OF THE CAROLINAS & GEORGIA

Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Campanulids: Asterales

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Symphyotrichum rhiannon   FAMILY Asteraceae   Go to FSUS key



SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Symphyotrichum rhiannon   FAMILY Asteraceae

SYNONYMOUS WITH Floristic Synthesis of North America. BONAP (Kartesz, 2021)

Symphyotrichum rhiannon

SYNONYMOUS WITH Flora of North America north of Mexico, vol. 19-20-21 (2006)

Symphyotrichum rhiannon

 

COMMON NAME:
Buck Creek Aster, Rhiannon's Aster


         To see larger pictures, click or hover over the thumbnails.

image of Symphyotrichum rhiannon, Buck Creek Aster, Rhiannon's Aster

JK Marlow    jkm060429_115

April    Clay County    NC

Nantahala National Forest: Tusquitee Ranger District

Leaf margins shallowly crenate to serrate-crenate, petioles winged, per Flora of North America.

image of Symphyotrichum rhiannon, Buck Creek Aster, Rhiannon's Aster

Alan Cressler    alc_3922869943_fdce8438eb

September    Clay County    NC

Nantahala National Forest: Tusquitee Ranger District

Heads in broad, cylindro-paniculiform arrays, branches ascending, per Flora of North America.

image of Symphyotrichum rhiannon, Buck Creek Aster, Rhiannon's Aster

Alan Cressler    alc_3922877507_12307c0c57

September    Clay County    NC

Nantahala National Forest: Tusquitee Ranger District

Ray florets 18-32, corollas 6-9 mm long, per A new species of Symphyotrichum from a serpentine barren in western North Carolina. Sida (Kauffman et al., 2004).

image of Symphyotrichum rhiannon, Buck Creek Aster, Rhiannon's Aster

Alan Cressler    alc_3923661866_741a780d41

September    Clay County    NC

Nantahala National Forest: Tusquitee Ranger District

Ray florets blue to lavender; disc florets yellow, lobes turning purple, per Flora of North America.

image of Symphyotrichum rhiannon, Buck Creek Aster, Rhiannon's Aster

Alan Cressler    alc_3923666606_a455e1a0b7

September    Clay County    NC

Nantahala National Forest: Tusquitee Ranger District

Phyllaries in 3-4 series, slightly unequal, narrowly oblong-lanceolate, per Flora of North America.


click here to see other plants that look similar to this COMPARE involucral bracts of North American asters

 

 

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Symphyotrichum rhiannon   FAMILY Asteraceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Symphyotrichum rhiannon   FAMILY Asteraceae

SYNONYMOUS WITH Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Symphyotrichum rhiannon

SYNONYMOUS WITH Flora of North America north of Mexico, vol. 19-20-21
Symphyotrichum rhiannon

 

Find by SCIENTIFIC NAME:

2069

Forb

Habitat: ultramafic outcrop barren, per Weakley's Flora

Native to North Carolina

Rare (endemic to the Buck Creek Serpentine Barren, Clay County, NC)

map
CLICK HERE to see a map, notes, and images from Weakley's Flora of the Southeastern US.

Click here to see a map showing all occurrences known to SERNEC, a consortium of southeastern herbaria. (Zoom in to see more detail.)

LEAVES:
Simple
Alternate (basal leaves absent or withered at flowering)

FLOWER:
Fall
Rays: Blue/ Pale violet
Disc: Yellow, lobes becoming purple
Flower heads with 18-32 ray flowers
Inferior ovary
Disc flowers bisexual & fertile/ Ray flowers pistillate & fertile

Flower heads in narrow panicles

FRUIT:
Fall
Achene

 

TO LEARN MORE about this plant, look it up in a good book!



 


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