MR. DRUMMOND’S 
512. anayen Virginianum, L. — 
anies. 
513. cupo ymnia Uvedalia, L.—St. Louis. 
dem Risse Canadensis, L.—St. Lou- 
515. Silphium scaberrimum, Ell. — St. 
uis. 
E ninm terebinthaceum, L.—St. 
B. piim laciniatum, L.— 
n 
eum, the leaves and whole plant 
change to a reddish brown colour. 
518. Silphiu errimum, n.sp.; caule 
elato pido, folis alternis oblongo- 
ovatis sessilibus acutis utrinque hispido- 
s scabris, oman obovatis 
planis bidentatis. —Covingt isa 
in particular, p dein clothed with 
& short down) is furnished 
with ei us, spreading, rigid hairs or 
bristles. The leaves are all alternate and 
sessile, inches long, nearly erect, 
marked with a o but very evident 
network, quite e 
tire. 
m Silphium Aides 
vos pubescentibus grosse duplicato-cre- 
natis, acheniis muticis.—N. O. 
tered short 
. lated 
hairs, more copious and stel- 
on the under-aide, the mar 
Orl 534. Ru dbeckia 
183).— 
, 585. 
0. 
zs 541. 
COLLECTIONS. 99 
wee. with beautifully jointed, purplish 
5a 
narrower than in the 
the florets of the ray, i in our specimen 
are wanting. 
523. Coreopsis /anceolata.—Covington. 
; 594. Soe crassifolia, Ait.—N. Orl. 
18 
n. 
520. Coreopsis auriculata, L.— N. Orl. 
1833, (very few specimens), oring 
— Large er leaves more div 
526. Coreopsis fripteris, Le St Lou 
527. Coreopsis senifolia, Mx.—St. ec 
Bos Coreopsis verticillata, Mec COT 
509. "Coreopsis trichosperma, Mx. —St. 
uis. Jacksonville. Covington. 
Loui 
530. Coreopsis tinctoria, Nutt.—N. Orl. 
1. Rudbeckia triloba, L— —(with cau- 
line leaves o ab) Helianthus sparsifo- 
hus, ElL—St. 
532. Rudbeckia pala, reu in Nutt. 
Journ. of Aca Sc. Philad. v. 7. p. 
71. — Covington. J acksonville—lIs it not 
the R. Radula, Ph.? 
533. Rudbeckia, purpurea, set Louis. 
hirta, L.— N. Orl. (n. 
m. 
in 
am not well able to area T that spe- 
cies from Airta. 
Rudbeckia po Vent. — St. 
se ag. in 
—R. pair: n Cav.— 
— A most distinct and well marked Sidi 
everywhere glabrous, except at the mar- 
n of the leaves 
: i L.—St. Louis. 
538. Bidens frondosa, L.—a. major ; in- 
volucri foliolis brevioribus. —St. Louis. 
. minor; — ris ——— E 
didam ville. —8t. 
539. Bidens minima, da Or. 1833. 
5 Bidens comata, L.—St. Louis. 
npe chrysanthemoides, Mx —St. 
Loui 
542. "Perihesium Hysterophorus, L.—N. 
a ed trifida, L.—St. L 
)4: rosia a, ouis. 
ad osia elatior, L.—N. Orl. 1883. 
545. Ambrosia en., Torr. MSS.; 
hirsuto-scabra, foliis ovnto-ecumii ih 
subinciso - serratis, racemis paniculatis, 
