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
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Learn more about Sagittaria from the Vascular Plants of North Carolina.
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.
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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.
COMPARE
aquatic plants
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
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
CLICK HERE to see a map, notes, and images from Weakley's Flora of the Southeastern US.
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
TO LEARN MORE about this plant, look it up in a good book!
- Guide to the Wildflowers of SC, 1st ed. (Porcher & Rayner, 2001) p341
- Guide to the Wildflowers of SC, 2nd ed. (McMillan, Porcher, Rayner, & White; 2022) p402
- Wildflowers of the Sandhills Region (Sorrie, 2011) p300
If a search such as "Carex leptalea var. leptalea" doesn't deliver the results you want, try "Carex leptalea".
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