22 CAPPAEIDACEAE. 



1. CAPPABJS [Tourn.] L. Shrubs, trees, or vines. Leaf-blades simple, 

 entire. Sepals 4 or 5, often spreading or reflexed. Petals 4 or 5, sessile. 

 Eeceptacle unappendaged. Stamens numerous: anthers oblong to linear. 

 Ovary long-stipitate : style wanting. Capsules sometimes baccate, often 

 torulose. Spr. CAPER-TREE. 



Leaves glabrous ; blades reticulate : sepals imbricate : capsule glabrous. 



1. O. cynophallophora. 

 Leaves scaly ; blades not reticulate : sepals valvate : capsule 



scaly. 2. O. jamaicensis. 



1. C. cynophallophora L. Shrub or small tree: leaf -blades oblong to oblpng- 

 cuneate, mainly 5-8 cm. long: sepals suborbicular : corolla 5.5-7.5 cm. wide: 

 fruit-body mostly 10-20 cm. long. BAY-LEAVED CAPER-TREE. 



Coastal hammocks, lower pen. Pla., E. Keys, and F. Keys. (W. I.) 



2. C. jamaicensis Jacq. Shrub or small tree: leaf -blades elliptic, oblong, or 

 oval, mainly 4-10 cm. long: sepals lanceolate to ovate-lanceolate: corolla about 

 3 cm. wide: fruit-body mostly 20-30 cm. long. JAMAICA CAPER-TREE. 



Coastal hammocks, trop. and subtrop. pen. Fla. and the F. Keys. (W. I.) 



Order RO SALES. 



Herbs, shrubs, or trees, or rarely aquatic plants or vines. Leaves with 

 simple or compound blades. Flowers mostly perfect. Calyx and corolla 

 present and sometimes irregular, or the latter occasionally, or both rarely, 

 wanting. Androecium of few or many stamens. Gynoecium of 1-several 

 distinct or united carpels. Fruit various. 



Flowers regular or nearly so. 



Seeds with usually copious endosperm. 



Leaves opposite. Fam. 1. HYDKANGEACEAE. 



Leaves alternate. 



Capsule thin-walled, almost free from the 



hypanthium. 

 Stamens 5 : hypanthium flattish, not 



accrescent : leaves without stipules. Fam. 2. ITEACEAE. 



Stamens numerous : hypanthium hemi- 

 spheric, swollen in age : leaves with 



stipules. Fam. 4. ROSACEAE. 



Capsule woody or thick-walled, manifestly 



adnate to the hypanthium. Fam. 3. HAMAMELIDACEAE. 



'.Seeds without endosperm. 



Carpels several or numerous : fruit neither a 



drupe nor a legume. 

 Carpels distinct : fruit achenes, follicles or 



drupelets. 

 Sepals and petals, 5 or fewer : leaves 



alternate. Fam. 4. ROSACEAE. 



Sepals, and petals, numerous : leaves 



opposite. Fam. 5. CALYCANTHACEAE. 



Carpels united, enclosed by the hypanthium, 



and adnate to it : fruit a pome. Fam. 6. MALACEAE. 



Carpels solitary : fruit a drupe or a legume. 

 Leaf -blades simple : fruit a drupe : ovary 



2-ovuled. Fam. 7. AMYGDALACEAE. 



Leaf-blades 2-3-pinnate : fruit a legume : 



ovary several-ovuled. 



Petals valvate in the bud. Fam. 8. MIMOSACEAE. 



Petals imbricate in the bud. Fam. 9. CASSIACEAE. 



Flowers irregular. 



Upper petal enclosed by the lateral ones in the 



bud : corolla not papilionaceous. Fam. 9. CASSIACEAE. 



Upper petal enclosing the lateral ones in the bud : 



corolla papilionaceous. Fam. 10. FABACEAE. 



