Taxon  Report   732 
Arundo donax  L.
Giant reed
Arundo donax
© 2007 Dr. Amadej Trnkoczy
Click on a photo to see it bigger.
Arundo donax
© 2011 Zoya Akulova
Arundo donax
© 2005 Luigi Rignanese
Arundo donax, a monocot, is a perennial grass that is not native to California; it was introduced from elsewhere and naturalized in the wild.
It is an invasive plant. The California Invasive Plant Council classifies its potential impact on native ecosystems as high (plant profile / CalWeedMapper).

Interactive Distribution Map

Observation Hotline
(observation details + photos)

point, line, or polygon

one or more occurrences
within a 7.5-minute quadrangle

Plant Characteristics
and Associations

Bloom Period
Arundo donax
© 2008 John Dittes
Family: POACEAE  
Genus: Arundo
Wetlands:Equally likely to occur in wetlands or non wetlands [U.S. Fish & Wildlife Service.]
Name Status:
Accepted by TJM2 + PLANTS + JM93
Alternate Names:
(according to)

PLANTS: Arundo donax var. versicolor
PLANTS: Arundo versicolor
More information about  Arundo donax
Photos on CalPhotos / Google Images

Removal (YouTube):  County of San Diego

Global Invasive Species Database:  management information

Jepson eFlora

Records from the Consortium of California Herbaria

Original Publication citation (ITIS)


Search the International Plants Names Index

Search (Flora of North America)

website references from Google

Suggested Citation
Calflora: Information on California plants for education, research and conservation,
with data contributed by public and private institutions and individuals, including the Consortium of California Herbaria.
[web application]. 2016. Berkeley, California: The Calflora Database [a non-profit organization].
Available:   (Accessed: Oct 25, 2016).

The information on this page comes from diverse sources. None of the links are sponsored.