Non-native Plant

Common Wild Sorghum

Sorghum bicolor arundinaceum de

annual

grass

Non-native Plant

Sudex

Sorghum bicolor var. bicolor × bicolor var. sudanense

annual

grass

Non-native Plant

Sorghum

Sorghum bicolor

annual

grass

Non-native Plant

Spiny Sowthistle

Sonchus asper

annual

forb

Non-native Plant

Moist Sowthistle

Sonchus arvensis uliginosus

perennial

forb

Non-native Plant

Field Sowthistle

Sonchus arvensis arvensis

perennial

forb

Non-native Plant

Field Sowthistle

Sonchus arvensis

perennial

forb

Non-native Plant

×sorbaronia Alpina

×Sorbaronia alpina

perennial

tree

Non-native Plant

Columbus Grass

Sorghum almum

perennial

grass

Non-native Plant

Winterbeam

Sorbus airia

perennial

tree

Non-native Plant

Maidenstears

Silene vulgaris

perennial

forb

Non-native Plant

Russian Rocket

Sisymbrium turczaninowii

perennial

forb

Non-native Plant

Boreal Catchfly

Silene soczaviana

perennial

forb

Non-native Plant

Siberian Catchfly

Silene sibirica

perennial

forb

Non-native Plant

Simplebeak Ironwort

Sideritis romana

annual

forb

Non-native Plant

North African Catchfly

Silene pseudatocion

annual

forb

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