Kingdom:
Phylum:
Angiosperms
Order:
Poales
Family:
Genus:
Species:
onerosus
ID:
379389

Status:
valid

Authors:
M.C.Johnst.

Source:
wcs

Year:
1964

Citation Micro:
S. W. Naturalist 9: 308 (1964)

WFO Identifier:
wfo-0000378721



Common Names

  • Onerosus Cyperus
  • Onerosus Flatsedge
  • Onerosus Cyperus


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Description

Cyperus onerosus (also called Heavy Cyperus, among many other common names) is a species of sedge in the family Cyperaceae. It is native to Central America and is found in moist areas, such as marshes, swamps, and wet meadows. It grows up to 1 m tall and has a stem diameter of up to 2 cm.

Uses & Benefits

Cyperus onerosus is a plant native to South America and is used as an ornamental plant in gardens. It has a long flowering period and is known for its bright yellow flowers. It is also used as a ground cover and for erosion control.

Flower, Seeds and Seedlings

The flower of Cyperus onerosus is a small, greenish-brown spikelet with a single spikelet per stem. The seed is a small, black, oval-shaped nut. The seedlings are small, green, grass-like plants.

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Cultivation and Propagation

Cyperus onerosus is a perennial grass-like plant that can be propagated by seed or division. Seeds should be sown in a well-drained soil mix and kept moist until germination. Division should be done in the spring or fall, with each division being planted in a well-drained soil mix. The plant prefers full sun and regular watering.

Where to Find Cyperus onerosus

Cyperus onerosus is native to the tropical rainforests of Central and South America. It can be found in the understory of the forest, near rivers and streams.

Cyperus onerosus FAQ

What is the scientific name of Cyperus onerosus?

Cyperus onerosus

What is the family of Cyperus onerosus?

Cyperaceae

Where is Cyperus onerosus found?

Brazil

Species in the Cyperus genus

Cyperus acuminatus, Cyperus acuticarinatus, Cyperus aethiops, Cyperus affinis, Cyperus afroalpinus, Cyperus afrodunensis, Cyperus afroechinatus, Cyperus afromontanus, Cyperus afropumilus, Cyperus afrovaricus, Cyperus aggregatus, Cyperus ajax, Cyperus alatus, Cyperus albiceps, Cyperus albogracilis, Cyperus albopilosus, Cyperus albopurpureus, Cyperus albosanguineus, Cyperus albostriatus, Cyperus albus, Cyperus alleizettei, Cyperus almensis, Cyperus alopecuroides, Cyperus alterniflorus, Cyperus alternifolius, Cyperus altochrysocephalus, Cyperus altomicroglumis, Cyperus altsonii, Cyperus alulatus, Cyperus amabilis, Cyperus amauropus, Cyperus amuricocompressus, Cyperus amuricus, Cyperus anderssonii, Cyperus angolensis, Cyperus angustatus, Cyperus anisitsii, Cyperus ankaizinensis, Cyperus ankaratrensis, Cyperus antillanus, Cyperus appendiculatus, Cyperus aquatilis, Cyperus arenarius, Cyperus armstrongii, Cyperus aromaticus, Cyperus arsenei, Cyperus articulatus, Cyperus aschenbornianus, Cyperus assimilis, Cyperus astartodes,

Species in the Cyperaceae family

Abildgaardia mexicana, Abildgaardia ovata, Abildgaardia schoenoides, Abildgaardia triflora, Abildgaardia oxystachya, Abildgaardia odontocarpa, Abildgaardia macrantha, Abildgaardia fusiformis, Abildgaardia pachyptera, Actinoschoenus repens, Actinoschoenus yunnanensis, Actinoschoenus aphyllus, Actinoscirpus grossus, Afrotrilepis jaegeri, Afrotrilepis pilosa, Amphiscirpus nevadensis, Arthrostylis aphylla, Arthrostylis planiculmis, Becquerelia clarkei, Becquerelia cymosa, Becquerelia discolor, Becquerelia merkeliana, Becquerelia muricata, Becquerelia tuberculata, Bisboeckelera irrigua, Bisboeckelera longifolia, Bisboeckelera microcephala, Bisboeckelera vinacea, Blysmus compressus, Blysmus mongolicola, Blysmus rufus, Blysmus sinocompressus, Bolboschoenoplectus mariqueter, Bolboschoenus caldwellii, Bolboschoenus capensis, Bolboschoenus fluviatilis, Bolboschoenus glaucus, Bolboschoenus grandispicus, Bolboschoenus laticarpus, Bolboschoenus maritimus, Bolboschoenus medianus, Bolboschoenus nobilis, Bolboschoenus novae-angliae, Bolboschoenus planiculmis, Bolboschoenus robustus, Bolboschoenus schmidii, Bolboschoenus stagnicola, Bolboschoenus yagara, Bolboschoenus koshevnikovii, Bolboschoenus biconcavus,

References

Marshall Conring Johnston (b.1930): Based on occurrence of standard abbreviation 'M.C.Johnst.' in the authors string.
POWO record for urn:lsid:ipni.org:names:74946-2: Govaerts R (ed.). 2023. WCVP: World Checklist of Vascular Plants [Version 11]. Facilitated by the Royal Botanic Gardens, Kew. [WWW document] URL http://sftp.kew.org/pub/data-repositories/WCVP/ [accessed 20 April 2023].