OF THE CAROLINAS & GEORGIA

Spermatophytes (seed plants): Angiosperms (flowering plants): Monocots: Commelinids: Poales

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Eriocaulon decangulare var. decangulare   FAMILY Eriocaulaceae   Go to FSUS key



SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Eriocaulon decangulare var. decangulare   FAMILY Eriocaulaceae

SYNONYMOUS WITH Flora of North America

Eriocaulon decangulare var. decangulare

INCLUDED WITHIN VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 036-01-002:

Eriocaulon decangulare   FAMILY Eriocaulaceae

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

Eriocaulon decangulare var. decangulare

 

COMMON NAME:
Ten-angle Pipewort, Hat Pin, Hard Pipewort


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

image of Eriocaulon decangulare var. decangulare, Ten-angle Pipewort, Hat Pin, Hard Pipewort

JK Marlow    jkm100620_009

June    Mecklenburg County    NC

UNCC McMillan Greenhouse

image of Eriocaulon decangulare var. decangulare, Ten-angle Pipewort, Hat Pin, Hard Pipewort

JK Marlow    jkm100620_011

June    Mecklenburg County    NC

UNCC McMillan Greenhouse

Leaves basal, linear, per Wildflowers of the Eastern United States (Duncan & Duncan, 1999).

image of Eriocaulon decangulare var. decangulare, Ten-angle Pipewort, Hat Pin, Hard Pipewort

Richard and Teresa Ware    rtw_e_decangulare_2

July        

image of Eriocaulon decangulare var. decangulare, Ten-angle Pipewort, Hat Pin, Hard Pipewort

Richard and Teresa Ware    rtw_e_decangulare_7

July        

Flowers in dense head on leafless stem, each petal lobe w a jet-black gland, per Wildflowers of the Eastern United States (Duncan & Duncan, 1999).

image of Eriocaulon decangulare var. decangulare, Ten-angle Pipewort, Hat Pin, Hard Pipewort

JK Marlow    jkm231025_6289

October    Greenville County    SC

Ashmore Heritage Preserve

image of Eriocaulon decangulare var. decangulare, Ten-angle Pipewort, Hat Pin, Hard Pipewort

Patrick D. McMillan    pdme_decangulare

Month Unknown        

Heads feel hard and knotty when squeezed between finger and thumb, per Weakley's Flora.

 

 

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Eriocaulon decangulare var. decangulare   FAMILY Eriocaulaceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Eriocaulon decangulare var. decangulare   FAMILY Eriocaulaceae

SYNONYMOUS WITH Flora of North America
Eriocaulon decangulare var. decangulare

INCLUDED WITHIN VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 036-01-002:
Eriocaulon decangulare   FAMILY Eriocaulaceae

SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)
Eriocaulon decangulare var. decangulare

 

Find by SCIENTIFIC NAME:

2434

Forb
Perennial
Monoecious

Habitat: Wet pine savannas and pine flatwoods, bogs, mafic fens and seeps, seasonally flooded ponds, seepage bogs and swamps, wind-tidal marshes, sea-level fens, per Weakley's Flora

Native to the Carolinas & Georgia

Common in Coastal Plain (uncommon to rare elsewhere)

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
Basal rosette

FLOWER:
Summer/Fall
White
Radially symmetrical
2 sepals
2 petals
4 stamens in staminate flowers
Unisexual

FRUIT:
Summer/Fall

 

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



 


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