Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Lamiids: Lamiales
WEAKLEY'S FLORA (10/20/20):
Gratiola amphiantha
FAMILY
Plantaginaceae
NEW! Click to go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Read about Amphianthus and Gratiola from Alan Weakley and the Southern Appalachian Botanical Society.
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Amphianthus pusillus
FAMILY
Scrophulariaceae
SYNONYMOUS WITH
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 166-04-001:
Amphianthus pusillus
FAMILY
Scrophulariaceae
SYNONYMOUS WITH
Manual of the Grasses of the US (Hitchcock & Chase, 1950)
Amphianthus pusillus
COMMON NAME:
Pool-sprite, Snorkelwort, Little Amphianthus
To see larger pictures, click or hover over the thumbnails.
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Owen Carson owc_photo_2
February DeKalb County GA
Arabia Mountain National Heritage Area
)
Owen Carson owc_photo_3
February DeKalb County GA
Arabia Mountain National Heritage Area
)
Keith Bradley kab_g_amphiantha_1002
March Lancaster County SC
Forty Acre Rock Heritage Preserve
)
Keith Bradley kab_g_amphiantha_1012
March Lancaster County SC
Forty Acre Rock Heritage Preserve
)
Keith Bradley kab_g_amphiantha_1021
March Lancaster County SC
Forty Acre Rock Heritage Preserve
)
Keith Bradley kab_g_amphiantha_3789
March Lancaster County SC
Forty Acre Rock Heritage Preserve
)
Keith Bradley kab_g_amphiantha_3797
March Lancaster County SC
Forty Acre Rock Heritage Preserve
)
Keith Bradley kab_g_amphiantha_3802
March Lancaster County SC
Forty Acre Rock Heritage Preserve
Floating leaves about 1/4" long, oval, paired; submerged leaves in a rosette, per Field Guide to the Rare Plants of Georgia.
)
Keith Bradley kab_g_amphiantha_3850
March Lancaster County SC
Forty Acre Rock Heritage Preserve
)
Keith Bradley kab_g_amphiantha_3856
March Lancaster County SC
Forty Acre Rock Heritage Preserve
)
Will Stuart wil_4467700521_36e2a3bca9
March Lancaster County SC
Forty Acre Rock Heritage Preserve
Flowers less than 1/4" long, with a short tube and 5 spreading lobes, per Field Guide to the Rare Plants of Georgia.
COMPARE
aquatic plants
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Will Stuart wil_6969633183_0ee62273f3
March Lancaster County SC
Forty Acre Rock Heritage Preserve
)
Will Stuart wil_8464945135_11688758bb
March Lancaster County SC
Forty Acre Rock Heritage Preserve
May resemble Callitriche, but floating leaves in pairs rather than a whorl, per Weakley's Flora (2020).
WEAKLEY'S FLORA (10/20/20):
Gratiola amphiantha
FAMILY
Plantaginaceae
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Amphianthus pusillus
FAMILY
Scrophulariaceae
SYNONYMOUS WITH
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 166-04-001:
Amphianthus pusillus
FAMILY
Scrophulariaceae
SYNONYMOUS WITH
Manual of the Grasses of the US (Hitchcock & Chase, 1950)
Amphianthus pusillus
2380
Submersed aquatic that also has floating leaves (rooted); Forb
Annual
Native to South Carolina & Georgia
Rare
Habitat: Vernal pools on granitic flatrocks, per Weakley's Flora
NEW! Click here to see a map from Weakley's Flora of the Southeastern US showing range and abundance.
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 (submerged) & opposite (floating)
FLOWER:
Spring
White or pale lavender
Bisexual
Slightly bilaterally symmetrical
5-parted calyx
2-lipped corolla with 5 spreading lobes
2 included stamens
Superior ovary
FRUIT:
Spring
Capsule
TO LEARN MORE about this plant, look it up in a good book!
- Guide to the Wildflowers of SC p170
- Guide to the Plants of Granite Outcrops p05
- Field Guide to the Rare Plants of Georgia p043
- Wildflowers of the Atlantic Southeast p077
- Wildflowers of the Eastern United States p090
- Wildflowers & Plant Communities of the Southern Appalachian Mountains and Piedmont p380