Plantago (plantains)
| .......... | lvs cauline |
| leafy-stemmed p. (1.psyllium) weed in wast places, esp. railroad tracks |
| ...... | BE | ..... | ..... |
| ..... | slender, linear or spade-shaped | broad lvs; ovate | oblanceolate to obovate |
| 2)bracts & sep glabrous | ..... | ..... | ..... |
| 3) stamens 4 | ..... | ..... | ..... |
| fl head longer | seaside p. (8.maritima) fleshy plant; salt marshes, beaches & caostal rocks; s to NJ | ..... | ..... |
| long fl head | ..... | ..... | common p. (2.major) lawns, roadsides, & waste places; Eurasian & prob part of N. Am., naturalized throughout red-stemmed p. (3.rugelii) lvs w/ little side bristles; lf stems reddish at base; lawns, gardens, roadsides & waste places; s to FL |
| 7) spike sparsely fld for most or all of its length, axis exposed | ..... | ..... | kingroot p. (4.cordata) semiaquatic in marshes & streams, esp. on calcareous substrate; midwest to NY to GA |
| 7) spike densely fld throughout; axis completely hidden | (6.media) occ. Eurasian weed in waste places | ..... | ..... |
| short, bushy fl head | ..... | English p. (7.lanceolata) Eurasian, now cosmopolitan weed in lawns & along roadsides | ..... |
| 3) stamens 2 | many-seeded p. (9.heterophylla) weed of fields &
waste places; se US, n to VA little p. (11.pusilla) dry sandy soil; MA to FL |
..... | ..... |
| 2) pubescent flower head second largest | bracted p. (14. aristata) not fleshy -- stiff bracts
protruding from fl cluster; disturbed habitats woolly p. (13. patagonica) bracts not as protruding; dry prairies & plains; occ. intro to Atlantic states
|
Virginia p. (12.virginica) spring ephemeral of dry or sandy soil, often weedy; MA to FL | ..... |