Russian Mustard
Scientific name: Sisymbrium volgense M. Bieb. ex E. Fourn.
Diagnostic features Rhizomatous perennial. Stems to 75cm, erect to ascending. Lower leaves variously lobed, often deeply so, rarely not. Fruits 1.5-6cm, erect to erecto-patent.
Chromosome number: (2n=14).
Habitat Introduced-naturalized; waste ground.
Distribution A few places widely scattered in England; Russia.
This species is keyed out on Page 2642 and Page 2644 in the Text Key. |