102 CONTRIBUTIONS TOWARDS A FLORA OF SOUTH AMERICA. 
CONTRIBUTIONS TOWARDS A 
FLORA OF SOUTH AMERICA 
AND THE ISLANDS OF THE 
PACIFIC. 
By W. J. Hooker, LL.D. and G. A. W. Arnott, Esq. 
A.M. F.R.S.E. 
( Continued from page 38. ) 
Tris. III.—MvrisiACEA.—Cass. Less. 
l. c. p. 92. 
SUB-TRIB. L—FAcELIDEE, Less. l. c. p. 
123. 
(1.) Facelis apiculata, Cass.—Less. 
in e, 5. p. 364.—Leptalea apicu- 
lata, Don in litt. cum descr. — Gnapha- 
lium retusum, Lam.—Elichrysum re- 
usu —Valparaiso, Cuming ( 
497); Bridges (n. 227).—Buenos Ayr 
Ti e achenia are clothed with 
“ setaceo-pilose" external pappus: the 
crue is however in a simple series and 
79b. "). ‘Lucilia E es Cass.— Less. 
in Linnea, 6. p. 382 —Serratula acuti- 
nd on the tops of the moun- 
tains of Rio Jacquety and Montevideo ; 
"weed. 
Tweedie. 
793. Q) wog Chilensis (Hook et Arn 
caule o, foliis spathulato-oblongis 
iueronatis iiri nque T -tomentosis, 
tomento niveo opaco, capitulo pauci- 
(15?) floro, s Marr foliolis intimis acu- 
minatis.— Valparaiso, Cum?ng (n. 342). 
— Cordillera ? of Chili, Cuming (n. 343). 
— Unfortunately, our specimens only 
present SR old capitula, from which the 
florets have falle 
the number and structure of the radical 
florets, there can be no doubt as to the 
genus, 
794. (3.) Lucilia argentea, (Hook. e 
Arn.); caulibus MORSU rar algore 
lis, foliis lanceolato-oblongis recurvato- 
brevissimo splendenti Sets instruc- 
tis, involucri foliolis intimis acuminatis 
bias gg sub 30-floro, pappo rariter lu- 
tevides | Maldonado, Tweedie This 
Lessing 
D 
BE. 
DESE 
5 
differs from L. acutifolia, y, of 
by the pappus and inner leaflets of the 
nvolucre ; from L. nitens by the pappus 
ing equal 
more numerous floret: 
SUB-TRIB. II. —Lerizex, Less. lc. p. 120. 
795. (1.) Chevreulia filiformis, (Hook. et 
b 
Arn.); caulibus gracillimis, foliis supra 
edibus acuminatis oppositis per caules 
subequidistantibus, ramis floriferis bre- 
vibus usque ad capitulum foliosis.—St. — 
Catherine's, South Brazil.— Tweedie. 
Ep desee stolonifera, Cass.— 
nea, 5. p. 360.—Tussil 
797. e et gnaphalioides, e: ; 
abe i cosa 
tosa, foliis linearibus icit cnl 
gine revolutis integerrimis, capitulis ter- 
ninalibus orymbosis, involucri fo- 
their belonging to the genus, or even to 
Don, indeed, arranges them 
(Don); suffruticosa procumbens niveo- 
tomentosa, foliis lineari- lanceolatis acu- . 
ti 
l integerrimis, ca is solita- 
rus, involucri foliolis acutis scariosis, 
chenus sericeo - villosis r ies 
antum agnum cam 
panulatum ; Mele Kioii ovato-lan- 
ceolatis, acutis, scariosis, nitidis, pall 
scis. 
ciner reus; ra is infer- 
Ra crassioribus.— Don nd 
1.) Loxodon brevipes, Cass.— Less. — 
in Linnea, 5. —Leria exscap% - 
P 
e Cand. —Tussilago exscapa, Pers.— 
Buenos Ayres, Tweedie. — 
alparaiso, 
Cuming (n. 596); Bridges (n. 499)—_ 
ur 13 
In all o specimens, the achenium 18 
4 
k 
OTN = 
ENNERT TASA 
n 
E 
