Compared to most other white-flowered umbellifers, the inflorescence of sison amomum contains relatively few rays, each holding a small number of flowers, well-separated from adjacent clusters.
Common name:
Stone parsley
Family:
Scientific name:
Sison amomum
Main flower color:
Range:
South/central England, and south Wales
Height:
Up to 100 cm
Habitat:
Grassland, roadsides, pathways, on heavy soils
Flowers:
Small, white, few in number, in compound umbels of relatively few rays, of differing lengths. Petals are notched, and irregular in shape. Flower centres are slightly greenish. The Individual clusters are well-separated from those on adjacent rays. Both bracts and bracteoles are present; they are narrow, bristle-like, two to four in number. Flowers are borne at the upper leaf nodes and at the tip of the stem branches
Leaves:
Hairless, once pinnate; divided into lanceolate leaflets up to 7 cm long, with shallowly lobed and fine-toothed margins. The terminal leaflet is approximately trifoliate. On slender, hairless, widely-branched stems
Season:
July to August
Rarity:
★★★★★
