Artificial key to the weed seeds found in commercial seeds in Illinois and adjoining states . Plate n. Plate HIRow l. Erigeron 2. Cichorium 3. Ambrosia art ami si if o iia • Plate 17 Bow 1. Silene antirrhina. Ro- ?. Stellaria media. Row 3. Anthemis Cotula. Row 4. Lactuca gcariola. Row 5. Salsoli Kali. Row 6. Cir3ium lanceolatum. Plate HI

---

Size: 1885px × 1326px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., bookcentury1900, bookdecade1910, booksubjecttheses, booksubjectwe