Euthamia graminifolia (Flat-Topped Goldenrod) - photos and description


Looking straight down on plant.



General: Upright plants branching at the top and having a flat-topped inflorescence.

Flowers: Flat-topped, terminal panicles of small yellow flowers.

Leaves: Leaves alternate, all cauline, sessile, linear, leaf highlighted in photo above was 58 mm long, and 5 mm wide. Stem glabrous below, sparsely hairy with tiny hairs at top. Leaves top and bottom glabrous, margins with tiny hairs.

Height: Height listed in Budd's Flora to 60 cm, we measured plants to 61 cm tall.

Habitat: Stream banks, lake shores, and moist meadows.

Abundance: Common.

Origin: Native.

Synonym: Listed in some of the field guides we use as Solidago graminifolia.

How to identify this species: Leaves all cauline and linear, rhizomatous, inflorescence flat-topped (Taxonomic Reminder for Recognizing Saskatchewan Plants).

When and where photographed: The above photos were taken August 7th, edge of roadside marsh, near Hudson Bay, SK, about 425 km northeast of Regina, SK, and August 14th, sandy prairie beside lake, about 225 km northeast of our home in Regina, SK.