Pastinaca sativa

Wild Parsnip

Grid 620, 3 miles south of Highway 48
30-Aug-2002

 

Pastinaca Characteristics

plants puberulent or glabrous

foliage not spiny

foliage not digitately compound

both lower and upper leaves compound

leaves simple or divided into a few well-defined leaflets; not having leaves much divided into numerous segments or leaflets

leaves once pinnately divided

leaves with more than 3 leaflets

leaflets less than 5 cm wide

leaflets ovate to oblong

inflorescence not bluish

flowers yellow

fruit not spiny

fruit oblong to elliptical

fruit less than 3 times as long as broad

fruit flattened dorsally, some of the ribs (at least the lateral) or all of them winged

 

Umbelliferae Characteristics

herbs

plants terrestrial or semi-aquatic; leaves not submerged or floating

plants not with colored milky juice

stems hollow

plants with more than 1 leaf

leaves without stipules, or having glands

some or all leaves alternate

flowers with 2 floral rings, and with each petal distinct from the others

flowers in umbels

parts of flowers mostly in fives

calyx regular

5 stamens alternating with the petals

2 styles

ovary inferior, flowers epigynous

ovules and seeds 1 in each locule

fruit dry, splitting at maturity