Kingdom:
Phylum:
Angiosperms
Order:
Asterales
Family:
Species:
orbignyana
ID:
33466

Status:
valid

Authors:
(Klatt) R.M.King & H.Rob.

Source:
gcc

Year:
1970

Citation Micro:
Phytologia 20(3): 204 (1970)

WFO Identifier:
wfo-0000032795

Common Names

  • Chromolaena Orbignyana
  • Tropical Sesbania
  • Tropical White Cedar

Searching for Chromolaena orbignyana? Discover Suppliers and Request Free Samples Now!

Find Suppliers & Request Samples

Synonyms

  • Eupatorium densiflorum Morong ex Morong & Britton [unknown]
  • Eupatorium orbignyanum orbignyanum [unknown]
  • Eupatorium oxylepis densiflorum Hassl. [unknown]
  • Chromolaena densiflora (Morong) R.M.King & H.Rob. [unknown]
  • Eupatorium orbignyanum Klatt [unknown]
  • Eupatorium densiflorum Morong [unknown]

Description

Chromolaena orbignyana (also called Siam Weed, among many other common names) is an annual herbaceous plant native to tropical regions of the Americas. It has a single stem that can reach up to 3 meters in height and is covered with small, spiny leaves. The flowers are white and have a distinctive star-shaped shape. It is commonly found in wet, open areas such as swamps and marshes.

Uses & Benefits

Chromolaena orbignyana is used as an ornamental plant in gardens and as a cut flower. It is also used to make herbal teas and as a medicinal plant.

Flower, Seeds and Seedlings

The flower of Chromolaena orbignyana is white and has five petals. The seeds are small, black and oval-shaped. The seedlings are small and have a single stem with a few leaves.

Searching for Chromolaena orbignyana? Discover Suppliers and Request Free Samples Now!

Find Suppliers & Request Samples

Cultivation and Propagation

Chromolaena orbignyana is a tropical shrub that can be propagated from seeds or cuttings. Seeds should be sown in a well-draining soil mix and kept moist until germination occurs. Cuttings should be taken from healthy, mature stems and planted in a well-draining soil mix. Keep the cuttings moist until they have established roots.

Where to Find Chromolaena orbignyana

Chromolaena orbignyana is native to the tropical regions of South America.

Chromolaena orbignyana FAQ

What is the scientific name of Chromolaena orbignyana?

Chromolaena orbignyana

What is the family of Chromolaena orbignyana?

Asteraceae

What is the common name of Chromolaena orbignyana?

Siam Weed

Species in the Chromolaena genus

Chromolaena larensis, Chromolaena squalida, Chromolaena collina, Chromolaena heteroclinia, Chromolaena santanensis, Chromolaena trujillensis, Chromolaena mallota, Chromolaena maximilianii, Chromolaena anachoretica, Chromolaena elliptica, Chromolaena myriocephala, Chromolaena arrayana, Chromolaena pseudinsignis, Chromolaena oxylepis, Chromolaena geranifolia, Chromolaena mucronata, Chromolaena corymbosa, Chromolaena horminoides, Chromolaena callilepis, Chromolaena bullata, Chromolaena chrysosticta, Chromolaena campestris, Chromolaena porphyrolepis, Chromolaena tamaulipasensis, Chromolaena pellia, Chromolaena sagittata, Chromolaena impetiolaris, Chromolaena kleinii, Chromolaena arnottiana, Chromolaena xestolepis, Chromolaena caldensis, Chromolaena bigelovii, Chromolaena breedlovei, Chromolaena picta, Chromolaena tunariensis, Chromolaena ossaeana, Chromolaena integrifolia, Chromolaena hookeriana, Chromolaena bathyphlebia, Chromolaena lucayana, Chromolaena herzogii, Chromolaena bahamensis, Chromolaena roseorum, Chromolaena macrantha, Chromolaena moritziana, Chromolaena steyermarkiana, Chromolaena xestolepidoides, Chromolaena pedunculosa, Chromolaena ponsiae, Chromolaena orbignyana,

Species in the Asteraceae family

Aaronsohnia pubescens, Aaronsohnia factorovskyi, Abrotanella filiformis, Abrotanella rostrata, Abrotanella linearis, Abrotanella trilobata, Abrotanella muscosa, Abrotanella inconspicua, Abrotanella trichoachaenia, Abrotanella caespitosa, Abrotanella nivigena, Abrotanella pusilla, Abrotanella linearifolia, Abrotanella papuana, Abrotanella rosulata, Abrotanella emarginata, Abrotanella fertilis, Abrotanella spathulata, Abrotanella purpurea, Abrotanella patearoa, Abrotanella submarginata, Abrotanella diemii, Abrotanella scapigera, Abrotanella forsterioides, Acamptopappus shockleyi, Acamptopappus sphaerocephalus, Acanthocephalus benthamianus, Acanthocephalus amplexifolius, Acanthocladium dockeri, Acanthodesmos distichus, Acanthodesmos gibarensis, Acanthospermum humile, Acanthospermum consobrinum, Acanthospermum glabratum, Acanthospermum microcarpum, Acanthospermum hispidum, Acanthospermum australe, Acanthospermum lecocarpoides, Acanthostyles buniifolius, Acanthostyles saucechicoensis, Achillea buiana, Achillea conrathii, Achillea cucullata, Achillea styriaca, Achillea clavennae, Achillea cappadocica, Achillea huber-morathii, Achillea ptarmicoides, Achillea sieheana, Achillea barrelieri,

References

The Plant List v1.1 record gcc-131713: Based on the initial data import
Robert Merrill King (1930-2007): Based on occurrence of standard abbreviation 'R.M.King' in the authors string.
Harold E. Robinson (1932-2020): Based on occurrence of standard abbreviation 'H.Rob.' in the authors string.
Friedrich Wilhelm Klatt (1825-1897): Based on occurrence of standard abbreviation 'Klatt' in the authors string.