Status:
valid
Authors:
(Sharsm.) G.L.Nesom
Source:
gcc
Year:
1993
Citation Micro:
Phytologia 74(4): 314 (1993): (1993)
WFO Identifier:
wfo-0000062519
Common Names
- Peirson's Oreostemma
- Mountain Oreostemma
- Woolly Sunray
Description
Oreostemma peirsonii (also called 'Peirson's Oreostemma', among many other common names) is an annual herbaceous plant native to the southwestern United States. It has small, white flowers and grows in dry, rocky soils.
Uses & Benefits
Oreostemma peirsonii is used as an ornamental plant in gardens and as a groundcover in landscaping. It is also used to make herbal teas and as a medicinal plant to treat a variety of ailments.
Flower, Seeds and Seedlings
The flower of Oreostemma peirsonii is a white composite flower head, with white ray florets and yellow disc florets. The seed is an achene, with a pappus of white hairs. The seedlings have a basal rosette of leaves with long petioles.
Cultivation and Propagation
Oreostemma peirsonii can be propagated by seed or division. It prefers full sun to partial shade and well-drained soil. It is drought tolerant and can be grown in a variety of climates. It is best to plant in spring or fall and to water regularly until established.
Where to Find Oreostemma peirsonii
Oreostemma peirsonii can be found in the mountains of California.
Oreostemma peirsonii FAQ
What is the scientific name of Oreostemma peirsonii?
Oreostemma peirsonii
What is the natural habitat of Oreostemma peirsonii?
Dry, rocky slopes and cliffs in Mexico
What is the flowering season of Oreostemma peirsonii?
Summer
Species in the Oreostemma genus
Species in the Asteraceae family
Aaronsohnia pubescens,
Aaronsohnia factorovskyi,
Abrotanella filiformis,
Abrotanella rostrata,
Abrotanella linearis,
Abrotanella trilobata,
Abrotanella muscosa,
Abrotanella inconspicua,
Abrotanella trichoachaenia,
Abrotanella caespitosa,
Abrotanella nivigena,
Abrotanella pusilla,
Abrotanella linearifolia,
Abrotanella papuana,
Abrotanella rosulata,
Abrotanella emarginata,
Abrotanella fertilis,
Abrotanella spathulata,
Abrotanella purpurea,
Abrotanella patearoa,
Abrotanella submarginata,
Abrotanella diemii,
Abrotanella scapigera,
Abrotanella forsterioides,
Acamptopappus shockleyi,
Acamptopappus sphaerocephalus,
Acanthocephalus benthamianus,
Acanthocephalus amplexifolius,
Acanthocladium dockeri,
Acanthodesmos distichus,
Acanthodesmos gibarensis,
Acanthospermum humile,
Acanthospermum consobrinum,
Acanthospermum glabratum,
Acanthospermum microcarpum,
Acanthospermum hispidum,
Acanthospermum australe,
Acanthospermum lecocarpoides,
Acanthostyles buniifolius,
Acanthostyles saucechicoensis,
Achillea buiana,
Achillea conrathii,
Achillea cucullata,
Achillea styriaca,
Achillea clavennae,
Achillea cappadocica,
Achillea huber-morathii,
Achillea ptarmicoides,
Achillea sieheana,
Achillea barrelieri,