Tonestus lyallii is a species of flowering plant in the family Asteraceae known by the common names Lyall's goldenweed,[1]Lyall's serpentweed and Lyall's tonestus. It is native to western North America, particularly in the Rocky Mountains and the mountain ranges of the Pacific Northwest with scattered occurrences between. It is a perennial herb growing in clumps or short bunches not more than about 15 centimeters tall, the stem branching from a tough caudex. The leaves are smooth-edged and linear or lance-shaped, the largest at the base of the plant reaching up to about 8 centimeters long. The inflorescence is a single flower head or a pair of heads each about a centimeter wide with green or red phyllaries. The head bears at least 10 or 11 bright yellow ray florets around a center containing many tubular disc florets.
^USDA, NRCS (n.d.). "Tonestus lyallii". The PLANTS Database (plants.usda.gov). Greensboro, North Carolina: National Plant Data Team. Retrieved 11 December 2015.
External linksedit
Jepson Manual Treatment
Flora of North America
Washington Burke Museum
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tonestus, lyallii, species, flowering, plant, family, asteraceae, known, common, names, lyall, goldenweed, lyall, serpentweed, lyall, tonestus, native, western, north, america, particularly, rocky, mountains, mountain, ranges, pacific, northwest, with, scatter. Tonestus lyallii is a species of flowering plant in the family Asteraceae known by the common names Lyall s goldenweed 1 Lyall s serpentweed and Lyall s tonestus It is native to western North America particularly in the Rocky Mountains and the mountain ranges of the Pacific Northwest with scattered occurrences between It is a perennial herb growing in clumps or short bunches not more than about 15 centimeters tall the stem branching from a tough caudex The leaves are smooth edged and linear or lance shaped the largest at the base of the plant reaching up to about 8 centimeters long The inflorescence is a single flower head or a pair of heads each about a centimeter wide with green or red phyllaries The head bears at least 10 or 11 bright yellow ray florets around a center containing many tubular disc florets Tonestus lyalliiConservation statusSecure NatureServe Scientific classificationKingdom PlantaeClade TracheophytesClade AngiospermsClade EudicotsClade AsteridsOrder AsteralesFamily AsteraceaeGenus TonestusSpecies T lyalliiBinomial nameTonestus lyallii A Gray A NelsonSynonymsHaplopappus lyalliiReferences edit USDA NRCS n d Tonestus lyallii The PLANTS Database plants usda gov Greensboro North Carolina National Plant Data Team Retrieved 11 December 2015 External links editJepson Manual Treatment Flora of North America Washington Burke Museum nbsp This Astereae article is a stub You can help Wikipedia by expanding it vte Retrieved from https en wikipedia org w index php title Tonestus lyallii amp oldid 1192251275, wikipedia, wiki, book, books, library,
