194 



THE FLORA. 



10. OAS'SIA. Senna. 



Sepals 5, scarcely united at base, nearly equal. Petals 5, unequal, but 

 not papilionaqeous. Stamens 10, distinct, 3 upper anthers often sterile, 3 

 lower ones beaked. Legume long, many-seeded. — Leaves simply and 

 abruptly pinnate, mostly witb a gland on the petiole. Flowers yellow. 

 July, Aug. 



If Racemes axillary. 3 of the anthers imperfect, 7 of them perfect 1, 8 



IT E acenies above the axils. Anthers all perfect. Stem l-2f high 4, 5 



1 0. oblusifo'lia. Blunt S. Leaflets 4-6, obtuse. Stem l-8f. high. S. 



2 C. occideuta'lis. Western, S. Leaflets 6-12, acute. Stem 4-6f. high. S. 



8 0. Marilan'dioa. American S. Leaflets 12-18, mucronate. Stems 5f. high. 



i C. Ohamsecris'ta. Sensitive Fea. Anthers 10, unlike. Ms. large. Lfts. 16-24. 

 5 O. nio'titans. Sensitive S. Anthers 5, alike. Fls. small. Leaflets 12-30. 



Order XL VII. ROSACEJE. Roseworts. 



Trees, shrubs, or lierls witb stipules mostly, and alternate leaves; with 

 flowers regular, commonly sbowy, pei-feot, and polyandrous ; witb 

 5 sepals united at base, often supported by as many iraetlets outside ; 

 5 petals (rarely 0), wbicb are perigynous as well as the stamens ; 

 1-00 pistils, wbicb are distinct, or sometimes united and adhering to the 

 calyx tube ; fruit various ; seeds with no albumen. 



