Potentilla longibracteata

Potentilla longibracteata, also known as Castle Crags ivesia and longbract mousetail, is a rare species of flowering plant in the rose family.[2] It is endemic to Shasta County, California, where it is known only from Castle Crags. It grows in rocky granite habitat in the temperate coniferous forest.

Potentilla longibracteata

Critically Imperiled  (NatureServe)[1]
Scientific classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Rosales
Family: Rosaceae
Genus: Potentilla
Species:
P. longibracteata
Binomial name
Potentilla longibracteata
(Ertter) Mosyakin & Shiyan
Synonyms
  • Ivesia longibracteata Ertter

Description

Potentilla longibracteata is a perennial herb forming a glandular green tuft of foliage where it grows from crevices in granite rock. The leaves are 2 to 4 centimeters long and are made up of several pairs of lobed leaflets. The inflorescence is a headlike cluster of several flowers 1 or 2 centimeters wide. Each flower is just under a centimeter long and has tiny pale yellow petals.

References


This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.