PLANTS OF SOUTHERN, NEW JERSEY. 591 



b. Flowers in simple umbels, leaves pedately lobed. Hydrocotyle, p. 592 

 66. Flowers in dense heads, leaves spiny toothed. Bryngium, p. 594 



666. Flowers in compound umbels. 



c. Flowers white, pink or greenish. 

 d. Fruit bristly or hairy. 



e. Leaves digitately, 3-7 parted or lobed. 



f. Styles much exceeding the bristles of the fruit, re- 

 curved. 



g. Fruit 6-7 mm. long, sessile, flowers greenish white. 



Sanicula marilandica, p. S93 



gg. Fruit 3-4 mm. long, slightly pedicelled, flowers 



yellow. 5. gregaria, p. 594 



ff. Styles shorter than the bristles. S- canadensis, p. 593 



ee. Leaves pinnately or ternately decompound or dissected. 



/. Fruit linear, tapering to the base, ribbed. 



g. Stem villose pubescent, style i mm. long. 



■ Washingtonia claytoni, p. S9S 

 gg. Stem glabrous except at the nodes, style 2 mm. 

 long. Washingtonia longistylis, p. S9S 



ff. Fruit ovid, bristly. [Daucus carrotaf 



dd. Fruit smooth, ribbed or winged (rarely somewhat pubes- 

 cent) . 

 e. Fruit flattened dorsally (i. e., the two carpels separated 

 by the long axis of the fruit). 



f. Leaves simply ternate or pinnate. Oxypolis, p. 608 

 ff. Leaves ternately or pinnately compound. 

 g. Segments oval, plant 6-12 dm. high. 



Angelica villosa, p. 599 

 gg. Segments large cordate, plant 1-3 m. high. 



Heracleum lantatum, p. 601 

 ee. Fruit flattened laterally (carpels separated by the short 

 axis of the fruit). 

 /. Fruit linear. 



g. Leaves 3-foliate. Deringa, p. 597 



gg. Leaves decompound, finely dissected. 



Charophyllum, p. S9S 

 ff. Fruit ovate or ovoid. 



g. Leaves once pinnate. Sium, p. S9J 



gg. Leaves pinnately compound. 



h. Leaf segments lanceolate, plant 9-18 dm. 



high. Cicuta maculata, p. 596 



hh. Leaf segments narrowly linear, bulblets ia 



the axils of the upper leaves, plant 3-ia 



dm. high. C. bulbifera, p. 596 



ggg. Leaves finely divided into filiform segments. 



Ptilimnium, p. 59* 



cc. Flowers yellow. . 



d. Fruit dorsally flattened. [Pastmaca sahva] 



• Wild Carrot. An abundant weed in fields, etc. 

 "Wild Parsnip. A weed in damp meadows, etc. 



