POLYPETALOUS EXOGENOUS PLANTS. 193 



tipped with the long, spiral style, bearded inside. Flowers 

 umbellate. 



E. CICUTARIU3I. Diffuse hairy. Leaves pinnately di- 

 vided; segments sessile, pinnatifid, acute. Peduncles 

 several-flowered. Petals unequal. Leaves oblong in out- 

 line, with many segments. Flowers 2'-3' diameter. — 

 Torrey. 



32. BALSAM FAMILY. Order, Balsaminace^. 



Herbs J tender annuals with succulent stems and watery 

 juice. J'/oz^ers very irregular, and unsymmetrical. Sepals^, 

 deciduous, the upper two connate, the lowest spurred and 

 gibbous. Petals 4, hypogynous, united by pairs, or rarely 

 5, distinct. Stamens 5, hypogynous. Filaments subulate. 

 Anthers 2-celled. Stigma 5-lobed, sessile. Fruit, a pod, 

 5-celled, bursting elastically by 5 valves. Seeds several in 

 each cell. Leaves ex stipulate, undivided. 



IMPATIENS, L. Jewel Weed. 



Loivest sepal saccate and spurred. Petals 4, united in 

 pairs. Filaments short, with a scale on the inner face. 

 Capsule 5-celled, bursting elastically into 5 valves. Pla- 

 centcB central, persistent. Stems branching, somewhat 

 pellucid. Leaves serrate. Peduncles axillary, 1-several- 

 flowered. 



L PALLIDA, Nutt. {Pale Touch-me-not) Floiuers 

 pale yellow, lower sepal slightly spotted, dilated, 

 often tipped with a short recurved spur. Leaves oval or 

 ovate, obtusely serrate, membranaceous. Stem 2°-4° 

 high. 



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