LXII. COMPOSITA. 457 
2. LEUZEA, DC. 
Involucre ovoid or globular, the bracts imbricate, numerous, not prickly, 
with broad rigidly scarious jagged ‘ips. Recepta acle flat, densely bristly be- 
tween florets. Florets all tubular, ema 5-lobed. Anthers with short 
appu 
several rows, all shortly Viet fg erbs. Leaves toothed or pinnately 
divid lower-heads large, solitary, terminal. Florets purplish. 
A small genus, confined to the te emperate regions of the northern T in the Old 
World, with the exception of the single Australian species, which i is endemi 
tralis, Gaudich. in Freyc. Voy. 462 dei 92. A rigid erec 
herb, "eeh bienuial, attaining 2 ft. or rather more, simple or irl 
branched, with a little loose cottony wool. Leaves mëttes oblong-lanceo- 
late, either toothed only, or more or less deeply pinnatifid or pinnately 
near 
peduncle, Involucre ovoid, and 13 to 2 in. long when in flower, mon Mt 
when in fruit, the outer bracts short, with a nearly orbicular appendage, the 
mner ones gradually longer, the innermost as long as the florets, tapering 
into narrow-linear im E scarcely any scarious appendage. Style- branches 
E remaining united to the end. enes spot, slightly striate, crowned 
Y a slightly REG poen Va: the pappe d. vi. 665. 
ales. Sand Eleh near e HG, R. Brown; Fish River, Gaudichaud ; 
a 
"i 
Storia, Rocky grassy declivities, Murrandale river and Lake Omeo, F. Mueller 
With all the habit ahd hart ters of the e genus, this is the only species native of the 
L. ern hemisphere. Am northern species it js the wie nearly related to the Spanish 
Reegel Gr "ii 
3. CENTAUREA, Linn. 
^ Involuere globular or ovoid, the bracts imbricate, numerous, SCH either 
: a prickle or in a fringed or toothed appendage. Recept: e bearing 
merous bristles between the florets. Florets all tubular and 5- de bed, the 
d often larger and neuter. Anthers tailed. Style-branches linear, 
ei g, thickened at the base. Achenes glabrous, usually obliquely 
aterally attached at the base. Pappus short, of seier bristles or scales, 
imes very short, or rarely wholly wanting.—Erect or prostrate herbs, 
Y rigid. ` Leaves alternate, entire or pinnatifid, er prickly. Flower- 
: s large and solitary, or smaller and paniculate. Florets purple-blue or 
Fi. VC are very numerous in the Mediterranean and Caucasian regions of the er 
Dii with a very few American species, and pec of the common ones sprea ead w 
in bins over various parts of the globe. Among these must be included those now Geer 
Plant, ralia, of which C. melitensis alone has at first ‘sight bee en taken for an indigenous 
