Synonym(s): Carduus repandus
Image ID: 13633
Image by: Sorrie, Bruce A.
Image Collection: NCBG Digital Library
PLANT INDEX
ID_PLANT: CIRE2
SCIENTIFIC NAME: Cirsium repandum
Include in WOTAS: 1
Publish to Web: 1
Last Modified: 2018-11-14
GENUS INDEX
GENUS CODE: CIRSI GENUS SCIENTIFIC:Cirsium GENUS AUTHORITY: Mill. GENUS COMMON: Thistle GENUS SUMMARY: A genus of about 250 species, herbs, north temperate. GENUS IDENTIFICATION: GENUS REFERENCES: Keil in FNA (2006a); Cronquist (1980)=SE. Key adapted in part from SE.
FAMILY INDEX
FAMILY CODE: ASTERA FAMILY SCIENTIFIC:Asteraceae FAMILY AUTHORITY: Dumortier 1822 or COMPOSITAE Giseke 1792 FAMILY COMMON: Aster Family FAMILY SUMMARY: A family of about 1500-1700 genera and 20,000-25,000 species, shrubs, herbs, trees, and vines, cosmopolitan in distribution. FAMILY REFERENCE: Cronquist (1980)=SE throughout family treatment.
NCBG DESCRIPTIVES
INTRO:Erectbiennial of dry to very dry longleaf pinelands, sandhills and other dry sandy habitats. STEMS:Stem arises from a basal rosette in the second year and is simple or with a few branches near the top; covered with cobwebby hairs. LEAVES: Leaves basal (first year) and alternate on the stem,sessile, oblong-lance-shaped, 2 1/2-6 in. long, irregularly lobed and wavy margined, the divisions bearing spines, and very hairy on both surfaces. INFLORESCENCE: FLOWERS:Composite flowers (heads) 1-5 at top of stem, about 1 1/2 in. wide, consisting of many bright purple to purple-pink tubular florets, each with 5 thread-like lobes. Tightly held, green bracts bearing short spines surround the urn-shaped base of each head. FRUITS:Fruit a fluffy cluster of seeds, each with a tuft of whitish hairs. COMMENTS: Essentially endemic to the Carolinas; barely reachiing into se VA and the Augusta region of GA. HEIGHT: to 2 ft. DURATION:
Perennial
HABIT:
Herb
LEAF ARRANGEMENT:
Alternate LEAF COMPLEXITY: LEAF RETENTION: FLORAL CHARACTERISTICS
SYMMETRY:
Mixed
BLOOM TIME: May-Jul
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
x
x
x
x
x
BLOOM COLOR: Purple to purplish-pink
White
Red
Pink
Orange
Yellow
Green
Blue
Lavender
Purple
Violet
Brown
Not Applicable
x
x
FRUITING PERIOD: DISTRIBUTION
HABITAT TYPE: Pine savannas, Sandhills
NATIVE RANGE: VA, NC, SC & GA HORTICULTURAL
Plant Sale Text:
SCIENTIFIC NAME: Cirsium repandum
COMMON NAME: Sandhill Thistle
SYNONYMY: [= C, FNA, G, K, S, SE, Va; = Carduus repandus (Michaux) Persoon - RAB]
PHENOLOGY: May-Jul.
HABITAT: Sandhills, other dry sandy habitats.
COMMENTS: Se. VA south to e. GA, nearly endemic to the Carolinas. Similar in distribution to Vaccinium crassifolium, Carphephorus bellidifolius, and Baptisia cinerea, which are all locally abundant endemic indicators of Carolina pinelands.
RANGE MAP: Cirsium repandum.png
Key to Map SymbolsABOUT FAMILY (Weakley Flora) Asteraceae Dumortier 1822 or COMPOSITAE Giseke 1792 (Aster Family) SUMMARY: A family of about 1500-1700 genera and 20,000-25,000 species, shrubs, herbs, trees, and vines, cosmopolitan in distribution. REFERENCE: Cronquist (1980)=SE throughout family treatment.ABOUT GENUS (Weakley Flora) Cirsium Mill. (Thistle) SUMMARY: A genus of about 250 species, herbs, north temperate. REFERENCE: Keil in FNA (2006a); Cronquist (1980)=SE. Key adapted in part from SE.
HERBARIUM RESOURCES
SERNEC: Find Cirsium repandum in Southeast Regional Network of Experts and Collections (if available) UNC SERNEC: Find Cirsium repandum in
University of North Carolina Chapel Hill Herbarium - Southeast Regional Network of Experts and Collections (if available)