ROSACE 'A E. 511 



24. AGRIMONIA L * 



fcj .xdl erect herbs. Leaves alternate, petioled, odd-pinnate, with smaller 

 ;af-segments interposed between the larger ones, and conspicuous stipules, 

 dowers small, regular, perfect, yellow, in narrow racemes. Calyx-tube often 

 rooved, uncinate- bristly above, the 5 lobes connivent. Petals 5, small. Stamens 

 -15, slender. Carpels 2, included; style terminal; stigma 2-lobed ; ovules 

 endulous. Fruit dry, mostly reflexed ; achenes 1-2, oblong. Seed suspended, 

 :s testa membranous. [Ancient Latin name.] About 15 species, natives of the 

 firth temperate zone and the Andes of S. Am. Besides the following, another 

 ccurs in the Southern States. 



Lacemes and leaves beneath with loose spreading hairs or glabrous. 



Roots not tuberous; fruit large, turbinate, with numerous radiating bristles. 



1. A. hirsuta. 

 Roots tuberous; fruit very small, hemispheric, with few ascending or erect bristles. 



2. A. striata. 

 lacemes and leaves beneath closely and softly pubescent. 



Roots tuberous; stems pubescent; leaves not glandular-dotted beneath. 

 Small, often simple, with elongated terminal raceme; leaflets 3-5. 



3. A. putnila. 

 Larger, paniculate-branched ; leaflets 5-1 1. 4. A. mollis. 



Roots not tuberous; stems hirsute; leaves glandular-dotted beneath. 



Leaflets mostly 7-9; fruit large, the bristles connivent. 5. A. Brittoniana. 



Leaflets mostly n-17; fruit small, the bristles radiate. 6. A. parvijlora. 



i. Agrimonia hirsuta (Muhl.) Bicknell. Tall Hairy Agrimony. (I. F. f. 

 :q57. ) Tall, 3-18 dm. high, minutely glandular, villous. Leaflets thin, bright 

 jreen, mostly 7, spreading, elliptic to broadly oblong, or the odd one obovate, 

 .cute, base often subcordate. coarsely serrate, the margins and nerves beneath cili- 

 .te. the lower surface rarely pubescent; flowers 8-12 mm. broad, the buds ovoid, 

 .cute: fruit reflexed, 6 mm. long, short-turbinate. Woods and thickets, N. B. to 

 dinn., N. Car., Kans. and Cal. June- Aug. 



2. Agrimonia striata Michx. Woodland Agrimony. (I. F. f. 1958.) 

 dostly about 6 dm. high, minutely glandular; racemes filiform, loosely flowered, 

 leaflets thin, commonly 5. mostly oblong or obovate-oblong and obtuse, crenate or 

 lentate. scarcely ciliate; flowers 4-5 mm. broad, the buds subglobose, truncate or 

 learly so; fruit 4 mm. high or less, spreading or nodding, hemispheric, the furrows 

 hallow or obsolete. In dry woods. Conn, to Va., Kans. and Mo. July-Sept. 



3. Agrimonia pvimila Muhl. Small-fruited Agrimony. (I. F. f. 1959.) 

 small and slender, 3-6 dm. high, erect or assurgent, simple, or with a few branches 

 ibove. Stem villous with spreading hairs below, appressed -pubescent above; 

 eaves often crowded toward the base of the stem, frequently 3-foliolate; leaflets 

 mall, elliptic to obovate or cuneate. obtuse or acute at the apex, often pale beneath; 

 lowers small; fruit 4 mm. long or less, minutely glandular, hemispheric to turbi- 

 late; disk flat; bristles few, ascending or erect. In dry soil, Penn. and Md. to 

 r la., Ky. and La. Aug. 



4. Agrimonia mollis (T. & G.) Britton. Soft Agrimony. (I. F. f. i960.) 

 /"irgately branched. 4-18 dm. tall. Stem pubescent, or villous below, finely 

 mbescent above. Leaves thickish, dull green, veiny, pale and velvety-pubescent 

 >eiK-3th: leaflets narrowly oblong to obovate. obtuse or acutish at the apex, crenate 

 o dentate ; flowers 6-8 mm. broad, the buds subglobose, obtuse ; fruit 4 mm. long 

 »r more, oblong to broadly turbinate, the ascending slender bristles nearly in a 

 ingle row. Dry woods and thickets. Conn, to Mich.. N. Car. and Kans. July-Oct. 



5. Agrimonia Brittoniana Bicknell. Britton's Agrimony. (I. F. f/1961.) 

 lobust, 6-12 dm. tall, virgately branched. Stem hirsute-pubescent with short 

 preading brownish hairs, sub-appressed above ; leaflets elliptic to rhomboid-lance- 

 date, deeply and closely serrate, dull green, thickish. rugose, their margins finely 

 cabrous-ciliolate ; racemes long, erect or ascending ; flowers crowded, 6-10 mm. 

 vide; fruit 6-8 mm. long, long-turbinate. deeply grooved; bristles often purplish, 

 hort. crowded, inflexed and connivent over the sepals. Along thickets and road- 

 .ides. Ouebec to northern N. Y. and W. Va. Also in the Rocky Mts. June-Sept. 



* Text contributed by Mr. Eugene P. Bicknell. 



