54 SEDACEAE. 



1. 0. gynandra L. Stems 5-10 dm. tall: leaflets 2-6 cm. long; blades oval to 

 obovate, serrulate : bracts suborbicular, oval, or broadly obovate : sepals lanceo- 

 late, 4-5 mm. long: petals 5-10 cm. long; blades suborbicular: capsules 4-6 

 cm. long. [Pedicellaria pentaphylla (L.) Schrank.] Cultivated grounds and 

 waste places, Key West. (Ber., Bah., Cuba, Ant,) 



2. CAPPABIS [Tourn.] L. Shrubs, trees, or vines. Leaf -blades simple, 

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

 Receptacle unappendaged. Stamens numerous: anthers oblong to linear. 

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

 CAPER-TREE. 



Foliage glabrous : leaf-blades reticulate : sepals imbricate : capsules glabrous. 



1. 0. cynophallophora. 

 Foliage scaly : leaf-blades not reticulate : sepals valvate : 



capsules scaly. 2. C. jamaicensis. 



1. C. cynophallophora L. A shrub or a small tree: leaf -blades oblong to 

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

 wide: fruit-body mostly 10-20 cm. long. Coastal sand-dunes and shores of 

 bays, and hammocks, U. keys, L. keys. [E. K.] (Bah., Cuba, Ant.) BAY- 

 LEAVED CAPER-TREE. 



2. C. jamaicensis Jacq. A 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. Coastal sand-dunes and 

 hammocks, U. keys, L. keys. [E. K.] (Bah., Cuba, Ant.) JAMAICA CAPER- 

 TREE. 



Order ROSALES. 



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 (actinomorphic). 



Succulent plants. Fam. 1. SEDACEAE. 



Woody plants or wiry-stemmed herbs. 



Leaf-blades simple : fruit a drupe. Fam. 2. AMTGDALACEAE. 



Leaf -blades compound : fruit a legume. Fam. 3. MIMOSACEAE. 



Flowers irregular (zygomorphic). 



Upper petals enclosed by the lateral ones in the bud. Fam. 4. CASSIACEAE. 

 Upper petal enclosing the lateral ones in the'bud. Fam. 5. FABACEAE. 



FAMILY 1. SEDACEAE. ORPINE FAMILY. 



Herbs, usually succulent, or partially woody plants. Leaves alter- 

 nate, opposite, or whorled : blades thick, flat to terete. Flowers perfect or 

 dioecious, cymose. Calyx of usually 4-6 persistent sepals. Corolla of as 

 many petals as sepals, or wanting. Androecium of as many stamens as 

 sepals or twice as many. Gynoecium of as many distinct or partially 

 united carpels as there are sepals, or fewer. Fruit follicular. 



1. BE-YOPHYLLUM Salisb. Perennial coarse herbs. Leaf -blades simple 

 or pinnately compound. Flowers perfect, borne in simple or compound 

 cymes. Calyx 4-lobed. Corolla exserted, 4-lobed. Follicles 4. 



1. B. pinnatum (Lam.) S. Kurz. Plants 4-15 dm. tall, often glaucous: 

 leaves 1-3 dm. long; blades of the leaflets oblong to elliptic, crenate: panicles 



