( 3901 ) 
TITHONIA OVATA. OVATE-LEAVED 
TITHONIA, 
KKK KR EEE EEE EEE 
Class and Order. 
SyNGENESIA SUPERFLUA. 
( Nat. Ord.—Composir® SENECIONIDES. ) 
Generic Character. 
Capitulum multifloram heterogamum, fl. radi ligulatis 
neutris, disci hermaphr. 5-fidis. Involucrum 2—3 seriale, 
squamis ovatis basi intus striatis subcallosis apice foliaceo 
appendiculatis obtusis. Receptaculum convexum, paleis 
lanceolatis membranaceis achenia plus minus amplectenti- 
bus. Corolle disci tubo brevissimo, fauce inflata multi- 
nervia. Styli rami subulati hispidi exserti revoluti. Ache- 
nia radii obcompressa seu triquetra, pappo brevissimo parco, 
disci subtetragona compressa levia, pappo l-seriali squa- 
mellis pluribus denticulatis, et in omnibus aut saltem in fl. 
centralibus setis 1—2 ex angulis fructus majoribus ortis 
coronata.—Herbe annue ex America Aquinoct. Folia 
alterna serrata triplinervia. Rami apice pedunculiformes 
l-cephali subnudi. Corolle crocee seu flave. DC. 
Specific Name and Character. 
Tirnonta * ovata ; foliis oppositis ovatis acutis triplinerviis 
serratis, pedunculis subcorymbosis, involucri squamis 
imbricatis ovatis obtusis glabriusculis, acheniis com- 
pressis bialatis facie dorsoque acutangulatis, pappi 
paleis 4 alternatim majoribus serratis vel integris. 
I am totally at a loss to refer this to its proper Genus, 
and have only placed it provisionally in that of _—— 
t 
* So called from Tithonus, the favourite of Aurora, on account of the 
golden colour of its flowers :-—“‘ couleur d’ Aurore,” 
