Ordeh III. SYNGENESIA FRUSTRANEA. 739 
§ 3. Crocodylium. Involucrum not ciliated, but spiny at end. 
12609 Invol. globul. smth. Spine very small weak a little reflex. Lvs. lanc.serrat. : root ones lyrate, Stem divaricat 
12610 Invol. simply spinous villous, Lower lvs. lyrate toothed : upper ones lane. Peduncles very long 
12611 Invol. scarious simply spinous, Lvs. pinnatifid quite entire terminal : segm. larger toothed 
§ 4. Rh&ponticum. Leaves of involucrum with a round scarious appendage, which is often lacerated. 
12612 Invol. scales lacerated, Lvs. ovate-obl. finely toothed tomentose [ones lyrate 
12613 Invol. conical hard. Scales ending in a patulous point, Lvs. somew. tomentose decurr. undivided : root 
12614 Inv. egg-shap. Scales mucronat. Lower lvs. bipinnatif. lin. : upper one pinnat. Pinnselin. sometimes toothed 
12615 Invol. ciliated. Scales acum. somew. thorny, Lvs. obi. pinnatif. Florets of the ray longer than those of disk 
12616 Invol. scarious. Scales dilated cut, Lvs. linear-lane. : radical cut 
12617 Scales of invol. scarious torn : lower ones pinnatifid, Lvs. lin. lane. : the lower ones broader and toothed 
12618 Invol. scales roundish quite ent. Lvs. obi. smth. : root ones serrat. Stem ones sometimes slightly cut at base 
12619 Invol. scales entire mucronated, Lvs. pinnate toothed : stem ones linear toothed at the base 
12620 Stems decumbent, Lvs. lane, quite entire 
12621 Invol. cylindrical, Scales mucronated, Lvs. pinnated, Pinnee lin, mucronated quite entire 
12622 Invol. scales egg-shaped obtuse ciliated, Lvs. downy on both sides pinnatif. and undivided. Stem declining 
12623 Leaves undivided quite entire decurrent 
12624 Invol. scales pectinate ciliated, Lvs. deeply pinnatifid, Segm. linear lanceolate [the stem decurrent 
12625 Invol. conical. Scales quite ent. Lvs. coriaceous reticularly veined : root ones lyrate ; stem ones embracing 
12626 Leaves lane, toothed somewhat petioled. Peduncles filiform leafless 
\ 5. Leaves of involucrmn neither ciliated, nor spiny, 7ior with a scarious appendage. 
12627 Invol. roundish smooth, Scales egg-shaped, Lvs. lyrate toothed 
12628 Invol. scales egg-shaped, Lvs. pinnated. Leaflets decurrent serrated 
12629 Invol scales egg-shap. obt. Lvs. pinnat. smooth, Leafl. cartilagin. sharply serrat. termin. one obi. egg-shaped 
12630 Invol. round, smooth. Lower lvs. broad somew. spatul. tooth. : upp. oneslyr. at base, Head yell, sweet-scent. 
12631 Invol. scales linear awl-shaped. Leaves pinnated serrated 
12632 Invol. scales mucronate. Leaves somewhat decurrent lyrate toothed 
12633 Invol. pubescent. Scales roundish obtuse. Leaves deeply pinnatifid : lowest segments toothed 
12634 Invol. scales egg-shaped obtuse. Leaves pinnated smooth quite entire odd one serrated 
12635 Invol. bristly spinous. Leaves decurrerit sinuated spinous downy underneath. 
NECESSARIJ. 
12636 Leaves lanceolate acuminate serrated with a large tooth on each side at the base 
12637 Leaves ovate-lanceolate, Invol. urceolate squarrose, Rays imbricated 
12638 Stem herbacaous, Leaves rhomboid narrowed at base connate 
12639 Leaves stalked roundish-ovate narrowed at base : floral subcordate, Pedunc. terminal dichotomou* 
12640 Leaves stalked oblong ovate ciliated, Pedunc. terminal aggregate 
12641 Stem winged. Heads pale-yellow small 
12642 Radical and cauline leaves pinnatifid. Stem hirsute 
12643 Cauline leaves sinuate pinnatifid : radical ternate sinuate roultifid 
12644 Leaves alternate ovate serrated scabrous : radical cordate 
12645 Leaves opposite deltoid stalked perfoliate. Stem square smooth 
12646 Lvs. opp. conn, unequally toothed, Stem smooth square. Four outer sc. of invol. longer tlian the inner 
12647 Leaves sessile stalked. Stem round scabrous 
12648 Leaves opposite or alternate sessile oblong hairy : lower serrate. Stem round hispid 
12649 Stems 6-angled, Leaves ternate ovate toothed. Panicle trichotomous 
12650 Stems round. Leaves ternate somewhat toothletted. Panicle dichotomous 
12651 Stems round. Leaves about 4 toothletted. Panicle dichotomous 
and Miscellaneous Particulars. 
1822. MUleria. So named by Linuceus, after Philip Miller, F. R. S., the well known author of the Gardener's 
Dictionary, and considered the first botanical gardener of his time. He was born in 1692, and died in 1769. 
1823. Baltimora. This plant grows in the neighbourhood of Baltimore. 
1824. Silphium. D'Herbelot asserts, that silphi or serpi, was a name given by the natives of Africa to the 
mant which produced the laser of the Romans, a substance held in great esteem among ihem for its flavor and 
its medicinal properties. All the species are tall herbaceous plants with bright vellow flowers, and are very 
proper ornaments fbr a shrubbery. 
S B 2 
