Top native Ruellieae
19 species, native to the US, ranked by caterpillars, then bees and other hosts, food, flowers and shelter.
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Carolina Ruellia
Ruellia caroliniensis
caterpillars
7
food
1
flowers
10
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Ciliate Ruellia
Ruellia ciliosa
caterpillars
6
flowers
16
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Common Wild Petunia
Ruellia nudiflora
caterpillars
5
flowers
4
-
Metz's Ruellia
Ruellia metziae
caterpillars
5
flowers
4
-
Western Ruellia
Ruellia occidentalis
caterpillars
5
flowers
3
-
Yucatán Ruellia
Ruellia yucatana
caterpillars
5
flowers
3
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Smooth Ruellia
Ruellia strepens
caterpillars
4
food
1
flowers
11
-
Hairy Ruellia
Ruellia humilis
caterpillars
4
flowers
11
-
Drummond's Ruellia
Ruellia drummondiana
caterpillars
4
flowers
3
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Parry's Ruellia
Ruellia parryi
caterpillars
3
flowers
3
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Corzo's Ruellia
Ruellia corzoi
caterpillars
3
flowers
2
-
Stalked Ruellia
Ruellia pedunculata
caterpillars
2
flowers
3
-
Pursh's Ruellia
Ruellia purshiana
caterpillars
1
flowers
3
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Oblongleaf Snakeherb
Dyschoriste oblongifolia
flowers
1
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Gulf Swampweed
Hygrophila lacustris
-
Pineland Twinflower
Dyschoriste angusta
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Swamp Twinflower
Dyschoriste humistrata
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Hygrophila costata
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Ruellia drushelii