SUNFLOWER FAMILY 393 
purple, or w ee medium, discoid or radiate. Phyllaries in 2 unequal series, thin, obtuse, 
with a eta white or pinkish margin, spreading in age and often deciduous. Receptacle 
small, ay-flowers when present pistillate. Diske-awers perfect, fertile, zygomorphic, 
tube sler nae Sian ular, throat campanulate, much shorter than to nearly equaling the 
narrow spreading lobes, these of unequal length. Anthers rounded at base, with ovate ap- 
pendages above. ” Style- branches flat, linear, with short conic tips. Achenes obpyramidal, 
4-5-angled, more or less pubescent. Pappus-paleae several, hyaline, with a prominent 
midrib prolonged into an awn. | From the ‘Crea words meaning membrane and bristle. 
A genus of 5 or 6 species, natives of southwestern United States and Mexico. Type species, Hymenothrix 
eitinwt cv Gray 
1. oe Speier wrightii A. Gray. Wright’s Hymenothrix. Fig. 5674. 
ymenothrix ? wrt A. Gray, Smiths. Contr. 5¢: 97, 1853 
Homaperespic righ H. M. Hall, ge re Pub. Bot. 3: 179. 1907. 
i Ryd Amer 2 ont 1914. 
Hiswaspanpas ‘avightil var. iedules fess. pie ee Fi. Pi. Calif,1128.. 1925, 
Perennial with rouge; erect reddish stems from a woody 2-6 dm ey Sonat nensle 
leafy to midstem, the ie short, more or less spre oidine (2 oats below 
ation: -viscid, nearly pee yus above except for the apareely 0 r densely g ladles ¢ bores ‘of 
the corymbose-paniculate inflorescence. Leaves 3-4.5 ¢ ong, BE or eitcrnately divided into 
sere 
z Saar es 3 
Sa \VA ers 
5671. Achillea millefolium sit Hymenopappus sepepieniene 
5672. Santolina chamaecyparissus 4, Hymenothrix wrightii 
