genus
St. John's-worts
Hypericum
Field notes
Children 24 of 26
- Hypericum Sect. Myriandra 28 native
- Trigynobrathys 11 native
- Graveolentia 4 native
- Hypericum Sect. Elodea 4 native
- Section Brathys 2 native
- Hypericum Sect. Hypericum 1 native
- Saint John's Worts 1 native
- Concinna 1 native
- Triadenioides
- Saint John's Worts
- Oligostema
- Saint John's Worts
- Saint John's Worts
- Saint John's Worts
- Saint John's Worts
- Humifusoideum
- Hypericum Sect. Ascyreia
- Hypericum Sect. Adenosepalum
- Sampsonia
- Saint John's Worts
- Saint John's Worts
- Taeniocarpium
- Campylopus
- Saint John's Worts
Range
Greener is more native, amber more introduced; paler is less certain. How this was decided
Key traits
From USDA PLANTS.
Top native st. john's-worts All
Native to the US, ranked by caterpillars, then bees and other hosts, food, flowers and shelter.
-
Roundfruit St. John's-wort
Hypericum sphaerocarpum
caterpillars
9
food
2
flowers
28
-
Pale St. John's-wort
Hypericum ellipticum
caterpillars
8
food
2
flowers
28
-
Large Canadian St. John's-wort
Hypericum majus
caterpillars
7
food
4
flowers
38
-
Scouler's St. John's Wort
Hypericum scouleri
caterpillars
7
food
2
flowers
24
-
Shrubby St. John's-wort
Hypericum prolificum
caterpillars
6
food
4
flowers
51
-
Spotted St. John's Wort
Hypericum punctatum
caterpillars
6
food
3
flowers
46
-
Bog St. John's-wort
Hypericum anagalloides
caterpillars
6
food
2
flowers
19
-
Greater Marsh St. John's-wort
Hypericum walteri
caterpillars
5
hosts
1
food
3
flowers
23
-
Great St. John's Wort
Hypericum ascyron
caterpillars
5
food
3
flowers
46
-
Virginia Marsh St. John's-wort
Hypericum virginicum
caterpillars
5
food
3
flowers
45
-
Dwarf St. John's Wort
Hypericum mutilum
caterpillars
5
food
3
flowers
37
-
Canada St. John's Wort
Hypericum canadense
caterpillars
5
food
3
flowers
35
-
Fraser's Marsh St. John's-wort
Hypericum fraseri
caterpillars
5
food
3
flowers
31
-
St. Andrew's Cross
Hypericum hypericoides
caterpillars
5
food
3
flowers
30
-
Pineweed
Hypericum gentianoides
caterpillars
5
food
3
flowers
29