genus
Stoneseeds, Puccoons, and Gromwells
Lithospermum
Field notes
Lithospermum is a genus of plants belonging to the family Boraginaceae. The genus is distributed nearly worldwide, but most are native to the Americas and the center of diversity is in the southwestern United States and Mexico. Species are known generally as gromwells or stoneseeds.
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- Narrowleaf Puccoon native
- Hoary Puccoon native
- Western Stoneseed native
- Hairy Puccoon native
- Common Gromwell introduced
- Soft-hair Marbleseed native
- Western False Gromwell native
- Manyflowered Gromwell native
- American Gromwell native
- Tuberous Stoneseed native
- False Gromwell native
- Heller's Marbleseed native
- Rough Stoneseed native
- Smooththroat Stoneseed present
- California Stoneseed native
- Giant-trumpets native
- Virginia Marbleseed native
- San Antonio Stoneseed native
- Tennessee Marbleseed native
- Deceptive Marbleseed native
- Smooth Marbleseed
- Green Stoneseed native
- Purple Gromwell
- Lithospermum calycosum
Range
Greener is more native, amber more introduced; paler is less certain. How this was decided
Key traits
- Layer
- Herbaceous plants
- Plant type
- Annual Perennial Wildflower
From USDA PLANTS.
Top native stoneseeds, puccoons, and gromwells All
Native to the US, ranked by caterpillars, then bees and other hosts, food, flowers and shelter.
-
Narrowleaf Puccoon
Lithospermum incisum
caterpillars
2
food
3
flowers
11
-
Western Stoneseed
Lithospermum ruderale
caterpillars
2
food
2
flowers
34
-
Hairy Puccoon
Lithospermum caroliniense
caterpillars
2
food
2
flowers
22
-
Virginia Marbleseed
Lithospermum virginianum
caterpillars
2
food
1
flowers
6
-
False Gromwell
Lithospermum parviflorum
caterpillars
1
food
2
flowers
12
-
Western False Gromwell
Lithospermum occidentale
caterpillars
1
food
2
flowers
11
-
American Gromwell
Lithospermum latifolium
caterpillars
1
food
2
flowers
11
-
Manyflowered Gromwell
Lithospermum multiflorum
caterpillars
1
food
2
flowers
7
-
Tennessee Marbleseed
Lithospermum molle
caterpillars
1
food
1
flowers
9
-
Soft-hair Marbleseed
Lithospermum bejariense
caterpillars
1
food
1
flowers
7
-
Heller's Marbleseed
Lithospermum helleri
caterpillars
1
food
1
flowers
4
-
Rough Stoneseed
Lithospermum matamorense
caterpillars
1
food
1
flowers
4
-
San Antonio Stoneseed
Lithospermum mirabile
caterpillars
1
food
1
flowers
4
-
Giant-trumpets
Lithospermum thurberi
caterpillars
1
food
1
flowers
3
-
Green Stoneseed
Lithospermum viride
caterpillars
1
food
1
flowers
2