Polygonum engelmannii Greene

Polygonum engelmannii Greene is an accepted species name sensu FNA Ed. Comm., 2005.

Vernacular names

• renouée d'Engelmann Secrétariat d'État du Canada, 1974.

• Engelmann's knotweed FNA Ed. Comm., 2005

Synonyms

• Polygonum douglasii subsp. engelmannii (Greene) Kartesz & Gandhi FNA Ed. Comm., 2005
• Polygonum douglasii var. microspermum (Engelmann) Dorn USDA NRCS, 2009+
• Polygonum microspermum Small nom. illeg. USDA NRCS, 2009+
• Polygonum tenue var. microspermum Engelmann TROPICOS

Distribution

• Map view
• List view

• Native
• Introduced
• Ephemeral
• Excluded
• Extirpated
• Doubtful
• Absent

Classification

Class	Equisetopsida
Subclass	Magnoliidae
Superorder	Caryophyllanae
Order	Caryophyllales
Family	Polygonaceae
Subfamily	Polygonoideae
Tribe	Polygoneae
Genus	Polygonum
Section	Polygonum sect. Duravia
Subsection	Polygonum subsect. Duravia
Species	Polygonum engelmannii

Habit

Herb