forb: major rangeland plants of idaho: forbs. forb: arrowleaf balsamroot perennial native fair for...
Post on 21-Dec-2015
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Forb:
Arrowleaf Balsamroot•Perennial•Native•Fair for Grazers•Fair for Browsers
flowers are sunflower-like, large, showy, and yellow
Disk flowers
Ray flowers
Leaves are large, shaped like arrowheads
Forb:
Curlycup Gumweed
USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 3: 371.
•Perennial•Native•Poor for Grazers •Poor for Browsers
flower heads grow at the top of branching stems
Serrated leaf margins
Forb:
Indian Paintbrush•Perennial•Native•Fair for Grazers •Fair for Browsers
Highly lobed leaf margins
Asymmetrical (irregular) flowers
Forb:
Low Larkspur•Perennial•Native•Poor for Grazers •Poor for Browsers
** Poisonous – This plant contains an alkaloid that is very toxic.
has a long spur extending from the
backside of the flowerRaceme seed head
Highly palmately divided leaf margins
Forb:
Mules Ear•Perennial•Native•Poor for Grazers •Poor for Browsers
Simple leaf shape
Mostly basal leaves; some grow on flower stalks
Forb:
Penstemon or Beardtongue• Perennial• Native• Fair for Grazers • Fair for Browsers
Asymmetrical flowers
leaves are opposite
Forb:
Russian Thistle/Tumbleweed•Annual•Introduced•Fair for Grazers•Poor for Browsers
White or green flowers
Linear leaves
Forb:
Tailcup Lupine•Perennial•Native•Poor for Grazers •Poor for Browsers
** Poisonous – This plant contains an alkaloid that quite toxic.
Raceme seed heads
Compound leaves
Forb:
Tall Larkspur•Perennial•Native•Poor for Grazers •Poor for Browsers
** Poisonous – This plant contains a potent alkaloid. More animals die from this plant than from any other in North America
White or purple flowers
Highly palmately
divided leaves
Forb:
Taper-tip Hawksbeard•Perennial•Native•Fair for Grazers•Good for Browsers
Distinct ray flowers
One distinct taproot
Forb:
Western Yarrow•Perennial•Native•Poor for Grazers •Fair for Browsers
Flowers in umbel (umbrella-like) shaped inflorescence
deeply divided fern-like leaves