Lythrum salicaria, Purple Loosestrife, Purple lythrum,
Rainbow weed, Spiked loosestrife,
Hebrew: שנית גדולה

Scientific name:  Lythrum salicaria L.
Common name   Purple Loosestrife, Purple lythrum, Rainbow weed, Spiked loosestrife
Hebrew name:   שנית גדולה
Family:  Lythraceae, Loosestrife family, כפריים

Israel Flowers, send flowers

Life form:  Hemicryptophyte
Stems:  80-220 cm high, erect, 4-angled, pubescent;becoming woody with age
Leaves:  Stalkless leaves, opposite, entire, lanceolate to narrowly oblong, sometimes covered with fine hairs; the variability in pubescence and leaf shape is influenced by light levels - leaf area increases and fine hairs decrease with lower light levels
Inflorescence:  Flower spikes, 1- to multi-flowered whorled axillary cymes, 15-35 cm
Flowers:  Pink, complete flower, 5-7 petals, same number of sepals as petals, and twice as many stamens as petals; usually 6 sepals, 6 petals, 12 stamens; ovary superior, with two fused carpels
Fruits / pods:  Capsule, two-valved
Flowering Period:   June, July, August, September, October, November
Habitat:  Humid habitats
Distribution:   The Mediterranean Woodlands and Shrublands, Semi-steppe shrublands, Deserts and extreme deserts
Chorotype:  Plurireginalbor-trop
Summer shedding:  Perenating

Lythrum salicaria, Purple Loosestrife, Purple lythrum, Rainbow weed, Spiked loosestrife, שנית גדולה


Derivation of the botanical name:
Lythrum, Greek lythron, "blood," from the color of the flowers.
salicaria, salix, a willow-tree, arius, connected to or possessed by; willow like.
  • The standard author abbreviation L. is used to indicate Carl Linnaeus (1707 – 1778), a Swedish botanist, physician, and zoologist, the father of modern taxonomy.