76 NYMPHAEACEAE. 



Calyx of 3 petaloid sepals, or rarely more. Corolla of 5 imbricate petals 

 as large as the sepals or larger, or more. Androeoium of many stamens. 

 or rarely of few. Gynoecium of several or many distinct cm-pels. Fruit 

 a cone of accrescent carpels which become baccate or follicuhr. 



1. MAGNOLIA L. Shrubs or trees. Leaves deciduous or persistent: 

 blades entire or auricled at the base. Flowers perfect, white. Sepals and 

 petals about equal in size. Fruit an echinate cone. 



1. M. virginiana L. Shrub, or tree becoming 25 m. tall, the twigs silky: 

 leaf -blades oblong, elliptic, or oval, 5-15 cm. long: flowers white, globose- 

 campanulate, 3-8 cm. wide: petals elliptic, oblong, oval or obovate: fruit oval 

 or ovoid, 3-5 cm. long. Everglades. SWEET-BAY. LAUREL-MAGNOLIA. 



FAMILY 4. NYMPHAEACEAE. WATER-LILY FAMILY. 



Aquatic acaulescent plants with rootstocks. Leaves with erect or 

 floating blades. Flower terminating a long scape. Calyx of 4 or 5 sepals. 

 Corolla of numerous petals, passing into the androecium. Androecium of 

 numerous stamens. Gynoecium of several united carpels. Fmit a leathery 

 berry. 



Petals small, filament-like : stamens hypogynous. 1. NYUPHABA. 



Petals as large as the sepals : stamens eplgynous. 2. CASTALIA. 



1. NYMPHAEA [Tourn.] L. Plants with erect leaves (ours) and yellow 

 flowers. Leaf-blades peltate, with a deep sinus at the ba>e. Sepals 5 or 6, con- 

 cave, converging. Petals 10-20, erect, somewhat resembling the filaments. 

 Stamens consisting of 2 narrow anther-sacs on the face of a flat filament. 

 Stigmas united into a disk with stigmatic-lines. 



1. N. advena Soland. Leaves (emersed) with long petioles; blades oval or 

 ovate, 1-4 dm. long, leathery: flowers erect on stout scapes, depressed- 

 globose: sepals obovate: petals obsolete, yellow: berry ovoid, 3-4 cm. long. 

 Everglades. (Cuba.) SPLATTER-DOCK. YELLOW POND-LILY. BONNETS. 



2. CASTALIA Salisb. Plants with floating leaves and white, pink, blue, 

 or yellow flowers. Leaf-blades peltate and cleft at the base. Sepals nn.Mh 

 4, spreading. Petals numerous, spreading, the outer ones about as large M 

 the sepals. Stamens consisting of narrow anthers terminating slender fila- 

 ments. Stigmas distinct, converging. 



1. O. odorata (Dryand.) Woodr. & Wood. Leaf-blades suborbieular, mostly 

 1-1.5 dm. wide, entire, dark-green above, usually dull purple l-cm-atli: (lowers 

 floating: sepals oblong-ovate to ovate-lanceolate: petals 24-32, the outer ones 

 oblong-ovate to narrowly oblong, the inner ones oblong- oblanceolatc. all white 

 varying to pink: gynoecium 13-25- carpel lary: capsules globular or slightly 

 depressed. Everglades. WATEB-LILY. POND- LILT. 



Order PAPAVERALES. 



Herbs, shrubs, trees, or vines. Lenves with entire, toothed, dissected, 

 or compound blades. Flowers perfect. Calyx of distinct or nearly distinct 

 sepals. Corolla of distinct or nearly distinct petals, or wnntinir. Androe- 

 cium of few or many hypogynous stamens. Androecium of 2-severaI 

 united carpels. Ovary superior, sessile or stipitate. Fruit cnpsular or 

 baccate. 



