DROSERACEAE. 79 



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



1. O. 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-cuiieate, 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 

 Bay Biscayne. — F. 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. — F. K. (Bah., Cuba, Ant.), — Jamaica caper-tree. 



Order SARRACENIALES. 



Insectivorous, usually scapose herbs, with viscid-fluid secreting tissues. 

 Leaves alternate, various, filiform, or w^th dilated, sometimes sensitive, 

 blades, or hollow. Flowers usually perfect and regular. Calyx of dis- 

 tinct sepals. Corolla of distinct petals. Androecium of few or many 

 stamens. Gynoeeium of 2-5 nnited carpels. Ovary 1-celled, with 3-5 

 parietal or basal placentae, or 3-5-celIed. Fruit capsular. Endosperm 

 fleshy. 



Family 1. DROSERACEAE. Sundew FA:MiLy. 



Annual, biennial, or perennial glandular-pubescent herbs. Leaves 

 circinate in the bud, merely filiform, or with broad blades. Flowers spicate 

 or racemose. Calyx of 4—8 persistent sepals. Corolla of 4^8 petals. 

 Androecium of 4-8, usually 5, distinct stamens. Capsule loculicidally 

 3-5-valved. 



1. DROSERA L. Biennial or perennial (ours) scapose herbs. Leaves 

 clustered. Scape nodding at the apex. 



1. D. capillaris Poir. Plants 5-40 cm. tall: leaves 3-S cm. long; blades 

 broadly spatulate, with long, ultimately glabrous, petioles: sepals becoming 

 about 3 mm. long: corolla pink, 7-9 mm. wide: capsules about equalling the 

 sepals: seeds oval, scarcely 0.5 mm. long. — Everglades. — Sundew. 



Order ROSALES. 



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

 simple or comjiound 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. Gynoeeium of 1-several 

 distinct or united carpels. Fniit 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. Amygdalaceae. 



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. 



