( 1988 -) 
TRoLiivs americanus. American Gtope- 
FLlowsr. 
Class and Order. 
PotyanpriA Potyeynia. 
Generic Character. 
Cal. 0. Petala 5—15. Caps. plurime, ovate, poly- 
sperme. 
Specific Character and Synonyms. 
TROLLIUVs americanus ; petalis obtusis patulis, nectariis 
staminibus brevioribus. 
TRoLiivs americanus ; sepalis 5—10 patentibus, petalis 
10—15 ‘staminibus brevioribus. Decand. Veget. Syst. 
Nat. 1. p. 313. 
Trotiius americanus. Muhlenb. et Gaissenh. ined. ex. 
Decand. Donn. Hort. Cant. ed. 4A—6. 
Trouuivus laxus ; Petala incurvo-horizontalia, retusa, crispu- 
la. Nectaria parum ultra stamina. Salish. in Tr. Lin. 
Soc. 8. p- 303. : ae 
 Trotuivs laxus ; petalis 5 oktusis patulis, nectariis stamini- 
bus brevioribus. Pursh Flor. Am. Sept. 391. : 
Geissenia verna. Rafin. Schm. in journ. bot. 1808. v, 2. 
p. 168. ex Decand. 
To the young botanist, who has only attended to the Lin- 
nean system, the descriptions in the different synonyms may 
_— at first sight to be rather difficult to reconcile, because 
ussrzu and his followers consider the petals of Linnwus as 
_calycine leaflets and the nectaria as petals. — 
e natural number of petals in this species appears to be 
five, of which number the outer series always consists, and it 
is said, that in its spontaneous growth, there are seldom 
