July

Showing 85–96 of 200 results

Hedysarum occidentale / western sweetvetch
- tall legume with hot pink flowers
- inflorescence several inches long; up to 80 flowers
- pinnately compound leaves with 9-21, inch-long leaflets
- higher elevations on drier, more rocky soils
Helianthella uniflora / little sunflower
- short (for a sunflower)
- a single yellow, sun flower at the top of a hairy stem
- flowers are only 2-3 inches across
- leaves generally opposite with 3 prominent veins
- exposed on hillsides; shallow, but well-drained soil
Helianthus annuus / sunflower
- tall with big, drooping leaves (up to 15x15 inches)
- large sunflower like flowers - yellow petals, darker disk
- disturbed edges and waste areas, roadsides, near crops
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
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
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
Hesperostipa comata / needle and thread
- widely spaced bunchgrass
- glossy leaves, smooth stem
- narrow inflorescence with long awns (hairs)
- sharp, needle-like seed retaining the awn
- drought tolerant
Heuchera parvifolia / littleleaf alumroot
- subalpine, alpine... on rocks
- clusters of round or kidney-shaped leaves
- leaves lobed, all basal (no stem leaves)
- inflorescences tower over leaves
- clumps of teeny, yellow flowers along a spike-like flowering stalk
Hieracium aurantiaca / orange hawkweed
- orange dandelion-like flower
- petals square ended with small notches
- hairy leaves, stems and involucres
- found in many habitats, sometimes in excess
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
Huechera cylindrica / coral bells
- oval-shaped leaves growing in clumps/tufts - all basal
- leaf edges with small lobes or teeth
- teeny pale yellow, creamy, green or pink flowers on a leafless stem
- flowers more dense at top of spike than lower down
- in woods, on cliff-side ledges, rocky slopes and subalpine meadows
Hyocyamus niger / black henbane
- highly toxic! including contact dermatitis
- 5-lobed, funnel-shaped flowers, brownish yellow with purple veins and center; 1.5" across
- flowers in summer, e.g. warm June, July
- elliptical leaves, pointy tips, toothed or lobed margins, prominent veins
- highly disturbed areas: wastelands, field edges etc.