Flora of the Southeastern United States
2022 Edition

Colors

Data mode

Key to Papaver

1 Upper cauline leaves clasping the stem; [section Papaver]
1 Upper cauline leaves not clasping the stem.
..2 Flowers > 10 cm across; perennial; [section Macrantha]
..2 Flowers < 10 cm across; annual; [section Rhoeadium].
....3 Capsule 2-3× as long as broad; stigmatic lobes 5-9
....3 Capsule 1-1.5× as long as broad; stigmatic lobes 8-15