64 
496 . 
497 . 
498 . 
499 . 
500 . 
501 . 
502 . 
503 . 
504 . 
505 . 
506 . 
507 . 
508 . 
509 . 
510 . 
511 . 
IOWA ACADEMY OF SCIENCE 
FILIPENDULA (Tourn) Hill. 
Filip endula rubra (Hill) Rob. Queen-of-the-Prairie. Very 
rare in meadows; Cedar Township. 
GEUM L. 
Geum canadensis Jacq. White Ayens. Abundant in rich woods. 
Geum virginianum L. Rough Avens. Not uncommon in 
meadows. 
Geum striatum Ait. Yellow Avens. Rather scarce in woods and 
thickets. 
RUBUS (Tourn) L. 
Bubus idaeus L. Yar. aculeaiissimus (C. A. Mey) R. & T. Wild 
Red Raspberry. Common. 
Bubus occidentals L. Wild Black Raspberry. Common in 
thickets. 
AGRIMONIA (Tourn) L. 
Agrimonia gryposepala Wallr. Tall Hairy Agrimony. Scarce in 
low woods. 
Agrimonia striata Michx. Woodland Agrimony. Not uncommon 
in woods and thickets. 
Agrimonia mollis (T. & G.) Robins. Soft Agrimony. Rather 
scarce in woods and thickets. 
ROSA (Tourn) L. 
Bosa blanda Ait. Smooth Wild Rose. Not rare in dry or rocky 
soils. 
Bosa pratincola Greene. Thorny Wild Rose. Rather plenty. 
Bosa woodsii Hindi. Low Wild Rose. Not rare in clay soils. 
PRUNUS (Tourn)* L. 
Prunus serotina (L.) Reich. Wild Black Cherry. Not uncommon 
in woods. 
Prunus virginiana L. Choke Cherry. Very common in dry 
wooded places. 
Prunus pennsylvanica L. f. Wild Red Cherry or Bird Cherry. 
Rather scarce. 
Prunus americana Marsh. Wild Plum. Common in woods and 
thickets. 
