Forbs Plants Wildland Plant Identification Rangeland Ecology & - PDF document

Wildland Plant Identification Forbs Plants Wildland Plant Identification Rangeland Ecology & Management 351 7 Major Forbs Family Genus species Common Name Character ASTEREA Solidago missouriensis Missouri Goldonrod (Per / Nat) EUPATORIEAE Liatris punctata Dotted Gayfeather (Per / Nat) HELIANTHEAE Baileya multiradiata Desert Marigold (Per / Nat) HELIANTHEAE Ratibida columnifera Prairie Coneflower (Per / Nat) FABACEAE Oxytropis lambertii Purple Locoweed (Per / Nat) RANUNCULACEAE Delphinium occidentale Tall Larkspur (Per / Nat) SCROPHULARIACEAE Penstemon glaber Sawsepal Penstemon (Per / Nat) REM 351 – University of Idaho 1

Wildland Plant Identification ASTEREAE Missouri Goldenrod Solidago missouriensis – 1.5 to 4 feet tall – Creeping rhizome or woody based – Leaves • Alternate, simple • Margins entire or serrate – Stems • Reddish-green • Simple or rarely branching ASTEREAE Missouri Goldenrod Solidago missouriensis – Numerous seed heads on one side of re- curved branches REM 351 – University of Idaho 2

Wildland Plant Identification EUPATORIEAE Dotted Gayfeather Liatris punctata • flowers purple/lavender in axil of leaves • Surface of leaves distinctly punctate • Leaves linear • Thick bulb below the soil surface EUPATORIEAE Dotted Gayfeather Liatris punctata • Flowers axillary • Purple/lavender corolla • Thick, punctate bracts • Ciliate margins REM 351 – University of Idaho 3

Wildland Plant Identification HELIANTHEAE Desert Marigold Baileya multiradiata – Forb – 10-50 cm tall – Woody caudex on top of taproot – Leaves in basal rosette • Crowded, whorl of leaves at the base and alternated above HELIANTHEAE Desert Marigold Baileya multiradiata – Flowers • Bright yellow • Limbs 3-toothed at tip • Ray flowers; numerous disk flowers REM 351 – University of Idaho 4

Wildland Plant Identification HELIANTHEAE Prairie Coneflower Ratibida columnifera • Leaves deeply cleft to midrib, with stiff hairs • Stems from a woody caudex on top of taproot HELIANTHEAE Prairie Coneflower Ratibida columnifera • Ray flowers yellow or red • Disk flowers brown and in a cylindrical column REM 351 – University of Idaho 5

Wildland Plant Identification FABACEAE Purple Locoweed Oxytropis lambertii – Forb – 13 inches tall – Compound leaves in basal rosette – Leaves and stems arise directly from a branching base FABACEAE Purple Locoweed Oxytropis lambertii – Flowers April to August – Purple/Blue – Flowers elevated above leaves on stem – Leaves and stems arise directly from a branching base – Flowers “irregular” REM 351 – University of Idaho 6

Wildland Plant Identification RANUNCULACEAE Tall Larkspur Delphinium occidentale – ~3 feet tall – Tall hollow stems – Forb – Leaves • Palmately divided RANUNCULACEAE Tall Larkspur Delphinium occidentale -Purple irregular flowers -Flowers have spur-like projection -Inflorescence •raceme •short petioles REM 351 – University of Idaho 7

Wildland Plant Identification SCROPHULARIACEAE Sawsepal Penstemon Penstemon glaber – ~2 ft. tall – Leaves opposite – Basal leaves lacking or quite small – Forb SCROPHULARIACEAE Sawsepal Penstemon Penstemon glaber – Flowers bluish-purple or pink, pale internally – Irregular – Leaves • Not hairy • Somewhat of a waxy leaf surface REM 351 – University of Idaho 8