Classification Hierarchy
Kingdom Plantae
Subkingdom Tracheophyta
Superdivision Spermatophyta
Division Magnoliophyta
Class Magnoliopsida
Subclass Asteridae
Order Asterales
Family Asteraceae
Genus Solidago
Species Solidago canadensis
Canada Goldenrod

Date: XXXXXXXX 2010. Location: XXXXXXXXX(map)

BONAP, FNA, ITIS, USDA, VPI

Scientific Name: Solidago canadensis

Common Name: Canada Goldenrod

Origin: Native

Notes: See Solidago ssp to compare similar species.

Additional references: 1, 2, 3, 4, 5, 6, 7, 8, 9.

Field Marks for Identification:

Stems: fine hairs on upper third of stem (below inflorescence), lower stem lacking hairs or sparcely hairy.

Flowers: yellow; disc (3-6) and ray (8-14)florets in small heads with thin pointed yellowish phyllaries (3-4 ranked), heads crowded together on secund arrays; Involucres 1.7-2.5 mm; Inflorescence (capitulescence) sometimes conical, consists of densely pubescent branches—ascending or spreading and often recurved; Fruit a one seeded capsela (length 1-1.5 mm) with pappus (± 2 mm).

Leaves: lower cauline (stem) leaves often deciduous by flowering, leaves below inflorescence roughly similar in size and shape, sessile, 3-veined, lance shaped with serrated margins, 7 to 12 times longer than wide.

Glossaries of botanical terms: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10.

Canada Goldenrod-1 Canada Goldenrod-2 Canada Goldenrod-3 Canada Goldenrod-4