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Weed Identification

wild parsnip

Family

Apiaceae

Scientific Name

Pastinaca sativa

Synonyms (former Scientific Names):

Pastinaca sativa var. pratensis

Growth Habit

upright and nonwoody

Thorns or Spines

not present

Approximate Flower Diameter

Varies: 
pencil
dime

Dominant Flower Color

yellow

Flower Symmetry

radial symmetery

Leaf Hairs

no hairs

Leaf Shape

Varies: 
lance
oval

Leaf Arrangement

opposite

Leaf Margin

Varies: 
lobed
serrated

Leaf Structure

pinnate

Leaf Stalk

longer than leaf

Stem Hairs

has hairs

Stem Cross Section

round or oval

Milky Sap

not present

Root Structure

fibrous

Life Cycle

perennial

Ochrea

not present

Plant Type

Herb