OF THE CAROLINAS & GEORGIA

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

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



SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Sagittaria isoetiformis   FAMILY Alismataceae

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

Sagittaria isoetiformis

SYNONYMOUS WITH Flora of North America north of Mexico, vol. 22 (2000)

Sagittaria isoetiformis

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

Sagittaria isoetiformis

INCLUDED WITHIN (MISAPPLIED) VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 027-03-006:

Sagittaria teres   FAMILY Alismataceae

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

Sagittaria isoetiformis

INCLUDED WITHIN (MISAPPLIED) Manual of the Southeastern Flora (Small, 1933, 1938)

Sagittaria teres

 

COMMON NAME:
Quillwort Arrowhead, Depression Meadow Arrowhead


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

image of Sagittaria isoetiformis, Quillwort Arrowhead, Depression Meadow Arrowhead

Keith Bradley    kab_s_isoetiformis_4735

October    Scotland County    NC

North Carolina Sandhills Gamelands

Flowers to 1.3 cm diameter; filaments shorter than anthers, per Flora of North America.


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

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Sagittaria isoetiformis   FAMILY Alismataceae

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

SYNONYMOUS WITH Flora of North America north of Mexico, vol. 22
Sagittaria isoetiformis

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

INCLUDED WITHIN (MISAPPLIED) VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 027-03-006:
Sagittaria teres   FAMILY Alismataceae

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

INCLUDED WITHIN (MISAPPLIED) Manual of the Southeastern Flora (Small, 1933, 1938)
Sagittaria teres

 

Find by SCIENTIFIC NAME:

3065

Emergent aquatic that also has submerged leaves (rooted); Forb
Perennial
Monoecious or polygamo-monoecious

Habitat: Pineland ponds, clay-based Carolina bays, natural lake shoreline marshes, other seasonally flooded depressions, per Weakley's Flora

Native to the Carolinas & Georgia

Rare

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
Blades of emersed leaves linear (< 3mm wide, rarely to 4mm) or phyllodial

RHIZOMES? STOLONS?
Rhizomes absent; stolons present; corms present

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

FRUIT:
Summer/Fall
Achene

 

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