Plants of USA and Canada

Scientific or common name:

Carduus tracyi Rydb.


ASTERACEAE Family selection - Aster family (Angiosperms - Flowering plants)

Taxon Page:

Name: Carduus tracyi Rydb. Taxon selection
Nomencl. ref.: Bull. Torrey Bot. Club 32: 133. 1905
Rank: species
See: ► Cirsium undulatum (Nutt.) Spreng. var. tracyi (Rydb.) S.L. Welsh

pictures Images of Carduus tracyi


Common names

US name U.S. name: Tracy's thistle

Grown habit: Forb/herb
Duration: Biennial, Perennial
 

Synonyms:
= Cirsium undulatum (Nutt.) Spreng. var. tracyi (Rydb.) S.L. Welsh
= Cirsium acuatum (Osterh.) Petr.
= Cirsium floccosum (Rydb.) Petr.
= Cirsium tracyi (Rydb.) Petr.



TAXONOMY

Kingdom: Plantae
Subkingdom: Tracheobionta
Superdivision: Spermatophyta
Division: Magnoliophyta
Class: Magnoliopsida
Subclass: Asteridae
Order: Asterales
Family: Asteraceae
Genus: Carduus
Species:


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More species:
1) Carduus undulatus Nutt. [142]
2) Carduus undulatus Nutt. var. canescens (Nutt.) Porter [102]
3) Carduus virginianus L. [136]
4) Carex abacta L.H. Bailey [164]
5) Carex abdita E.P. Bicknell [132]
6) Carex abscondita Mack. [304]
7) Carex acuta auct. non L. [242]
8) Carex adusta Boott [358]
9) Carex albicans Willd. ex Spreng. [328]
10) Carex alma L.H. Bailey [301]

5-May-2024 - Week-18





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