Categories
The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
(first | last) View (previous 250 | next 250) (20 | 50 | 100 | 250 | 500)- Anthenantia (2 members)
- Anthephora (1 member)
- Anthoxanthum (8 members)
- Anthoxanthum monticola (2 members)
- Antigonon (1 member)
- Antirrhinum (1 member)
- Antitrichia (2 members)
- Anulocaulis (5 members)
- Anulocaulis leiosolenus (4 members)
- Aongstroemia (1 member)
- Apacheria (1 member)
- Apera (2 members)
- Aphanes (3 members)
- Aphanisma (1 member)
- Aphanorrhegma (1 member)
- Aphanostephus (6 members)
- Aphanostephus ramosissimus (2 members)
- Aphanostephus skirrhobasis (3 members)
- Aphragmus (1 member)
- Aplectrum (1 member)
- Aplodon (1 member)
- Apluda (1 member)
- Apodanthaceae (2 members)
- Apodanthera (2 members)
- Apodanthera undulata (1 member)
- Aponogeton (1 member)
- Aponogetonaceae (2 members)
- Aptenia (1 member)
- Apteria (1 member)
- Aquilegia (23 members)
- Aquilegia coerulea (4 members)
- Aquilegia formosa (3 members)
- Arabidopsis (6 members)
- Arabidopsis arenosa (1 member)
- Arabidopsis lyrata (3 members)
- Arabis (16 members)
- Arabis pycnocarpa (2 members)
- Araceae (16 members)
- Arachniodes (1 member)
- Arbutus (3 members)
- Arceuthobium (9 members)
- Arceuthobium campylopodum (13 members)
- Arceuthobium vaginatum (1 member)
- Archidiaceae (2 members)
- Archidium (6 members)
- Arctagrostis (2 members)
- Arctagrostis latifolia (2 members)
- Arctanthemum (2 members)
- Arctanthemum arcticum (2 members)
- Arctium (3 members)
- Arctoa (3 members)
- Arctomecon (3 members)
- Arctophila (1 member)
- Arctostaphylos (77 members)
- Arctostaphylos bakeri (2 members)
- Arctostaphylos canescens (2 members)
- Arctostaphylos crustacea (6 members)
- Arctostaphylos glandulosa (8 members)
- Arctostaphylos hookeri (2 members)
- Arctostaphylos manzanita (6 members)
- Arctostaphylos mewukka (2 members)
- Arctostaphylos montana (2 members)
- Arctostaphylos nevadensis (2 members)
- Arctostaphylos nummularia (2 members)
- Arctostaphylos parryana (3 members)
- Arctostaphylos pringlei (2 members)
- Arctostaphylos stanfordiana (3 members)
- Arctostaphylos tomentosa (4 members)
- Arctostaphylos viscida (3 members)
- Arctotheca (1 member)
- Arctotis (2 members)
- Arctous (2 members)
- Ardisia (4 members)
- Area (2 members)
- Arecaceae (6 members)
- Arecaceae (tribe Areceae) subtribe Dypsidinae (2 members)
- Arecaceae (tribe Areceae) subtribe Ptychospermatinae (2 members)
- Arecaceae (tribe Areceae) subtribe Roystoneinae (2 members)
- Arecaceae (tribe Cocoeae) subtribe Bactridinae (2 members)
- Arecaceae (tribe Cocoeae) subtribe Butiinae (4 members)
- Arecaceae (tribe Cocoeae) subtribe Elaeidinae (2 members)
- Arecaceae (tribe Corypheae) subtribe Livistoninae (8 members)
- Arecaceae (tribe Corypheae) subtribe Sabalinae (2 members)
- Arecaceae (tribe Corypheae) subtribe Thrinacinae (6 members)
- Arecaceae subfam. Arecoideae (6 members)
- Arecaceae subfam. Ceroxyloideae (4 members)
- Arecaceae subfam. Coryphoideae (4 members)
- Arecaceae tribe Areceae (6 members)
- Arecaceae tribe Caryoteae (2 members)
- Arecaceae tribe Cocoeae (6 members)
- Arecaceae tribe Corypheae (6 members)
- Arecaceae tribe Cyclospatheae (2 members)
- Arecaceae tribe Hyophorbeae (2 members)
- Arecaceae tribe Phoeniceae (2 members)
- Arenaria (11 members)
- Arenaria lanuginosa (2 members)
- Arenaria serpyllifolia (2 members)
- Arethusa (1 member)
- Argemone (20 members)
- Argemone albiflora (2 members)
- Argemone corymbosa (2 members)
- Argemone munita (4 members)
- Argemone pleiacantha (3 members)
- Argemone squarrosa (2 members)
- Argyranthemum (1 member)
- Argyrochosma (7 members)
- Argyrochosma limitanea (2 members)
- Argythamnia (14 members)
- Argythamnia brandegeei (1 member)
- Argythamnia mercurialina (2 members)
- Arida (6 members)
- Ariocarpus (2 members)
- Ariocarpus fissuratus (1 member)
- Arisaema (2 members)
- Aristida (35 members)
- Aristida californica (2 members)
- Aristida dichotoma (2 members)
- Aristida longespica (2 members)
- Aristida purpurascens (3 members)
- Aristida purpurea (7 members)
- Aristida ternipes (2 members)
- Aristocapsa (1 member)
- Aristolochia (12 members)
- Aristolochiaceae (6 members)
- Arivela (1 member)
- Armeria (2 members)
- Armeria maritima (4 members)
- Armoracia (1 member)
- Arnica (29 members)
- Arnica angustifolia (2 members)
- Arnica griscomii (2 members)
- Arnica lanceolata (2 members)
- Arnoglossum (8 members)
- Arnoseris (1 member)
- Aronia (2 members)
- Arrangement (6 members)
- Arrhenatherum (1 member)
- Arrhenopterum (1 member)
- Artemisia (8 members)
- Artemisia arbuscula (3 members)
- Artemisia borealis (2 members)
- Artemisia campestris (3 members)
- Artemisia cana (3 members)
- Artemisia globularia (2 members)
- Artemisia laciniata (2 members)
- Artemisia ludoviciana (6 members)
- Artemisia norvegica (1 member)
- Artemisia subg. Absinthium (5 members)
- Artemisia subg. Artemisia (31 members)
- Artemisia subg. Drancunculus (10 members)
- Artemisia subg. Tridentatae (14 members)
- Artemisia tridentata (4 members)
- Artemisia tripartita (2 members)
- Arthraxon (1 member)
- Arthrocnemum (1 member)
- Aruncus (2 members)
- Aruncus dioicus (4 members)
- Arundinaria (3 members)
- Arundo (1 member)
- Asanthus (1 member)
- Asarum (6 members)
- Aschisma (1 member)
- Asemeia (1 member)
- Asimina (9 members)
- Asimina longifolia (2 members)
- Asparagus (4 members)
- Asphodelus (1 member)
- Aspicarpa (2 members)
- Aspidotis (3 members)
- Aspleniaceae (2 members)
- Asplenium (33 members)
- Asplenium scolopendrium (1 member)
- Asplenium trichomanes (2 members)
- Aster (3 members)
- Aster alpinus (1 member)
- Asteraceae (28 members)
- Asteraceae (tribe Heliantheae) subtribe Ambrosiinae (22 members)
- Asteraceae (tribe Heliantheae) subtribe Baeriinae (14 members)
- Asteraceae (tribe Heliantheae) subtribe Chaenactidinae (38 members)
- Asteraceae (tribe Heliantheae) subtribe Clappiinae (4 members)
- Asteraceae (tribe Heliantheae) subtribe Coreopsidinae (14 members)
- Asteraceae (tribe Heliantheae) subtribe Dimeresiinae (2 members)
- Asteraceae (tribe Heliantheae) subtribe Ecliptinae (62 members)
- Asteraceae (tribe Heliantheae) subtribe Flaveriinae (6 members)
- Asteraceae (tribe Heliantheae) subtribe Gaillardiinae (22 members)
- Asteraceae (tribe Heliantheae) subtribe Galinsoginae (8 members)
- Asteraceae (tribe Heliantheae) subtribe Guardiolinae (2 members)
- Asteraceae (tribe Heliantheae) subtribe Helianthinae (16 members)
- Asteraceae (tribe Heliantheae) subtribe Hymenopappinae (2 members)
- Asteraceae (tribe Heliantheae) subtribe Jaumeinae (2 members)
- Asteraceae (tribe Heliantheae) subtribe Madiinae (40 members)
- Asteraceae (tribe Heliantheae) subtribe Marshalliinae (2 members)
- Asteraceae (tribe Heliantheae) subtribe Melampodiinae (6 members)
- Asteraceae (tribe Heliantheae) subtribe Milleriinae (2 members)
- Asteraceae (tribe Heliantheae) subtribe Pectidinae (18 members)
- Asteraceae (tribe Heliantheae) subtribe Peritylinae (4 members)
- Asteraceae (tribe Heliantheae) subtribe Polymniinae (2 members)
- Asteraceae (tribe Heliantheae) subtribe Rudbeckiinae (4 members)
- Asteraceae (tribe Heliantheae) subtribe Varillinae (2 members)
- Asteraceae (tribe Heliantheae) subtribe Zaluzaniinae (2 members)
- Asteraceae tribe Anthemideae (52 members)
- Asteraceae tribe Arctotideae (6 members)
- Asteraceae tribe Astereae (154 members)
- Asteraceae tribe Calenduleae (8 members)
- Asteraceae tribe Cardueae (34 members)
- Asteraceae tribe Cichorieae (98 members)
- Asteraceae tribe Eupatorieae (54 members)
- Asteraceae tribe Gnaphalieae (38 members)
- Asteraceae tribe Heliantheae (48 members)
- Asteraceae tribe Inuleae (6 members)
- Asteraceae tribe Mutisieae (14 members)
- Asteraceae tribe Plucheeae (6 members)
- Asteraceae tribe Senecioneae (58 members)
- Asteraceae tribe Vernonieae (12 members)
- Astilbe (1 member)
- Astraea (1 member)
- Astranthium (3 members)
- Astrolepis (6 members)
- Astrolepis cochisensis (3 members)
- Astrolepis sinuata (2 members)
- Astrophytum (1 member)
- Atamisquea (1 member)
- Athyrium (5 members)
- Athyrium alpestre (0 members)
- Athyrium distentifolium (1 member)
- Athyrium filix-femina (4 members)
- Athysanus (2 members)
- Atrichoseris (1 member)
- Atrichum (9 members)
- Atriplex (6 members)
- Atriplex acanthocarpa (2 members)
- Atriplex argentea (5 members)
- Atriplex canescens (4 members)
- Atriplex cordulata (2 members)
- Atriplex coronata (3 members)
- Atriplex elegans (2 members)
- Atriplex gardneri (7 members)
- Atriplex garrettii (2 members)
- Atriplex glabriuscula (3 members)
- Atriplex gmelinii (2 members)
- Atriplex parishii (5 members)
- Atriplex powellii (2 members)
- Atriplex saccaria (3 members)
- Atriplex sect. Atriplex (1 member)
- Atriplex sect. Covilleiae (1 member)
- Atriplex sect. Dialysex (2 members)
- Atriplex sect. Endolepis (1 member)
- Atriplex sect. Obione (18 members)
- Atriplex sect. Phyllostegiae (1 member)
- Atriplex sect. Pleianthae (1 member)