DROSERACEAE 491 



imbricated ; petals 1.5-2 cm. long: stamens numerous, 5-6 cm. long, naked : fruit linear, 

 10-20 cm. long, flat, knotty, short-pedicelled, 2-3 times longer than the stipe, glabrous. 



Along the coast, peninsular Florida and the Keys. 



2. Capparis Jainaic6nsis Jacq. A shrub or small tree, sometimes 7 m. tall, the 

 twigs, lower leaf-surfaces and inflorescence densely scaly. Leaf-blades elliptic, oblong or 

 oval, 4-10 cm. long, obtuse or notched at the apex, usually shining above, entire, acute at 

 the base ; petioles stout, 8-12 mm. long : flowers white, about 3 cm. broad, usually 2 at 

 the end of a flattened peduncle : sepals lanceolate to ovate-lanceolate, 8-10 mm. long, 

 acutish : petals about 1 cm. long : stamens 16-32 ; fllaments villous near the base : fruit 

 slender, 2-3 dm. long, on a stout angled pedicel 3-5 times longer than the stipe, scaly. 



On the coast, peninsular Florida and the Keys. 



Family 5. MORINGACEAE Dumort. Horseradish Tree Family. 



Trees, with a gummy bark. Leaves alternate, deciduous : blades 2-3-pin- 

 nate, the divisions and leaflets opposite, the latter entire, freely deciduous : stip- 

 ules wanting or mere glands. Flowers perfect, slightly irregular, in axillary 

 panicles. Calyx of 5 unequal imbricated reflexed-spreading sepals on the edge 

 of the short cup-like hypanthium. Corolla of 5 petals resembling the sepals, the 

 lower petal reflexed, the upper one more or less erect. Andreocium of 5 stamens 

 inserted on the margin of the hypanthium and 5 staminodia. Filaments distinct. 

 Anthers 1-celled, opening lengthwise. Gynoecium 3-carpellary, stalked. Ovary 

 1-celled, with 3 parietal placentae. Styles united. Stigma minute. Ovules 

 numerous, anatropous, pendulous, in two series on each placenta. Capsule elon- 

 gated, 3-6-angled, somewhat torulose, beaked, 3-valved. Seeds relatively large, 

 3-winged or wingless. Endosperm wanting. Embryo straight with large half- 

 globose cotyledons and a very small radicle. 



1. MORINGA Juss. 



Characters of the family. Horseradish Tree. 



1. Moringa Moringa ( L. ) Small. A tree 3-9 m. tall. Leaves 3-6 dm. long ; blades 2- 

 3-pinnate, the leaflets cuneate to oval or oblong, mostly 1-2 cm. long, entire, obtuse : pani- 

 cles several, many-flowered : sepals linear to linear-oblong, 9-13 ram. long, reflexed : petals 

 slightly larger than the sepals, white or nearly so : capsules 2.5-3.5 dm. long, 3-angled : 

 seeds 3-winged, 2.5-3 cm. long, the body fully 1 cm. long. l_GidlandiiKi Moringa L.] 



In sandy soil, southern peninsular Florida. Introduced from the West Indies. Native of south- 

 ern Asia. 



Order 13. SARRACENIALES. 



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



Leaves various, filiform, or with dilated sometimes sensitive blades, or hollow. 



Flowers usually perfect and regular. Androecium of few or many stamens. 



Gynoecium of 2-5 united carpels. Ovary 1-celled, with several parietal or basal 



placentae, or 3-5-celled. Fruit capsular. Endosperm fleshy. 



Ovary 1-celled, with a basal placenta or parietal placentae, not surmounted by a peltate disk : leaves 

 with filiform or dilated blades. 



Styles distinct : stigmas 2-lobed : placentae parietal : stamens 4-8, usually 5. Fam. 1. Droseraceae. 

 Styles united : stigmas pinnatifid : placentae basal : stamens 10-20. Fam. 2. Dionaeaceae. 



Ovary 3-5-celled, with central placentae, surmounted by a peltate disk : 



leaves with hollow blades. Fam. 3. Sarraceniaceae. 



Family 1. DROSERACEAE S. F. Gray. Sundew Family. 



Biennial or perennial often acaulescent hei-bs, with glandular-pubescent 

 foliage, exuding a viscid secretion. Leaves alternate, often all basal, circinate 

 in the bud, merely filiform, or with broad blades, conspicuously ciliate. Flowers 

 perfect, often in spikes or racemes. Calyx of 4-8 imbricated persistent sepals. 

 Corolla of 4-8 convolute hypogynous u.sually distinct petals. Androecium of 

 usually 5 perigyuous or hypognous stamens. Filaments distinct. Anthers 

 usually versatile. Disk wanting. Gynoecium a compound pistil. Ovary 

 1-celled with 3-5 parietal placentae, or 2-3-celled, free or nearly so. Styles 

 2-5, entire or cleft. Ovules numerous, anatropous. Fruit usually a 1-celled 

 capsule, loculicidally 3-5-valved. Seeds several or numerous. 



