Scientific Name:	Ageratina altissima 'Chocolate'
Pronunciation:	ad-jur-uh-TY-nuh al-TISS-ih-muh
Common Name:	white snakeroot
Family Name:	Asteraceae
Plant Type:	Herbaceous perennial
Key ID Features:	Leaves opposite, dark green, lance-shaped to elliptic-oval (like stinging nettle), sharp-toothed, taper-pointed, petioles long; flowers small fluffy, bright white, (composites with rays absent) arranged in loose corymbs to 7-10 cm across.
Course(s):	not used (on campus)

Habit: Upright Form: Oval - vertical Texture: Coarse Mature Size: Height: 0.7 - 1.3m Spread: 0.6 - 1.0m Growth Rate: Fast Origin: Garden origin, U.S. - northeast Hardiness Rating: Zone 4: (-34 to -29 C) Exposure: Full sun Soil/ Growing Medium: Landscape Uses: Perennial border, Summer interest Additional Info: Google

Leaf Morphology: Glossary Form: Simple Arrangement: Whorled Texture/ Venation: Heavily veined, Pinnate venation, Soft flexible Surfaces: Glabrous Colour in Summer: Dark-green, Dark-red Leaf(let) Terms: Shapes: Ovate Apices: Acuminate Bases: Attenuate Margins: Serrate

Inflorescence Type: Corymb-like, Head (capitulum) Flower Morphology: Flowers perfect Number of Petals: 5 Corolla Shape: Tubular Ovary Position: Superior Colour (petals): Showy, White Flower Time at Peak: Aug, Sep, Oct

Fruit Type: Cypsela (achene + calyx) Fruit Colour: Silver Fruiting Time: Sep, Oct

Bark Morphology: Smooth Bark or Stem Colour: Brown, Red     Organ Modifications: Rhizomes

Location(s): (GAZ) GAZebo (GAZN) GAZebo North Location Map

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