OF THE CAROLINAS & GEORGIA

Spermatophytes (seed plants): Angiosperms (flowering plants): Monocots: Asparagales

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Arethusa bulbosa   FAMILY Orchidaceae   Go to FSUS key



SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Arethusa bulbosa   FAMILY Orchidaceae

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

Arethusa bulbosa

SYNONYMOUS WITH Flora of North America north of Mexico, vol. 26 (2002)

Arethusa bulbosa

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 049-09-001:

Arethusa bulbosa   FAMILY Orchidaceae

SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)

Arethusa bulbosa

 

COMMON NAME:
Bog-rose, Dragon's-mouth, Arethusa


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

image of Arethusa bulbosa, Bog-rose, Dragon's-mouth, Arethusa

USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913    pnd_arbu_001_lvd

        

image of Arethusa bulbosa, Bog-rose, Dragon's-mouth, Arethusa

JK Marlow    jkm230523_3280

May        SC

Flowers solitary and scapose; the lip crested with fimbriate ridges, marked with yellow & purple, per Weakley's Flora (2023).

image of Arethusa bulbosa, Bog-rose, Dragon's-mouth, Arethusa

JK Marlow    jkm230523_3289

May        SC

image of Arethusa bulbosa, Bog-rose, Dragon's-mouth, Arethusa

JK Marlow    jkm230523_3308

May        SC

Petals and sepals generally point upward; lip curls downward like a tongue, per Wild Orchids of South Carolina: A Popular Natural History (Fowler, 2005).

image of Arethusa bulbosa, Bog-rose, Dragon's-mouth, Arethusa

Jeff Ausmus    jma_arebul4

May    Roscommon County    MI

Roscommon State Forest Area: Higgins Township

image of Arethusa bulbosa, Bog-rose, Dragon's-mouth, Arethusa

Jim Fowler    jafarethusa_group040615

June        ME

image of Arethusa bulbosa, Bog-rose, Dragon's-mouth, Arethusa

Jim Fowler    jafarethusa_single040615

June        ME

image of Arethusa bulbosa, Bog-rose, Dragon's-mouth, Arethusa

Jeff Ausmus    jma_arebul2

June    Roscommon County    MI

Roscommon State Forest Area: Richfield Township

The lanceolate, plicate leaf (15-30cm long, 2-4mm wide) usually emerges after flowering, per Weakley's Flora (2023).

image of Arethusa bulbosa, Bog-rose, Dragon's-mouth, Arethusa

Jeff Ausmus    jma_arebul3

June    Roscommon County    MI

Roscommon State Forest Area: Richfield Township

Capsule ovoid, 1.5-2.5cm long, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).

 

 

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Arethusa bulbosa   FAMILY Orchidaceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Arethusa bulbosa   FAMILY Orchidaceae

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

SYNONYMOUS WITH Flora of North America north of Mexico, vol. 26
Arethusa bulbosa

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 049-09-001:
Arethusa bulbosa   FAMILY Orchidaceae

SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)
Arethusa bulbosa

 

Find by SCIENTIFIC NAME:

2132

Forb
Perennial

Habitat: Sphagnous bogs and seepage swamps, per Weakley's Flora

Native to the Carolinas

Rare (historically in SC, but not recently seen)

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

LEAVES:
Simple

FLOWER:
Spring/Summer
Magenta
Bilaterally symmetrical
3 sepals, two lateral and one dorsal
3 petals, the two lateral similar and a third (the lip) enlarged
stamens and pistil fused together into a column
Inferior ovary
Bisexual

FRUIT:
Spring/Summer
Capsule

 

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



 


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