PABSLET FAMILY. 163 



- § 3. Fruits naked (nol pHcJely), ^lilting when ripe and Sry into tieo one-seeded piecet 

 or carpeh^ each usually with 5 ribs or some of tliem may be wings-. 



w Umbels simple or sometimes proliferous^ one oner the other. Leaves simple, ' 



i. HYDROtlOTYLE. Flowers -white. FrUit much flattened contrary to the Una 

 of junction of the two carpels: no oil-tubes. Leaves rounded. 



« * Umbels compound. Fruits mostly witii oil-tube^ in the form of lines, or stripes^ one 

 or more in the intervals between the ribs, and some on the inner facCj sometimes 

 also under the ribs. 



■*- Fruit wingless. 

 *->■ Seed concave on the inner face : marginal flowers larger and irregular. 

 6. COKIANDRUM. Fruit globular, not readily splitting in two, indistinctly 

 msmy-ribbed : a pair of large oil-tubes on the inner face of each carpel. 

 Flowers white. Leaves pinnately compound. Plant strong-scented. 



ifi-* Seed deeply grooved down the inner face : flowers all alike, white. 



6. OSMORRHIZA. Fruit long and slender, cliib-shiiped, or tapering at the base, 



somewhat swfeet-aromatio: no obvious oil-tubes. Leaves twice or thrice 

 ternate. Root sweet-aromatic. 



7. CONIUM. Fruit short, broadly ovate, rather strong-scented, compressed at the 



sides, each carpel with 5 strong and more or less wavy ribs: oil-tubies many 

 and minute. Leaves pinnately decompound. ,'" 



i j'i , , ■>, t-f-n-** Seed slightly if at all hollowed out on the inner face. 



8. CICTITA. Fruit globular and contracted on the sides, each carpel with 5 broad 



and thickened blunt ribs, and an oil-tube in each interval : the slender axis 

 between the carpels splitting in two. • Flowers ■white.'. Leaves pinnately 

 decompound, not aromatic. Fruit aromatic. ,. 

 8. SlUM. Fruit globular or short-oblong And contracted on the sides, each carpel 

 with B strong or corky ribs, and commonly 2 or more oil-tubes in the narrow 

 intervals. No axis or hardly any left when the carpels separates ' Flowers 

 white. Leaves pinnate. Not aromatic. 



10. APIUM. Fruit; ovate or broader than long, flattenedl on the sides, each carpel 



5-ribbed and a single oil-tube in the intervals ; axis left when the carpels sep- 

 . arate not splitting in two.. Flowers white. , ,., i. 



11. CAEUM. Fruit 6va,tei,or pblong, flattish otj fife sides.;, each carpel with 5 



narrow ribs, and 'a single oil-tube in the intervals :' the axis from which the 

 carpels separate splitting in two. Flowers mostly white. Leaves decom- 

 pound. Fruit OF foliage aromatic. 

 13, I^.CEJSIpULUM. . Fruit oblong; th? two carpels yith a broad flat face, 5 stout 

 ribs,' and a siii'gle oil-tul^e i.n the intervals between the ribs. Flowers yellow. 

 Leaves decompound.' the leaflets slender thread-sha^^d. Whole plant sVeet- 

 aromatic. 

 H- *- Fruit winged or wing-marqined at the junction of the two carpels, which are flat 

 on the face and flat or flattish and Z-ribbed on the backi Leaves pinnately or 

 temately compomid. - ^ ... .... 



■^*Whigdoubleat One margins of t]ie fruit. • "■ 



13. LEVISTICUM. Fruit ovate-oblong, with a pair of thiokish marginal wings, 



and single oil-tube in each interval. Involucre and involucels conspicuous, 

 the bracts of the latter united by their margins. Flowers white. Plant 

 sweet-aromatic. 



14. ARCHA.NGJILICA. . Fruit ovate or shprtroljlong, with thin o,r thickish margi- 



nal wings, and many small oil-tubes .adherent to the surface of the seed.. , lii- 

 yolncels of separate mostly small bracts: involucre hardly any, Flowprs 

 white or greenish-.' ' 



♦+«• Wing surrounding the margin of the fruit single, splitting in two only when the 

 ripe carpels separate. ., 



15. HERACLEUM. Fruit, including the thin and, broad wing, orfiioular, very flat, 



and the,tb,ree ribs on the back very slender: the single oilrtub'es in the inter- 

 vals reaching ' from the summit only half. way down, Flowers white, the 

 marginal ones larger and irregular. Leaves ternataly compotind. Plant 

 fitronp-Rcented..' - -- ' ,.-,,'. v - . ■'"■. 



16. PASTINACA. Fruit oval, very flat, thin-winged i the single oil-tubes running 



from top to bottom; Flowers yellow, the marginal ones not larger. ' Leavjea 

 pinnately compound. 



