Status:
valid
Authors:
DC.
Source:
gcc
Year:
1836
Citation Micro:
Prodr. 5: 692 (1836)
WFO Identifier:
wfo-0000033424
Common Names
- Hemizonia
- Tarweed
- Hemizonia Congesta
Description
Hemizonia congesta (also called dense tarweed, among many other common names) is an annual herbaceous plant of the Asteraceae family. It is native to western North America and is found in meadows, grasslands, and rocky slopes. Its leaves are lanceolate and its flowers are yellow in color.
Uses & Benefits
Hemizonia congesta is used as an ornamental plant in gardens and as a food ingredient in salads and soups. It is also used medicinally to treat digestive issues, skin problems, and respiratory disorders.
Cultivars, Varieties & Sub-species
Hemizonia congesta sub. tracyi Babc. & H.M.Hall
Hemizonia congesta sub. lutescens Babc. & H.M.Hall
Hemizonia congesta sub. clevelandii Babc. & H.M.Hall
Hemizonia congesta sub. luzulifolia Babc. & H.M.Hall
Hemizonia congesta sub. calyculata Babc. & H.M.Hall
Hemizonia congesta sub. congesta
Flower, Seeds and Seedlings
The flower of Hemizonia congesta is yellow and has a white center. The seeds are small and black. The seedlings are short and have a single pair of leaves.
Cultivation and Propagation
Hemizonia congesta is a perennial herbaceous plant that can be propagated by seed or division. It prefers moist, well-drained soil and full sun to partial shade. It is tolerant of a wide range of soil types and can be grown in containers. It is drought tolerant once established. It can be propagated by seed or division in spring or autumn.
Where to Find Hemizonia congesta
Hemizonia congesta is native to California and can be found in the chaparral and coastal sage scrub habitats of the region.
Hemizonia congesta FAQ
What is the scientific name of Hemizonia congesta?
Hemizonia congesta
What is the common name of Hemizonia congesta?
Congested tarweed
Where is Hemizonia congesta found?
Hemizonia congesta is found in the Caucasus region of Eurasia.
Species in the Hemizonia 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,