Class XIX. 
SYNGENESIA. 
667 
18r)2. Brotera. Partial invol. 1-flowered, many-leaved, comiTion 6-8-flowercd, imbricated, many-leaved. 
Florets tubular, uniform. Recept. naked. Pericarp covered by the adhering involucre. 
1853. Gundelia. Invol. O. Hollows of the recept. 5-flo\vered. Florets tubular, male and hermaphrodite. 
Kecept. paleaceous. Pappus O. 
1854. Euxenia. Invol. 1-leaved, 10-cleft, reflexed, two of the segments larger than the rest. Anthers dis- 
tinct. Pappus none. Recept. chaffy. 
^aUALIS. 
11055 Leaves smooth 
11056 Leaves hairy 
11057 Involucrum with scales at the base 
11058 Invol. 8-leaved as long as ray, and peduncles downy, Leaves linear straight 
11059 Involucre 8-leaved longer than rays of corolla. Leaves entire straight smooth 
11060 Invol. about as long as the cor. Leaves undivided glabrous acuminated channelled, Peduncles cylindrical 
11061 Invol. 8-leaved as long as rays of cor. Leaves entire straight lane, acuminate 
11062 Invol. as long as rays of cor. Leaves entire sub-linear ; those of the stem very wavy 
11063 Invol. shorter than ray of cor. Leaves entire somewhat wavy 
11064 Invol. longer than ray of cor. Lvs. entire straight, Pedunc. thickened upwards, Florets rounded at end 
11065 Woolly with down, Invol. shorter than ray of cor. Lvs. linear channelled : cauline revolute 
11066 Invol. much longer than the cor. Leaves undivided straight, Peduncle thickened upwards 
11067 Invol. 5-leaved longer than ray of cor. Leaves entire. Radical and peduncles villous at base 
11068 Invol. half as long again as ray of cor. Stem and leaves villous 
11069 Scape 1-fl. Leaves of invol. imbricated cuspidate. Leaves linear entire glaucous on each side 
11070 Smooth glaucous, Stem erect 2-3-lid somewhat naked, Leaves smooth : radical sublyrate 
11071 Invol. downy unarmed. Leaves runcinate toothed 
11072 Invol. hispid aculeate. Leaves runcinate toothletted : cauline dilated at base 
11073 Invol. hispid aculeate, Leaves entire : cauline obi. attenuated at base 
11074 Lower leaves lyrate with obi. mucronate segments : upper pinnatifid 
11075 Lower leaves pinnati fid : upper linear, Invol. smooth: lower scales spreading mucronate 
11076 Lower leaves decursively pinnatifid lane. : upper linear-lanceolate, Invol. before opening 8 angular 
11077 Stem 1-flowered leafy. Leaves linear downy beneath. Root tuberous 
11078 Leaves ovate nerved downy entire sessile 
11079 Stem somewhat naked about l-flowered, and scales of invol. woolly, Leaves obi. lane, nerved flat 
11080 Stem branched. Leaves amplexicaul. lane, entire subserrulate at base 
11081 Stem about 1-fl. leafy. Leaves lin. lane, acuminate smooth nerved flat 
11082 Stem about 1-fl. leafy ascending. Leaves lane, ensif smooth nerved flat, Ray longer than invol. 
11083 Leaves lin. subul. channelled triquetrous. Stem branched 
11084 Leaves lane. lin. flat: cauline keeled linear. Stem l-flowered 
11085 Leaves lin. ensif. acum. rigid nerved keeled, Invol. villous leafy at base. Stem somewhat branched 
1 1086 Leaves subulate entire, Pedunc. tliickened, Stem villous at base 
11087 Leaves lin. acum. keeled woolly at base. Stem branched, Invol. woolly. Fruit dov/ny 
11088 Leaves runcinate blunt smooth. Scape leafless branched. Peduncles thickened 
11080 Stem leafy many-fl., and mvol. downy. Lower leaves lane, acuminate entire downy : upper lin. subulate 
11090 Stem branched leafy at base. Leaves lane, ensif smooth nerved flat, Ray shorter than cal. 
11( 91 Stem 1-fl. leafy at base. Leaves lin. lane, wavy silky with down all over 
1109 J Stem leafy many-flowered erect. Leaves nerved filiform acuminate, Invol. and seeds woolly 
11093 Leaves linear and 1-flowered, Stem hairy 
11C83 
IICCO 
i'lf 11085 
and Miscellaneous Particulars. 
1622. Troximon. So named by Gasrtner, from T(^u^ifx.o;, eatable : but, 
much propriety. 
1623. Arnopogon. So nametl from a§? ocevoi, a lamb, and trMyav, a heard 
genus as has been called by Scopoli and Willdenow, Urospermum. 
1624. Podospermum. From cm; -xoio;, a foot, and ffctiPfjt.'^, seed, on account of the long stalk of the fruit. 
Small herbaceous plants with the flowers of Scorzonera. 
1625. Scorzonera. From scurxon, the Catalonian name of the viper. The plants are esteemed in Spain as 
a certain remedy for the bite of a vii)cr ; but it is believed that the sleiider tortuous form of the roots has 
as Sir James Smith observes, without 
see Geropogon. This is the same 
