roadsides

Showing 25–36 of 57 results

Heliomeris multiflora / showy goldeneye
- a "Doggone" Yellow Composite (DYC) with 5-14 ray florets; golden dome of disc florets
- multi-stemmed perennial forms clumps
- often seen in profusion (but not always)
- long, thin, lanceolate to linear leaves; maybe with a few small teeth along the edges
- leaves have a strong midrib vein and distinct side veins
Hesperis matronalis / dame’s rocket
- biennial, 3+ feet tall in second year
- 4-petaled flowers, especially purple or lavender
- large inflorescences with many flowers
- garden escapee
- roadsides, waste places
Heterotheca villosa / hairy goldenaster
- yellow composite with 10-20 ray florets, orange-brown disk
- hairy leaves and stems
- blooms throughout season, often densely
- disturbed and challenging habitats
Hordeum jubatum / foxtail barley
- attractive roadside grass
- long, silky, glistening awns; red, green, purple-ish
- awns and bracts are sharp and barbed... potentially dangerous to dogs
Linaria vulgaris / yellow toadflax
- fine, threadlike leaves, plants up to 3 feet tall
- flowers similar to snapdragon, pale yellow with orange lower lip, long spur
- flowers in tight terminal clusters
- plants typically in patches
- "noxious" weed in Idaho
Linum lewisii / wild blue flax
- intense blue, 5-petaled flowers
- red-ish or darker blue veins in petals
- buds, flowers and developing fruit present at same time
- narrow, sessile, 1 inch (ish) leaves
- especially on roadsides and in meadows in the Valley
Lotus corniculatus / birds-foot trefoil
- roadsides and other disturbed areas
- numerous bright yellow, pea-like flowers
- three, oval and pointed leaflets
- seed pods are arranged like toes on a bird's foot
Medicago lupulina / black medic
- prostrate, long creeping stems
- compound leaves with 3 small, rounded leaflets
- teeny yellow flowers in very small button-like clusters
- disturbed areas with compacted soil - roadsides & wastelands
Medicago sativa / alfalfa
- escaped forage plant
- bright purple flowers in dense clusters
- pea-like flowers with broad upper petal, 2 small laterals, keel
- compound leaves with 3 leaflets, the central one extended on a short stalk
- disturbed sites - roadsides, full sun
Melilotus spp / sweetclover
- yellow or white, floppy, tubular flowers in long-ish clusters (racemes)
- 3 small, pointy leaflets with petioles
- rangy, unkempt branching
- roadsides, waste places and sometimes in fields, grasslands
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
Oxybasis glauca / oak-leaved goosefoot
- typically prostrate and small, apart from other plants
- mudflats and other drying wet areas
- small, blue-green, small-lobed leaves; often w/ reddish stems
- teeny clusters of teeny yellow flowers
- leaves feel cool and damp due to glandular hairs on lower surface