Kingdom:
Phylum:
Angiosperms
Order:
Asterales
Family:
Genus:
Species:
gentryi
ID:
33460

Status:
valid

Authors:
H.Rob. & Brettell

Source:
gcc

Year:
1974

Citation Micro:
Phytologia 27: 418, fig. 4 (1974)

WFO Identifier:
wfo-0000032789



Common Names

  • Roldana Gentryi
  • Gentry's Roldana
  • Mexican Thistle


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Synonyms

  • Senecio gentryi (H.Rob. & Brettell) B.L.Turner & T.M.Barkley [unknown]

Description

Roldana gentryi (also called Mexican thistle, among many other common names) is an annual herbaceous plant native to Mexico and Central America. It has a single stem that can reach up to 1.5 meters in height and is covered with small, spiny leaves. The flowers are yellow and have a distinctive star-shaped shape. It is commonly found in dry, open areas such as pastures and roadsides.

Uses & Benefits

Roldana gentryi is used as an ornamental plant in gardens and as a cut flower. It is also used as a food source for livestock and as a medicinal plant.

Flower, Seeds and Seedlings

Roldana gentryi has small, yellow-green flowers with five petals and a single pistil. The seeds are small, dark brown, and oval-shaped. The seedlings have small, oval-shaped leaves with serrated edges.

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Cultivation and Propagation

Roldana gentryi is a perennial plant that can be propagated by division or seed. It prefers full sun and moist, well-drained soil. It is drought tolerant and can tolerate some frost.

Where to Find Roldana gentryi

Roldana gentryi is native to the tropical regions of Mexico.

Roldana gentryi FAQ

What is the scientific name of Roldana gentryi?

Roldana gentryi

What is the family of Roldana gentryi?

Asteraceae

What is the common name of Roldana gentryi?

Unknown

Species in the Roldana genus

Roldana cristobalensis, Roldana cordovensis, Roldana neogibsonii, Roldana hirsuticaulis, Roldana juxtlahuacana, Roldana tlacotepecana, Roldana schaffneri, Roldana ehrenbergiana, Roldana heteroidea, Roldana mezquitalana, Roldana mazatecana, Roldana barba-johannis, Roldana pennellii, Roldana subpeltata, Roldana gentryi, Roldana hartwegii, Roldana scandens, Roldana acutangula, Roldana robinsoniana, Roldana mixtecana, Roldana michoacana, Roldana anisophylla, Roldana oaxacana, Roldana tepopana, Roldana heteroideus, Roldana chapalensis, Roldana hintonii, Roldana langlassei, Roldana lanicaulis, Roldana floresiorum, Roldana mexicana, Roldana sartorii, Roldana angulifolia, Roldana heracleifolia, Roldana gonzaleziae, Roldana albonervia, Roldana greenmanii, Roldana eriophylla, Roldana lobata, Roldana guadalajarensis, Roldana metepecus, Roldana sundbergii, Roldana jurgensenii, Roldana petasioides, Roldana heterogama, Roldana platanifolia, Roldana reticulata, Roldana tonii, Roldana petasitis, Roldana galiciana,

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,

References

Harold E. Robinson (1932-2020): Based on occurrence of standard abbreviation 'H.Rob.' in the authors string.
Robert D. Brettell (b.1934): Based on occurrence of standard abbreviation 'Brettell' in the authors string.
POWO record for urn:lsid:ipni.org:names:284340-2: Based on the initial data import