194 THE FLORA. 
10. CAS’SIA. Senna. 
Sepals 5, scarcely united at base, nearly equal. Petals 5, unequal, but 
not papilionaceous. Stamens 10, distinct, 8 upper anthers often sterile, 3 
lower ones beaked. Legume long, many-seeded.—Leaves simply and 
abruptly pinnate, mostly with a gland on the petiole. Flowers yellow. 
July, Aug. 
J Racemes axillary. 8 of the anthers imperfect, 7 of them perfect....1, 3 
{ Racemes above the axils. Anthers al] perfect. Stem 1-2f high....4,5 
1 ©. obtusifo’lia. Blunt S. Leaflets 4-6, obtuse. Stem 1-8f. high. S. 
2 ©, occidenta’lis, Western S. Leafiets 6-12, acute. Stem 4-6f. high. S. 
8 C. Marilan’dica, dmerican S. Leaflets 12-18, mucronate. Stems df. high. 
4 C. Chamecris’ta. Sensitive Pea. Anthers 10, unlike. Fils. large. Lfts. 16-24, 
5 OC. nic’titans. Sensitive S. Anthers 5, alike. Fils, small. Leaflets 12-80. 
Orpver XLVII. ROSACEA. Roseworts. 
Trees, shrubs, or herbs with stipules mostly, and alternate leaves ; with 
Jlowers regular, commonly showy, perfect, and polyandrous; with 
5 sepals united at base, often supported by as many bractlets outside ; 
5 petals (rarely 0), which are perigynous as well as the stamens ; 
1-o pistils, which are distinct, or sometimes united and adhering to the 
calyx tube; fruit various; seeds with no albumen. 
