Calligonum

Taxobox
name = "Calligonum"


image_width = 240px
image_caption =
regnum = Plantae
divisio = Magnoliophyta
classis = Magnoliopsida
ordo = Caryophyllales
familia = Polygonaceae
subfamilia = Polygonoideae
genus = "Calligonum"
genus_authority = Linnaeus, 1753
subdivision_ranks = Species
subdivision = see text.

"Calligonum" is a genus of plants in the family Polygonaceae with about 80 species around the Mediterranean, Asia and in the North America.

Characteristics

Plants of the "Calligonum" genus are shrubs, diffusely but irregularly branched, with flexuous woody branches. Leaves are simple, opposite, nearly sessile, linear or scale-like, sometimes absent or very small, linear or filiform, distinct or united with short membranous ochreae. Flowers are bisexual, solitary or in loose axillary inflorescences. Flowers have persistent, 5-parted perianth not accrescent in fruit. Stamens 12-18, with filaments connate at base. Ovary is tetragonous. [http://www.efloras.org/florataxon.aspx?flora_id=5&taxon_id=105115 Flora of Pakistan] [http://www.efloras.org/florataxon.aspx?flora_id=2&taxon_id=105115 Flora of China]

ystematics

The species include:
*"Calligonum aphyllum"
*"Calligonum arborescens"
*"Calligonum alaschanicum"
*"Calligonum calliphysa"
*"Calligonum caput-medusae"
*"Calligonum chinense"
*"Calligonum colubrinum"
*"Calligonum comosum"
*"Calligonum cordatum"
*"Calligonum crinitum"
*"Calligonum comosum"
*"Calligonum densum"
*"Calligonum ebinuricum"
*"Calligonum gobicum"
*"Calligonum jeminaicum"
*"Calligonum junceum"
*"Calligonum klementzii"
*"Calligonum korlaense"
*"Calligonum leucocladum"
*"Calligonum microcarpum"
*"Calligonum mongolicum"
*"Calligonum polygonoides"
*"Calligonum potanini"
*"Calligonum pumilum"
*"Calligonum roborowskii"
*"Calligonum rouqiangense"
*"Calligonum rubicundum"
*"Calligonum squarrosum"
*"Calligonum trifarium"
*"Calligonum yengisaricum"
*"Calligonum zaidamense"

References