riparian

Showing 13–24 of 31 results

  • Galium borealis / northern bedstraw

    • teeny 4-petaled white flowers in small to large clusters
    • two pairs of opposite leaves in a whorl around the stem
    • linear leaves - like rosemary
    • smooth stems... not hairy or sticky like other bedstraws

  • Geum macrophyllum / largeleaf avens

    • yellow, 5-petaled flowers; not glossy
    • many long styles in green center
    • fruits look like little marbles covered with red velcro
    • fruits and flowers present at the same time
    • deeply divided, sessile leaves on flowering stems

  • Heracleum maximum / cow parsnip

    • very tall - stands above most other herbs and forbs
    • huge leaves with clasping sheaths at the stem junction
    • leaves lobed and like a very large maple
    • huge flat umbels with white flowers
    • grooved, woolly, stout stem

  • Iris missouriensis / western blue flag iris

    • wetland monocot - long leaves, parallel veins
    • large blue flower with yellow "signal" stripe, purple veins
    • 3 petals, 3 sepals make up the flower
    • blooms in spring
    • "like a domestic iris on a diet"

  • Lonicera involucrata / twinberry honeysuckle

    • flowers - inconspicuous, paired, yellow, bell-shaped with green bracts
    • leaves - opposite, oval, often hairy beneath
    • fruit - a pair of blue-black/purple berries with red, winglike bracts
    • multi-stemmed shrub - to 15 feet tall

  • Maianthemum racemosum / Solomon’s plume

    • "feathery" inflorescence - panicle
    • 6 white tepals on teeny flowers
    • long-blooming in late spring, sometimes into summer
    • green berries --> red as they ripen
    • alternate, clasping leaves on erect stems

  • Oenothera villosa / hairy evening primrose

    • yellow flowers on tall stalks, several flowers in a cluster
    • 4 petals; 8 stamens; large, 4 part stigma
    • hairy - often reddish -  stems; hairy leaves
    • lance-shaped leaves, larger on stem than basal
    • disturbed areas and stream banks

  • Packera pseudaurea / falsegold groundsel

    • yellow, flat-topped cluster of daisy-like flowers
    • oval, erect basal leaves with long petioles and round/blunt-toothed edges
    • generally in moist to wet habitats

  • Persicaria amphibia / water smartweed

    • shocking pink flower clusters
    • oval, leathery leaves
    • either submerged or on stream or pond banks

  • Phalaris arundinacea / reed canarygrass

    • large, coarse, erect grass
    • long, flat blades with pointy tips...  from base
    • distinct ligule—membranous and long
    • large but compact inflorescences (panicles)
    • often in dense monocultures, e.g. on river banks

  • Polemonium occidentale / western Jacob’s ladder

    • brilliantly blue flowers with bright yellow anthers, in clusters
    • pinnately compound leaves with up to 27 narrow, lance-shaped leaflets
    • most leaves on separate stems from the flowers
    • usually in wetlands

  • Potentilla fruticosa / shrubby cinquefoil

    • low, deciduous, shrub; wetlands and riparian zones
    • yellow buttercup-like flowers with 5 leaflets, often in clusters
    • blooms from June until frost
    • pinnately compound leaves, typically with 5 leaflets
    • fruit (achene) remains into winter

Showing 13–24 of 31 results