cm0 mm <br />0 m <br /> (0.1 cm1 mm <br />0.001 m <br />) +
alternating +
persistent +
obtuse +, narrowly deltate +  and subulate +
much-branched +
creeping +  and decumbent +
submerged +
4-angled +
capitate +  and punctiform +
petiolate +, subsessile +  and sessile +
exserted +  and included +
slender +
not +  and clonal +
aquatic +, amphibious +  and terrestrial +
Lythrum alatum var. lanceolatum +
Lythrum alatum +
variety +
septifragal +, septicidal +, dehiscence +  and dehiscent +
indurated +, leathery +  and dry +
1 +  and 2 +