Galactia fasciculata Vail Isotype
Galactia multiflora Robinson Isotype
Galinsoga longipes J. M. Canne Isotype
Galinsoga subdiscoidea Cronquist Isotype
Galium desereticum Dempst. & Ehrend. Isotype
Galium hystricocarpum Greenm. Isotype
Galium mandonii Britt. Isosyntype
Galium oresbium Greenm. Isotype
Galium pendulum Greenman Isotype
Galium praetermissum Greenman Isotype
Galium pringlei Greenm. Isotype
Galium rzedowskii Dempster Isotype
Galium seatonii Greenm. Isolectotype
Galphimia sessifolia Rose Isotype
Garcia paraviflora Lundell Isotype
Garrya longifolia Rose Isotype
Gaultheria longipes Small Isotype
Gaultheria pringlei Camp Isotype
Gaultheria sphagnicola L. C. Rich Photograph
Gaura neallyi J. M. Coulter Isotype
Gayophytum humile var. hirtellum Munz Isotype
Geissolepis suaedaefolia Robinson Isotype
Gentiana beamanii Pringle Holotype
Gentiana fieldiana Pringle Holotype
Gentiana perpusilla T. S. Brandegee Isotype
Gentiana pumilio Standley & Steyermark Isotype
Gentianella amarella ssp. sandiana J. M. Gillett Isotype
Geranium atropurpureum Heller Isotype
Geranium lozanii Rose Isotype
Geranium nemorale Suksdorf Isosyntype
Geranium pringlei Rose Isotype
Gerardia galvesiana Greene Isotype
Geum gracilipes (Piper) M. E. Peck Unknown
Gilia depressa M.E. Jones ex A. Gray Unknown
Gilia glandulifera Heller Isotype
Gilia gracilis var. elatior Suksdorf Isotype
Gilia gracilis var. pratensis Suksdorf Isotype
Gilia jonesii A. Gray Unknown
Gilia klickitatenis Suksdorf Isosyntype
Gilia mcvickerae M. E. Jones Isolectotype
Gilia pallida Heller Isotype
Gilia pringlei Gray Isotype
Gilia violacea Heller Isotype
Glandularia bipinnatifida var. brevispicata R. E. Umber Isotype
Glandularia chiricahensis R. E. Umber Isotype
Glaux acutifolia Heller Isotype
Gliricidia lambii Fernald Isotype
Gnaphalium altamiranum Greenman Isotype
Gnaphalium bourgovii Gray Isotype
Gnaphalium bourgovii Gray Isotype
Gnaphalium jaliscense Greenman Syntype
Gnaphalium sarmentosum Klatt Isotype
Godetia bingensis Suksdorf Isotype
Goniophlebium pringlei Maxon Unknown
Goniophlebium stramineum Underwood Unknown
Gonolobus caudatus var. trachyanthus Greenman Isotype
Gonolobus chrysanthus Greenman Isosyntype
Gonolobus chrysanthus Greenman Isosyntype
Gonolobus jaliscensis Robinson & Greenman Isotype
Gonzalea glabra Watson Unknown
Gouldia sambucina Heller Isotype
Graphephorum pringlei Scribner ex Beal Isotype
Gratiola mexicana Watson Isotype
Grindelia brownii Heller Isotype
Grindelia eldorae Daniels Isotype
Grindelia glandulosa Greenman Isotype
Grindelia greenmanii Steyermark Isotype
Grindelia oxylepis Greene Isotype
Grindelia oxylepis var. eligulata Steyermark Isotype
Grindelia palmeri Steyermark Holotype
Grindelia squarrosa var. hirtella Robinson & Greenm. Isotype
Grypocarpha hebeclada Blake Isotype
Guardiola rotundifolia Robinson Isotype
Guardiola thompsonii Van Faasen Holotype
Gymnogramma ehrenbergiana var. muralis Pringle Isotype
Gymnolomia calva var. lancifolia Robinson & Greenman Isotype
Gymnolomia canescens Robinson Isosyntype
Gymnolomia decumbens B. L. Robinson Isotype