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  • tragus
  • fistulosa - morning-glory bush Ipomoea purpurea - tall morning glory Iris pseudacorus - yellow flag Jacaranda mimosifolia - blue jacaranda Jatropha gossypiifolia - cotton-leaf physic nut Kalanchoe delagoensis - chandelier plant Kali tragus - Russian thistle Kunzea ericoides - burgan Lantana spp. (wikipedia.org)
  • tall
  • It is a tall thistle which reaches up to 2 metres in height. (blogspot.com)
  • Newly introduced by acclaimed plantsman Tony Avent, this tall ultraclassy Baptisia alba hybrid is included in the Mt. Cuba Center's top-10 Baptisia list for its consistent standout attributes. (diggingdog.com)
  • stem
  • Distinguished from other thistles in the southwest by being small-headed (involucres 1-2 cm), corollas white to pink-purple, bisexual florets, mid-stem leaf bases extending down stem as spiny wings, and heads borne on long peduncles (1-15 cm) in open panicles. (midwestherbaria.org)
  • Onopordum
  • Italy Onopordum illyricum L. - Illyrian thistle, Illyrian cottonthistle - Mediterranean Onopordum leptolepis DC. (wikipedia.org)
  • Turkish thistle, Taurian thistle, Taurus cottonthistle, bull cottonthistle - southern + central Europe, Ukraine, Middle East Onopordum turcicum Danin - Turkey Onopordum wallianum Maire - Morocco Natural hybrids Onopordum × brevicaule (Onopordum acaulon × Onopordum acanthium ) Onopordum × erectum (Onopordum nervosum ssp. (wikipedia.org)
  • native
  • There is a native variety of Phargmites australis, as well as subspecies that were probably accidentally introduced from Europe in the late 18th or early 19th century in shipping ballast -- and aggressive hybrids that have developed over the years. (riverwoodsrpc.org)
  • genetic
  • This suggests either that the diversification has been very rapid or that genetic markers in North American Cirsium mutate more slowly than in most other lineages. (efloras.org)
  • North American
  • Although there has been a remarkable evolutionary and morphologic diversification in North American Cirsium , it has not been accompanied by very much divergence in the base sequences of genes commonly used to elucidate phylogenetic relationships. (efloras.org)
  • Chromosomal diversification has accompanied the morphologic radiation of North American Cirsium . (efloras.org)
  • Among the North American thistles, however, is a mostly descending dysploid series with chromosome numbers ranging from n = 18 to n = 10. (efloras.org)
  • flower
  • The terminal flower head is typical for thistles, a semi-spherical to ovoid capitulum with purple (seldom white or pink) disc florets. (wikipedia.org)
  • common
  • White Rock-rose (Helianthemum apenninum) is found at the site and hybridises with Common Rock-rose (Helianthemum nummularium) to form the hybrid H. x sulphureum. (wikipedia.org)
  • word
  • It is related to the word Cardonnacum ("a place of chardons or thistles"), which is the origin of Chardonnay, the name of the grape variety. (wikipedia.org)
  • Mexico
  • Wright´s thistle occurs from the mountains of south-central New Mexico eastward to the cienegas of the adjacent southwestern Great Plains. (midwestherbaria.org)
  • spread
  • As well as spreading by seed, Canada Thistle has deep roots that spread underground, quickly creating thick stands that are difficult to remove. (riverwoodsrpc.org)