The HTP weeping willow and personality traits
Kirchner, J.H.; Marzolf, S.S.
Perceptual and Motor Skills 38(1): 25-26
ISSN/ISBN: 0031-5125 PMID: 4592840 DOI: 10.2466/pms.19126.96.36.199
Comparison of 16 Pf scores of 12 college students who drew weeping willow trees, when matched with those of 12 others for sex, age, and college class, did not support the hypothesis suggested by the literature that drawers of weeping willows would score lower on Factor F (Sober- Happy-go-lucky).