FLOWERING PLANTS OF THE SEA-SIDE 425 



15. Convolvulacese Climbing herbs with alternate leaves and 



showy, regular flowers. Sepals 5. Corolla 4- or 5-lobed. 

 Stamens 4 or 5. Ovary 2- to 4-celled. Fruit a capsule. 



16. Gentianaceae Herbs with opposite entire leaves and solitary 



regular flowers. Calyx 4- to 10-lobed. Corolla 4- to 10- 

 lobed. Stamens 4 to 10, alternate with the lobes of the corolla. 

 Ovary 1- or 2-celled. Fruit a capsule. 



2. Ovary Inferior and Stamens on the Corolla 



17. Composite Herbs with flowers (generally yellow or white) 



collected into compact heads. Calyx absent or represented by 

 a pappus. Corolla tubular or ligulate. Stamens 4 or 5. 



b. COROLLA POLYPETALOUS 



1. Stamens Perigynous (around the Ovary), or Epigynous 

 (upon the Ovary) 



18. Umbelliferae Herbs with (generally) compound leaves, and 



small, white, umbelled flowers. Sepals (if present) 5. Petals 

 5. Stamens 5. Ovary inferior. Fruit of two adhering oar- 

 pels. 



19. Illecebracese Small herbs with sessile, entire leaves, and small 



flowers. Sepals 4 or 5. Petals 4 or 5 or absent. Stamens 1 

 to 5. Ovary superior. 



20. Tamariscacese Shrub with small, scale-like leaves, and lateral 



spikes of small regular flowers. Sepals 4 or 5. Petals 4 or 5. 

 Stamens 4 or more. 



21. Leguminosae Herbs or shrubs with alternate, stipuled, pinnate 



or tern ate leaves, sometimes tendrilled, and irregular flowers. 

 Sepals 4 or 5. Corolla of 5 petals, papilionaceous (butterfly- 

 like). Stamens usually 10. Ovary superior. Fruit a pod. 



2. Stamens Hypogynous (attached below the Ovary) 



22. Geraniacese Herbs with stipuled, lobed leaves, and showy 



regular flowers. Sepals 5. Petals 5. Stamens 5 or 10. 

 Fruit of 5 carpels surrounding a long beak. 



23. Malvaceae Herbs with alternate, stipuled leaves, and axillary, 



red, or purple flowers. Sepals 5. Petals 5, twisted in the 

 bud. Stamens numerous, united into a tube. Ovary of many 

 cells. 



24. Caryophyllacese Herbs with (generally) jointed stems, opposite 



leaves, and regular white or red flowers. Sepals 4 or 5. Petals 

 4 or 5. Stamens 8 or 10. Fruit a 1-celled capsule opening at 

 the top with teeth. 



