Home
Vertebrates
All
Amphibians
Birds
Fish
Mammals
Reptiles
Reptiles and Amphibians
Sharks and Rays
Insects
All
Ants
Beetles
Bees
Butterflies
Cicadas
Damselflies
Dragonflies
Dragonflies and Damselflies
Fleas
Flies (Diptera)
Grasshoppers and Crickets
Hornets and Wasps
Katydids
Mosquitoes
Micro Moths
Moths
Planthoppers
Robber Flies
Sawflies, Horntails, Wood Wasps
Scale Insects
Stoneflies
Tiger Beetles
Treehoppers
True Bugs (Hemiptera)
Other Invertebrates
Amphipods
Bivalves - Freshwater
Bivalves - Saltwater
Crabs, Lobsters, and Shrimp
Crayfish
Earthworms
Gastropods
Harvestmen
Isopods
Jellyfish
Nematodes
Proturans
Sea Urchins
Spiders
Springtails
Ticks
Plants
Browse by family
Aster Family
Bryophytes
Carnivorous Plants
Clubmosses, Quillworts, Spikemosses
Ferns
Grasses
Iris Family
Milkweed Family
Mosses
Orchids
Pea Family
Rose Family
Sedges and Rushes
Fungi/Other
Algae - Freshwater
Algae - Marine Macroalgae
Algae - Marine Microalgae
Fungi - All
Fungi - Browse by family
Fungi - Ascomycota
Fungi - Basidiomycota
Lichens
Slime Molds
Explore
Bibliography
Maryland Quad Map
Maryland Quad Heat Map
Top 100 Contributors by Species
Top 100 Contributors by Species (2020)
Top 100 Contributors by Records
New Stuff Report (this month)
MBP Brochure
Partnerships
Editors
Photographers
Other Contributors
Get Involved
FAQs
About Records
Dedication
Links
MBP on Facebook
MBP on Twitter
MBP on Instagram
Share photos on Flickr
Share audio on SoundCloud
MBP at Amazon Smile
MD Biodiversity Google Group
Maryland Plant Atlas
MD/DCRC Abridged Database
Stewart and Robbins (1958)
eBird
Sites
Andelot Farm
Chino Farms
Fort Smallwood Park
Horn Point Laboratory
Howard County Conservancy
Jemicy School
Rocky Gap State Park
Weinberg Park
Maryland Checklist - Genus: Bartonia - all-time (Total: 2)
Filter by tag...
Show All
Adventive
\n
Coastal Plain only
\n
Endangered (Federal)
\n
Endangered (MD)
\n
Excluded
\n
Exotic
\n
Extinct
\n
Extirpated
\n
Extralimital
\n
G1 (Highly globally rare)
\n
G2 (Globally rare)
\n
G3 (Globally rare/local)
\n
Garrett only
\n
GH (No known extant occurrences)
\n
GU (Global status uncertain)
\n
Hybrid
\n
In need of conservation
\n
Invasive
\n
Nativity Uncertain
\n
Non-native
\n
Reviewable (MD/DCRC)
\n
S1 (Highly state rare)
\n
S1B (Highly state rare breeder)
\n
S1S2 (Highly state rare)
\n
S2 (State rare)
\n
S2S3 (State rare)
\n
S3 (Watch list)
\n
S3S4
\n
S4SE
\n
SH (Historical)
\n
Status Uncertain
\n
Threatened (Federal)
\n
Threatened (MD)
\n
Vulnerable
\n
Waif
\n
Western MD only
\n
Worcester only
\n
Photos
Common Name
Genus
Species
Category
Family
Order
Class
Kingdom
1
Twining Screwstem
Bartonia
paniculata
ssp.
paniculata
Gentian Family
Gentianaceae
Gentianales
Magnoliopsida
Plantae
2
Yellow Screwstem
Bartonia
virginica
Gentian Family
Gentianaceae
Gentianales
Magnoliopsida
Plantae
View Hidden Taxa
View Bibliography
