ROSACE,*:. 101 



1. A. Eupatoria Linn.: hairy; leaves interruptedly pinnate; leafets ob- 

 long-ovate, crenate-dentate, the terminal one petioled; spike virgate, many- 

 flowered, terminal, long and slender ; tube of the calyx bell-shaped, with 

 spreading bristles near the middle ; petals twice as long as the calyx ; fruit 

 distant, turbinate, hispid, smooth at base. 



Woods and hedges. Can. to Geor. W. to Miss. July. Tj.. Stem 2 feet 

 high. Flowers yellow, in a long terminal spike or raceme. 



Common Agrimony. 



2. A. parviflora Ait : hirsute with brownish hairs ; leaves interruptedly 

 pinnate ; leafets numerous, linear-lanceolate, incisely serrate ; spike virgate ; 

 flowers on very short pedicels ; petals scarcely longer than the calyx ; fruit 

 roundish, divaricately hispid. A Eupatoria var. parviflora Hook. 



Woods. N. J. to Geor. W. to Ken. July, Aug. %. Stem 45 feet high. 

 Flowers numerous, in virgate racemes. Petals small, pale yellow. 



Small-flowered Agrimony. 



12. ROSA. Linn. Rose. 

 (From the Celtic rhos ; signifying red.) 



Calyx urceolate, fleshy, contracted at the orifice, terminating 

 in 5 segments. Petals 5. Stamens many. Carpels many, 

 long, hispid, included in and fixed to the fleshy tube of the 

 calyx. 



* Styles cohering in a column. 



1. R. setigera Mich. : stem ascending ; branches glabrous ; prickles few, 

 falcate ; leaves ternate, ovate-lanceolate, serrate, pubescent beneath ; stip- 

 ules narrow, entire ; peduncles and calyx hispid ; flowers corymbose ; lobes 

 of the calyx ovate, short, simple ; styles cohering in a tomentose club- 

 shaped column, as long as the stamens ; fruit pisiform. JR. rubifolia R. 

 Broicn. 



Shores of the Western lakes. W. to Miss. July. T^ . Flowers very numer- 

 ous, changing from white to different shades of red, sometimes in a large co- 

 rymb. When cultivated, it may be trained to a great extent. 



Michigan Rose. 



** Styles free. 



2. R. lucida Ehrh. : prickles straight or slightly recurved ; leafets 5 9, 

 lanceolate-elliptic, coriaceous, sharply serrate, shining above ; stipules di- 

 lated, large, smooth, serrulate ; peduncles somewhat hispid ; segments of 

 the calyx entire, appendaged, spreading but not deflexed ; flowers mostly 

 in pairs ; fruit globose-depressed, hispid or smooth. R. parviflora Ehrh. 

 R. Caroliniana Mich. R. nitida and R. parviflora Beck Bat. 1st Ed. 



Borders of swarnps. Can. to Geor. W. to Ark. June, July. J? Stem 1 3 

 or 4 feet high. Flowers rather large, pale red. Petals obcordate or emargi- 

 nate. Fruit small, red, mostly smooth when mature. A very variable species. 



Dwarf Wild Rose. 



3. R. Carolina Linn. : prickles recurved, often wanting ; leafets 5 9, 

 coriaceous, lanceolate or obovate, serrulate, approximate, glaucous beneath ; 

 stipules long, with an involute margin ; flowers mostly in corymbs, rarely 

 solitary ; lobes of the. calyx very long, appendaged, spreading ; fruit de- 



