UMBELLIFERjE. 



245 



back than from the sides ; mericarps rvith 5 primary filiform ribs ; 

 and 4 secondary ones : the 2 dorsal ones of these last nerve- 

 formed, but the 2 lateral ones are expanded into a wing each ; rvith 

 the margins nerve or rib-formed. Seeds involute, semi-lunate. 



132 EL^EOSELINUM. Margin of calyx hardly 5-toothed. Pe- 

 tals obovate, emarginate, with an inflexed point. Fruit nearly 

 terete, 4-winged ; the 2 lateral primary ribs seated between the 

 wings and the nerve-formed margins ; vittse under all the ribs 

 abounding in oil, those under the primary ribs narrower and 

 slenderer : in the commissure there are 4. Involucra and invo- 

 lucels of many cuspidate, linear leaves. Flowers yellow. 



TRIBE XIV. 



CAUCAII'NE*:. Fruit contracted from the sides, or nearly terete. 

 Mericarps with 5 Jiliform, bristly, or prickly, primary ribs : 

 lateral ones of these seated in the commissure, nhich is fiat ; the 

 secondary 4 more prominent and very prickly. Seeds involute, or 

 inflexed on the margin. 



133 CAU'CALIS. Teeth of calyx 5, ovate-lanceolate. Petals 

 obovate, emarginate, with an inflexed point: outer ray ones 

 profoundly bifid. Fruit rather compressed from the sides ; 

 secondary ribs deeply cleft into a simple series of prickles ; vittae 

 solitary in each furrow, under the secondary ribs, and 2 in the 

 commissure. Carpophore stiff, cleft at the apex. Involucra 

 none, or of 1-2 leaves ; involucels of 3-8 lanceolate leaves. 



134 TURGE'NIA. Teeth of calyx 5, setaceous. Petals obo- 

 vate, emarginate, with an inflexed point : outer ones radiating 

 and bifid. Fruit subdidymous ; lateral primary ribs with a 

 simple series of warts or prickles, all the rest furnished with 2 

 or 3 rows of equal prickles ; furrows furnished with 1 vittse 

 each under the secondary ribs. Carpophore setaceous, bifid. 

 Involucra and involucels of 3-5 ovate, concave, equal leaves. 



135 TORI'LIS. Teeth of calyx 5, triangularly lanceolate, acute, 

 permanent. Petals obovate, emarginate, with an inflexed point : 

 outer ones larger and bifid. Secondary ribs having abundance 

 of prickles occupying the whole furrows, which are furnished 

 with 1 vitta each under the prickles. Carpophore setaceous, 

 bifid. Involucra of 1-5 leaves; involucels of 5-6 lanceolate 

 ciliated leaves. 



2. Mericarps only furnished rvith primary ribs. 

 TRIBE XV. 



SCANDICI'NEJE- Fruit evidently compressed, or contracted from 

 the sides, usually beaked ; mericarps with 5 Jiliform ribs, nhich 

 are at length winged : lateral ribs marginating, all equal, but 

 sometimes all obliterated at the base, and only conspicuous at the 

 apex. Seeds teretely convex, having a deep furrow in front, or 

 somewhat involute on the margin. 



136 SCA'NDIX. Margin of calyx obsolete, or somewhat 5- 

 toothed. Petals obovate, truncate, or emarginate, usually fur- 

 nished with an inflexed point. Fruit compressed from the sides, 

 with a very long beak ; vittae wanting, or nearly obsolete. Car- 

 pophore undivided, forked at the apex Involucra wanting, or 

 of 1 leaf; involucels of 5-7 leaves. 



137 ANTHRI'SCUS. Margin of calyx obsolete. Petals obo- 

 vate, truncate, or emarginate, with a very short inflexed point. 

 Fruit con traded from the sides : having a beak, which is shorter 

 than the seed ; mericarps nearly terete, destitute of ribs, the 

 beak alone being furnished with 5 ribs. Carpophore bifid at 

 the apex. Involucra wanting ; involucels of many leaves. 



138 CH;EROPHY'LLCM. Margin of calyx obsolete. Petals 

 obovate, emarginate, with an inflexed point. Fruit compressed 

 from the sides, without any beak ; commissure deep ; vittae 1 

 in each furrow. Carpophore bifid. Involucra wanting, or of 

 few leaves ; involucels of many leaves. 



139 CALDA'SIA. Margin of calyx obsolete. Petals ovate, 

 with an entire somewhat involute point. Fruit ovate-oblong, 

 rather compressed from the sides, crowned by the short diverg- 

 ing styles ; furrows between the ribs broad, flat, striated, and 

 furnished with 1 vitta each ; commissure furrowed in the mid- 

 dle. Carpophore bipartite. Seed rather convolute at the com- 

 missure. Umbels simple, surrounded by a 20 -leaved invo- 

 lucrum. 



140 SPHALLEROCA'RPUS. Teeth of calyx 5, subulate. Petals 

 obovate-cuneated, emarginate, with an inflexed point (f. 56. L. 

 b.) : the outer ones of the umbel radiating. Stylopodium rather 

 urceolate, toothed ; styles short. Fruit elliptic-oblong (f. 56. 

 L. d.), contracted from the sides, without a beak ; furrows be- 

 tween the ribs convex, furnished with 2-3 vittas each, and the 

 commissure with 4-6. Carpophore bipartite (f. 56. L. A.). 

 Involucra wanting ; involucels of 5-6 lanceolate leaves (f. 56. 

 L. a.). 



141 MOLOPOSPE'RMUM. Calyx 5-toothed, foliaceous. Petals 

 lanceolate, entire, ending in a long ascending point. Fruit con- 

 tracted from the sides. Mericarps with 5 winged ribs. Seed 

 bluntly tetragonal or angular ; channels empty between the seed 

 and the commissure of the pericarp ; furrows having 1 broad 

 brown vitta each, but the commissure is very narrow, and 

 without any vittae. Carpophore bipartite. Involucra of many 

 elongated, membranous leaves, which are sometimes multifid ; 

 involucel of many leaves. 



142 VELJEA. Margin of calyx obliterated. Petals unknown. 

 Stylopodium conically depressed, short (f. 56. G. b.) ; styles 

 erect, filiform. Fruit ovate (f. 56. G. e. b.), without a beak ; 

 mericarps rather compressed from the sides, with 5 ribs : the 2 

 lateral ones filiform, and the 3 dorsal ones winged ; vittae 3, and 

 sometimes 2 in each furrow, and 4 in the commissure. Carpo- 

 phore bipartite (f. 56. G. h.) from the base. Involucra and in- 

 volucels none. 



143 MY'RRHIS. Margin of calyx obsolete. Petals obovate, 

 emarginate, with an inflexed point. Fruit compressed from the 

 sides. Seeds involute, covered by a double membrane : outer 

 membrane furnished with 5 acutely keeled, sharp, equal ribs, 

 hollow inside : inner one adnate to the seed ; vittae none. Carpo- 

 phore cleft at the apex. Involucra none ; involucels of many 

 lanceolate ciliated leaves. 



144 OSMORHIZA. Margin of calyx obsolete. Petals obovate, 

 hardly emarginate, with a short inflexed' point. Fruit elon- 



