SUNFLOWER FAMILY 549 
Tribe 11. MUTISEAE 
sedans several- to many-flowered; leaves alike. 
Shr 
flowers yellow. 147. a ais. 
Her ete : flowers pink or white. 148. 
Involucres 1. flowered; stem-leaves linear-lanceolate, floral leaves ovate. 149. By ae ae 
147. TRIXIS P. Br. Nat. Hist. Jamaica 312. 1756. (Hyponym) ; 
Crantz, Inst. Herb. 1: 329. 1766. 
Shrubs or rarely herbs with alternate ren as or dentate leaves. Inflorescence cymose 
or paniculate. Involucres 2-seriate, 9-12- red, the outer phyllaries few and usually 
shorter than the inner. Flowers perfect, mi oat "Cos olla bilabiate, the outer lip erect, 2-cleft, 
the inner spreading, 3-toothed or subentire. Anthers with tail-like appendages. tyle- 
e inne 
branches flattened and truncate at apex. Achenes subcyclindric, the scabrous pappus- -bristles 
copious, white to tawny, arising from the a bie disk-like summit of the achene. [From 
the Greek meaning threefold, king e 3-cleft corollas. ] 
A genus of about 35 species, natives of isan tad United States, Mexico, and Central and South America. 
Type species, Trixis suffrutescens P. Br. 
i 
5950. Centaurea solstitialis 5952. Gazania longiscapa 
5951. Cnicus benedictus 5953. Trixis californica 
