DEVELOPMENT AND DISTRIBUTION OF LEGUMINOSZ. 347 
No. 2 Series has two sub-series, one occurring in 
Tropical and Sub-tropical America, Africa and 
Asia; the other occurring in Tropical and Sub- 
tropical America, Africa and the Mascarenes. 
CALLIANDRA.—100 species in five sections. 
Macrophylle.—20 species, Tropical America, India. 
Lactivirentes._12 species, America, West Indies (C. 
portoricensis). 
Pedicellate —4 species, Brazil. 
Nitidze.—About 60 species, one subsection, America; 
one subsection, Ceylon and Madagascar. 
Racemosee.—9 species, Central America. 
PIPTADENTIA.—Three sections. 
Eupiptadenia.—30 species, Brazil, Africa, Asia, Mada- 
gascar. 
Pityrocarpa.—5s0 species, Tropical America. 
Niopa.—9 species, four in Tropical America. 
PARKIA.—19 species in two sections. 
Euparkia—6 species, Tropical Asia, 3 Tropical Africa, 
3 species Brazil. 
Paryphosphera —7 species, Tropical America. 
CASSIA.—400 species in 3 subgenera, Fistula, Senna, 
Lasiorhegma. 
Fistula.—20 species, Cosmopolitan Tropics. 
Senna.— 
No. 1 Section.—2 species, Tropical Africa, 40 species 
American Tropics. 
No. 2 Section.—15 species America; 1 of these in 
Asia and Australia. 
No. 3 Section. + 70 species, majority in Tropical 
America. Well represented in Australia and 
Africa. 
