Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Lamiids: Lamiales
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Glossostigma cleistanthum
FAMILY
Phrymaceae
Go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Read more about this tiny fast-growing aquatic plant at http://dnr.wi.gov/topic/Invasives/fact/Mudmat.html
Check out EDDMapS.org to see where this has been reported.
(?)
PLANTS NATIONAL DATABASE:
Glossostigma cleistanthum
FAMILY
Scrophulariaceae
SYNONYMOUS WITH Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Glossostigma cleistanthum
SYNONYMOUS WITH Flora of North America
Glossostigma cleistanthum
COMMON NAME:
Mudmat
NameThatPlant has no pictures at this time. You might try this link: Flora of the Southeastern United States
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Glossostigma cleistanthum
FAMILY
Phrymaceae
(?)
PLANTS NATIONAL DATABASE:
Glossostigma cleistanthum
FAMILY
Scrophulariaceae
SYNONYMOUS WITH
Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Glossostigma cleistanthum
SYNONYMOUS WITH
Flora of North America
Glossostigma cleistanthum
4188
Emergent aquatic that also has submerged leaves (rooted); Forb
Emergent plants grow as annuals; submerged plants are perennial
Habitat: Aquatic in oligotrophic lakes, reservoirs, and stormwater retention ponds, per Weakley's Flora
Non-native: Australia
CLICK HERE to see a map, notes, and images from Weakley's Flora of the Southeastern US.
This plant may be causing problems in natural areas outside its native range, according to authorities such as:
LEAVES:
Simple
Opposite
Margins entire
RHIZOMES? STOLONS?
Rhizomatous
FLOWER:
Summer/Fall
Submerged flowers cleistogamous; emergent flowers pinkish-white
Bilaterally symmetrical
4-5 merous
5-lobed calyx
2-lipped 5-lobed corolla
1-2 stamens
Superior ovary
FRUIT:
WinterFall
Capsule
TO LEARN MORE about this plant, look it up in a good book!
If a search such as "Carex leptalea var. leptalea" doesn't deliver the results you want, try "Carex leptalea".
Or, to minimize chances of a misspelling, try just "Carex le".
Less is more: If "pencil flower" doesn't deliver the results you want, try "pencil".