Hormathophylla spinosa

Hormathophylla spinosa, formerly Alyssum spinosum, the spiny madwort, is a species of flowering subshrub in the genus Hormathophylla of the family Brassicaceae, native to open rocky sites in south-eastern France and southern Spain. It forms a compact mound up to 30 cm in height. Dense spiny branches of tiny, toothed grey-green leaves bear racemes of white flowers at the tips in early summer.[1]

Hormathophylla spinosa
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Brassicales
Family: Brassicaceae
Genus: Hormathophylla
Species:
H. spinosa
Binomial name
Hormathophylla spinosa
Synonyms
List
    • Adyseton spinosum (L.) Link
    • Alyssum spinosum L.
    • Anodontea spinosa (L.) Sweet
    • Clypeola spinosa (L.) Link
    • Draba spinosa (L.) Lam.
    • Koniga spinosa (L.) Spach
    • Ptilotrichum spinosum (L.) Boiss.

It is especially cultivated in rock gardens. The cultivar H spinosa 'Roseum',[2] with pink flowers, has gained the Royal Horticultural Society's Award of Garden Merit.

References

edit
  1. ^ RHS A-Z encyclopedia of garden plants. United Kingdom: Dorling Kindersley. 2008. p. 1136. ISBN 978-1405332965.
  2. ^ "RHS Plant Selector - Hormathophylla spinosa 'Roseum'". Royal Horticultural Society. Retrieved 12 February 2020.