OF THE CAROLINAS & GEORGIA

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

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/14/23):
Sagittaria engelmanniana   FAMILY Alismataceae   Go to FSUS key



SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Sagittaria engelmanniana   FAMILY Alismataceae

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

Sagittaria engelmanniana

SYNONYMOUS WITH Flora of North America

Sagittaria engelmanniana

INCLUDED WITHIN Guide to the Vascular Plants of Florida (Wunderlin & Hansen, 2011)

Sagittaria australis

SYNONYMOUS WITH Floristic Synthesis of North America (Kartesz, 1999)

Sagittaria engelmanniana

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 027-03-010:

Sagittaria engelmanniana   FAMILY Alismataceae

SYNONYMOUS WITH Britton & Brown Illus Flora of Northeast US & adjacent Canada (Gleason, 1952)

Sagittaria engelmanniana ssp. engelmanniana

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

Sagittaria longirostra

 

COMMON NAME:
Engelmann's Arrowhead, Blackwater Arrowhead


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

image of Sagittaria engelmanniana, Engelmann's Arrowhead, Blackwater Arrowhead

USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913    pnd_saen_001_lvd

        

image of Sagittaria engelmanniana, Engelmann's Arrowhead, Blackwater Arrowhead

Bruce A. Sorrie    bas_s_engelmanniana2

July    Scotland County    NC

image of Sagittaria engelmanniana, Engelmann's Arrowhead, Blackwater Arrowhead

Bruce A. Sorrie    bas_s_engelmanniana2b

July    Scotland County    NC

Leave typically narrowly sagittate, to 8" long, the lobes less than 1" wide, per Wildflowers of the Sandhills Region (Sorrie, 2011).


click here to see other plants that look similar to this COMPARE Arrowhead, Arum, Elephant's Ear and Pickerelweed

image of Sagittaria engelmanniana, Engelmann's Arrowhead, Blackwater Arrowhead

Bruce A. Sorrie    bas_s_engelmanniana2c

July    Scotland County    NC

Flowers 18-25mm across, in 2-4 whorls, female below, male above, per Wildflowers of the Sandhills Region (Sorrie, 2011).

image of Sagittaria engelmanniana, Engelmann's Arrowhead, Blackwater Arrowhead

Bruce A. Sorrie    bas_s_engelmanniana3

July    Scotland County    NC

 

 

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/14/23):
Sagittaria engelmanniana   FAMILY Alismataceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Sagittaria engelmanniana   FAMILY Alismataceae

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

SYNONYMOUS WITH Flora of North America
Sagittaria engelmanniana

INCLUDED WITHIN Guide to the Vascular Plants of Florida (Wunderlin & Hansen, 2011)
Sagittaria australis

SYNONYMOUS WITH Floristic Synthesis of North America (Kartesz, 1999)
Sagittaria engelmanniana

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 027-03-010:
Sagittaria engelmanniana   FAMILY Alismataceae

SYNONYMOUS WITH Britton & Brown Illus Flora of Northeast US & adjacent Canada (Gleason, 1952)
Sagittaria engelmanniana ssp. engelmanniana

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

 

Find by SCIENTIFIC NAME:

3573

Emergent aquatic (rooted); Forb
Perennial
Monoecious or polygamo-monoecious

Habitat: blackwater streambanks, sphagnum bogs, pocosins, beaver ponds, per Weakley's Flora

Native to the Carolinas & Georgia

Uncommon in SC Coastal Plain, rare elsewhere

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

LEAVES:
Simple
Basal
Leaf blade sagittate
Petioles 10–40cm long, triangular

FLOWER:
Summer/Fall
White
3-merous
3 sepals
3 petals
Numerous stamens in staminate flowers
Superior ovary
Unisexual

FRUIT:
Summer/Fall
Achene

 

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



 


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