Vernacular
  • Bachelor's button,
  • Globe amaranth,
  • Gomphrena weed,
  • Prostrate globe amaranth,
  • Soft khakiweed,
  • White eye
Details
Eppo_code

GOMCE

Family

Amaranthaceae

Species

Gomphrena celosioides Mart.

Meaning_of_the_name

Gomphrena - Gomphos mean club refering to the flower heads. celosioides - like celosia.

Global_description

G. celisioides is a perennial herb, decumbent, branched from the base. Leaves are elliptic to lanceolate shaped, hairy especially towards the apex. Roots are thickened over time. Stem is white and short. Inflorescence are spike arranged.

Similar_species

Can be confused with Alternanthera pungens. G. celosioides has soft flowers compare to A. pungens. Leave texture is smooth and covered with long hairs.

Cotyledons

Cotyledons are elliptic, cirried by a short petiole.

First_leaves

First leaves are simple opposite and fleshy. Leaf blade is elliptic to oval shaped, base is round and apex is acute to obtuse. They are pubescent, covered with dense white-greyish hairs.

Habit

G. celosioides is a perennial herb, multi branched prostrate. It grows up to 20 cm height. Flowering from October to June.

Underground_system

Taproot system.

Stem

Stem is solid, white villous.

Leaves

Leaves are simple, opposite carried by a short petiole. Leaf blade is oblong or oblong-obovate, pex acute or obtuse and base is round. Leaf margin is entire, smooth texture. It is pubescent, covered by long white-grey hairs. Arqu-join veins are prominent.

Inflorescence

Inflorescence are terminal, spike arranged. It is in cylindrical and subglobose, 5 cm long and 1.3 cm wide.

Flowers

Flowers are in terminal and axillary, cylindrical white, papery and woolly.

Fruits

Fruit is an achene, no pappus. It contain a single seed inside.

Seeds

Seed brown and lustrous.

Biology

G. celosioides multiplies by seeds. Seeds are dispersed by human movement and transportation.

Ecology

Occurs in roadsides, disturbed habitats and village.

Origine

Native to Tropical South America.

World_distribution
South_african_distribution

Distributed to the eastern part of South Africa.

Knp_distribution

Distributed to the entire part of KNP.

Use
Global_weediness

It is an invasive species, problematic in lawn, grassy areas and parking lot. It is a weak competitor.

South_african_weediness
Knp_weediness

Can be controlled by shallow cultivation.

Global_control
Control_knp
References

(A Field Guide to Wild Flowers Kwazulu-Natal and Eastern Region) Pooley, E. Published by The flora publications Trust c/o Natal Herbarium botanic Gardens Road, Durban 4001.
(Problem plants of South Africa) Bromilow, C. (2001), Published by Briza Plublications CC
(A revised list of alien plants for the Kruger National Park.Koedoe) Foxcroft, L.C., Henderson, L., Nichols, G.R., Martin, B.W.
(Wild Flowers of the Limpopo Valley) Retha Van der Walt. (2009) Published by Coal of Africa Limited.

Web_links

http://www.zimbabweflora.co.zw/speciesdata/species.php?species_id=122560

Vernacular Country Language Source
Soft khakiweed English R.P.Randall, 2002
Prostrate globe amaranth English R.P.Randall, 2002
Bachelor's button English R.P.Randall, 2002
Gomphrena weed English R.P.Randall, 2002
Globe amaranth English R.P.Randall, 2002
White eye English R.P.Randall, 2002
Map