42 
IOWA ACADEMY OF SCIENCES 
Deymocallis. 
414. D. arguta (Pursh.) Rydb. Abundant in dry soil. 
Feagaria. 
415. F. virginiana grayana (Vilm.) Rydb. Ratber scarce. P. vir- 
giniana iUinoensis Gray.) 
416. F. americana (Porter) Britton. Quite abundant. (F. vesca 
americana Porter.) 
COMARUM. 
417. C. palustre L. Scarce in swamps. 
POTENTILLA. ; 
. 418. P. argentea L. Rare. Very rare in Iowa. 
419. P. monspeliensis L. Common. 
420. P. pentandra Engelm. Rather scarce. 
421. P. leucocarpo Rydb. Rare in damp soil. 
422. P. canadensis L. Plenty in dry woods. 
Geum. 
423. G. canadense Jacq. Abundant in rich woods. 
424. G. virginianum L. Rare in moist fields. 
425. G. strictum Ait. Scarce in moist fields. • 
Agrtmonia. 
426. A. hirsuta (Muhl.) Bicknell. Abundant in woods and thickets. 
(A. eupatoria hirsuta Muhl.) 
427. A,- mollis (T. & G.) Britton. Scarce in woods and thickets. {A. 
eupatoria mollis T. & G.) 
Rosa. 
428. B. setigera Michx. Some doubtful specimens, placed here until 
further investigation. 
429. R. hlanda Ait. Scarce in rocky soil. 
430. R. arlcansana Porter. Abundant on prairies and along streams. 
431. R. tcoodsii Lindl. Scarce on dry prairies. (R. fendleri Crepin). 
432. R. ruMginosa L. Scarce; escaped from gardens. 
pomaceae. 
Malus. 
433. M. ioensis (Wood.) Britton. Abundant. {Pyrus coronaria 
ioensis Wood. 
Amelanchier. 
434. A. canadensis (L.) Medic. Abundant. 
Crataegus. 
435. (7. crus-galli L. Scarce in w'oods. 
436. G. punctata Jacq. Abundant in woods. 
437. C. coccinea L. Scarce in woods. 
438. (7. macracantha Lodd. Scarce in woods. ((7. coccinea macra- 
cantha D.) 
439. (7. mollis (T. & G.) Scheele. Abundant in woods and thickets. 
440. (7. tomentosa L. Rare in woods. 
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