Y fls. monoecious Euphorbiaceae E. prostrata YY fls. perfect ...... Nyctaginaceae Boerhaavia (69) GG. Plants upright, stipules present T— leaves non-linear H. Flowers congested on in- florescence, many bracts ...... Amaranthaceae 2. (Achyranthes) (70)) leaves Amaranthus (71-73) alternate leaves HH. Inflorescence a spike Verbenaceae 38 Stachytarpheta (74-76) TT— leaves linear carnophyllaceae fleshy Spergularia DDD. Lvs. thin in two rows along stem, stipulate ...... Urticaceae 37 Pilea (77) Shrubs or small BB. Plants woody trees or shrubs ............... I. I. Plants shrubs ............................ J. J. Leaves broad and thin .................. K. K. Stipulate, short petioled evergreen leaves 8 in. or more in length Rubiaceae Morinda (78) 32 KK. Estipulate, lvs. deciduous 2 in. long, prickly bush Verbenaceae 38 Lantana camara (79) JJ. Leaves narrow and thick Lythraceae 22. Pemphis (80) II. Plants trees ....................... K. K. Stipules present ................. Rubiaceae Morinda (78) KK. Estipulate ...................... L. M— leaves in pairs, opposite L. Leaf shiny, leathery; bark rough and gray ........... 3 to 8 in. long .... Guttiferae Calophyllum (81) 16. LL. Leaf 4 to 11 in. long, fruits sticky exudate ............ Nyctaginaceae Pisonia (82) MN— leaves in pairs, three or fours leaf to 6 in. long, oval, short pointed, leathery Apocynaceae 3. Ochroa