Sagittaria latifolia (Broad-Leaved Arrowhead) - photos and description

15 cm ruler




General: Emergent to emersed perennial plants, inflorescence on simple stems. Plants rhizomatous and glabrous.

Flowers: Flowers in whorls of 3 or rarely 4 along the stem and in terminal clusters, flowers measured to 25 mm diameter.

Leaves: Leaves are basal, and variable from narrowly to broadly arrow-shaped. Leaf highlighted in above photo was 25 cm long, with the broadest lobe 12 mm wide.

Height: Height listed in Flora of Alberta to 60 cm, we measured plants rising out of the water to 60 cm.

Habitat: Marshes and slow moving water, parklands and boreal forest.

Abundance: Listed as uncommon in Checklist of the Vascular Plants of Saskatchewan.

Origin: Native.

How to identify this species: This plant might be confused with Sagittaria cuneata, however the lobes of the leaves of Sagittaria latifolia are much narrower than the former plant.

When and where photographed: Photos taken August 9th, shores of the Red Deer River, about 400 km north east of our home in Regina, SK.