JSTOR

Isotype of Xanthocephalum tomentellum B.L. Rob. [family ASTERACEAE] Xanthocephalum tomentellum C. G. Pringle, #3761 1891-07-11 Mexico

Isotype of Xanthocephalum tomentellum B.L. Rob. [family ASTERACEAE] Xanthocephalum tomentellum C. G. Pringle, #3761 1891-07-11 Mexico

Isotype of Xanthomyrtus papuana Merr. and L. M. Perry var. parviflora Merr. and L. M. Perry [family MYRTACEAE] Xanthomyrtus papuana parviflora Brass, L. J., #4573 1933-06-01 - 1933-09-01 Papua New Guinea

Isotype of Xanthomyrtus schlechteri Diels [family MYRTACEAE] Xanthomyrtus schlechteri Schlechter, R., #18196 1908-09-05 Papua New Guinea

Isotype of Ximenia coriacea Engl. var. intermedia Chodat and Hassler [family OLACACEAE] Ximenia intermedia Hassler, E., #8408 None Paraguay

Holotype of Ximenia parviflora Benth. var. glauca DeFilipps [family OLACACEAE] Ximenia parviflora glauca Carter, Annetta; Reese, Jane, #4534 1963-05-31 Mexico

Isotype of Xiphopteris antipodalis Copel. [family GRAMMITIDACEAE] Oreogrammitis antipodalis Brass, L. J., #10788 1938-10-01 Indonesia

Isotype of Xylopia densiflora R. E. Fr. [family ANNONACEAE] Xylopia densiflora Klug, G., #3923 1935-01-01 Peru

Isotype of Xylopia polyantha R. E. Fr. var. longesericea R. E. Fr. [family ANNONACEAE] Xylopia polyantha longesericea Krukoff, B. A., #5704 1933-08-27 Brazil

Isotype of Xylopia polyantha R. E. Fr. var. polyantha R. E. Fr. [family ANNONACEAE] Xylopia polyantha polyantha Krukoff, B. A., #1204 1931-09-01 Brazil

Isotype of Xylorhiza glabriuscula Nutt. var. linearifolia T. J. Watson [family ASTERACEAE] Xylorhiza glabriuscula linearifolia Watson, T. J., #679 1971-05-21 United States

Isotype of Xylorhiza scopulorum A. Nelson [family ASTERACEAE] Xylorhiza glabriuscula Gooding, Leslie N., #669 1902-04-30 United States

Filed as Xylothamia diffusa G.L. Nesom [family ASTERACEAE] Xylothamia diffusa E. Palmer, #11 1869-01-01 Mexico

Holotype of Youngia bifurcata Babc. and Stebbins [family ASTERACEAE] Youngia bifurcata Maire, E. E., #2574 None China

Holotype of Youngia conjunctiva Babc. and Stebbins [family ASTERACEAE] Youngia conjunctiva Rock., J. F., #13062 1925-07-01 - 1925-08-01 China

Holotype of Youngia japonica (L.) DC. subsp. longiflora Babc. and Stebbins [family ASTERACEAE] Youngia japonica longiflora Tsu, L. F., #797 1920-04-26 China

Holotype of Youngia rubida Babc. and Stebbins [family ASTERACEAE] Youngia rubida Tsiang, Ying, #9254 1930-11-06 China

Holotype of Youngia tenuifolia (Willd.) Babc. and Stebbins subsp. tenuicaulis Babc. and Stebbins [family ASTERACEAE] Youngia tenuifolia tenuicaulis Chaney, R. W., #352 1925-07-17 Mongolia

Holotype of Yucca brevifolia Engelm. f. herbertii J. M. Webber [family AGAVACEAE] Yucca brevifolia herbertii Webber, J. M., #424 1946-04-11 United States

Isolectotype of Yucca louisianensis Trel. [family LILIACEAE] Yucca louisianensis Ball, Carleton R., #558 1899-05-17 - 1899-06-15 United States