UMBELLIFER.E. (PARSLEY FAMILY.) 369 



65. CHiETOSCIADIUM. Fruits oblong, .007 long, .004 broad, all covered with long, 

 slender bristles. 



66. CUMINUM. Fruit fusiform, .005 long, .002 broad; secondary ribs setulose. 



67. TURGENIOPSIS, Fruit elliptical, .008 long 5 secondary ribs broad, with 2-3 rows 

 of tubercled bristles. 



68. TORILIS. Fruit oblong, .002 to .006 long; secondary ribs concealed by numerous 

 prickles occupying the whole interval. (Fig. 200,) 



69. CAUCALIS. Fruit oblong-elliptical or linear-oblong, ,003 to .012 long; secondary 

 ribs with 1-3 rows ol prickles. 



70. TURGENIA. Fruit ovate-twin, .012 long, ,008 broad ; all the dorsal ribs with 2-3 

 rows of prickles. 



71. LISiEA. Fruit ovate, .006 long; primary dorsal ribs with denticulate crests, second- 

 ary obsolete, or transmuted into a simple row of tubercles. 



61. EXOACOXTHA, Labill. Exoacontha. 



Calyx-margin obsolete. Stylopodia cushion-like, with entire mar- 

 gin. Fruit somewhat laterally compressed, minute. Mericarps terete, 

 with corky primary and secondary, entire ribs, the lateral at margin! 

 Oil-tubes 1 in each interval, 4 at broad, flat commissure. Carpophore 

 — Annual herbs, with unequal rays, incurved and thickened in fruit, 

 the bracts of the involucre and involucel prickly, stiff, the external of 

 the latter much longer than the rest ; the pedicels thickened in fruit, 

 incurved with the fruits into a dense cluster, deflexed along the inner 

 side of the ray, and enclosed by the outer bract of the involucel so as to 

 form an eryngioid head. 



E. lieteropliylla, Labill. .2 to 1, branching from base. 

 Root-leaves pinnate, with one and a half to three and a half pairs of re- 

 mote, ovate to oblong, acutely dentate or incised leaflets ; stem-leaves 

 pinnate, with 3-5, long, lanceolate-linear to linear, entire or sparingly 

 dentate leaflets ; the upper leaves linear, entire. Inner bracts of in- 

 volucel awl-shaped, one-third to one-fourth as long as linear, outer 

 bract ; fruit .0015 long, .001 broad — April to August — Fields ; not 

 rare. 



62. ARTEDIA, L. Artedia. 



Calyx-margin obsolete. Fruit round, dorsally flattened, the primary 

 ribs and the two central secondary dorsal filiform, the lateral two expand- 

 ed into broad wings, which are divided into obovate- -p jog 

 spathulate lobes, with round sinuses. Oil-tubes 1 under 

 each secondary rib. Inner face of mericarp netted-wrink- 

 led — Annual herbs, with white flowers, and 2-3-pinnate 

 leaves with capillary lobes. 



A. <$quainata, L. .3 to .5. Involucre and 

 involucel longer than flowers, dissected into capillary 

 lobes; ray-flowers .01 broad, with two large petals ; seed 

 flattened, lenticular, much narrower than wings — Spring 

 — Fields ; common. 



63. ORL.AYA, Hoffm. Orlaya. 



Calyx-margin 5-toothed. Fruit oblong, dorsally compressed. 

 Primary ribs filiform, bristly, secondary keeled, with 1-3 rows of 

 prickles of equal length, or the outer longer. Oil-tubes 1 under each 



50 



