ANALYSIS OP THE ORDERS 



141 



85. Fruit fleshy, compound. Juice (sap) milky. Artocarps 114 



85. Fruit-dry (except iu Myrioa, 121). Sap watery 36. 



86. Aments globular, racemed. Nutlets 2-ceUed. (Z^jMiaJamio?-.) Order 63 

 86. Aments globular, solitary. Nutlets 1-oelled. Syoanurres 117 



86. Aments cylindrical or oblong 87. 



87. Ovary 1-celled, 1-seeded. Fruit dry or fleshy. Galeworts. 121 

 37. Ovary 2-celled, 2-ovuled; 1-seeded. * Birchworts. Ija 



37. Ovary many-ovuled, many-seeded. * Willowworts. 122 



D. Orders op the Conoids.- 



Leaves simple. The fertile flowers in cones. Stems branched. 

 Leaves simple. The fertile floWers solitary. Stems branched. 

 Leaves pinnate. Stems not branched, palm-like. . 



PinewoHs. 127 

 Tevot. 128 

 129 



E. Orders of the Spadiciplor^. 



1. Trees or shrcfbs with palmately- cleft leaves all from one terminal bud, and 



a branching spadix arising from a spathe. Palms. 180 



1. Herbs with simple (rarely ternate) leaves. Spadix simple.... 2. 



2. Plants minute, floating loose on the water. Duchneats. 182 



2. Plants with stem and leaves rooting in the soil. . . .8. 



8. Spadix evident, in a sfathfe or on a scape. * Aroids. ISl 



8. Spadix obscure or spike-like. Stems leafy. . . A, 



4. Flowers with no perianth, densely packed. Cat-tails. 188 



4. Flowers with a perianth or not. In water. Naiads. 184 



F Orders of the FLORiDEiE. 



1. Flowers (not on a spadix) in a small, dense, mvolncrate head. . .17 



1. Flowers (not on a spadix) solitary, racemed, spioate, &o 2. 



2. Perianth tube adherent to the ovary 4. 



2. Perianth free from the ovary 8 



8. Petals and sepals differently colored (except m Medeola, 147; 



8. Petals and- sepals similarly colored 12, 



4. Flowers imperfect 5. 



4. Flowers perfect , . .6 



5. Low herbs, in water 



5. Woody climbers. 

 6. Stamens 1 or .2, growing to the pistil (gynandrous). 

 6. Stamen only 1, with half an anther. 

 6. Stamens 3 to 6, distinct 7. 



7. Perianth woolly or mealy outside. Ovary half-free. 



7. Perianth glabrous outside 8. 



Frogbits. 136 



ITamroois. 144 



* Orchids. 188 



Arrowworts. 139 



Blooaworts. 142 



