1847 Webster, Umbraculiform, having the form of an umbraculum or arbor.
1857 A. Gray First Less.Bot. 235Umbraculiform, umbrella-shaped, like a Mushroom, or the top of the style of Sarracenia.
1862 Mayne Med. Voc. 422Umbraculiferus,..Bot., formed like a parasol: umbraculiferous.