2 
Schizoptera trichotoma (sphalm. Schizopsera), Turcz. in Bull. Soc. Nat. 
Mose. vol. xxiv. pars l, ae 182 (1851). Laciala, Kuntze in Post et 
Risies, Lex. p. B12 (19 
Sovran Amertca: Ecuador; Guayaquil, Ruiz & Pavon; in woods 
near Guayaquil, Hartweg, 665 ; Cerro of Santana, el oda Jameson, 
579. 
by Jameson and by Ruiz and Pavon are soe ae branched, 
those of Hartweg Ss aeakly smaller and simple or subsimple, but the 
difference is undoubtedly one of age and is of no diagnostic significance. 
The generic descriptions of Turezaninow and of Bentham and Hooker 
require modification in two or three points. The rays are 2-seriate, 
not 1-seriate ; the anthers are cordate at the base, not entire or minutely 
2-dentate ; the style of the hermaphrodite flower is divided, not entire, 
at least in most florets. 
The species here figured is apparently the only one truly referable 
to the genus. Klatt, in Ann. Naturh. Hofmus. Wien, vol. ix 360 
ee ep winged achene from the habitally similar Baltimora.— 
Fie. 1, head; 2, inner bract ; 3, ~~ -flower; 4, scale and bud of disk-flower ; 
S scale; : = disk- flower; 7, stamens ; 8, styles; 9, ray-achene; 10, disk-achene. 
