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)- Alstroemeria (1 member)
- Alternanthera (10 members)
- Alternanthera ficoidea (1 member)
- Althaea (4 members)
- Alvaradoa (2 members)
- Alvaradoa amorphoides (1 member)
- Alyssum (6 members)
- Amaranthaceae (24 members)
- Amaranthus (6 members)
- Amaranthus sect. Acanthochiton (1 member)
- Amaranthus sect. Acnida (4 members)
- Amaranthus sect. Saueranthus (4 members)
- Amaranthus subg. Acnida (6 members)
- Amaranthus subg. Albersia (15 members)
- Amaranthus subg. Amaranthus (14 members)
- Amauriopsis (1 member)
- Amberboa (1 member)
- Amblyodon (1 member)
- Amblyolepis (1 member)
- Amblyopappus (1 member)
- Amblystegiaceae (40 members)
- Amblystegium (1 member)
- Ambrosia (22 members)
- Amelanchier (20 members)
- Amelanchier alnifolia (3 members)
- Amelanchier canadensis (2 members)
- Amelichloa (3 members)
- Amerorchis (1 member)
- Amianthium (1 member)
- Ammannia (5 members)
- Ammophila (3 members)
- Ammophila breviligulata (2 members)
- Amoreuxia (3 members)
- Ampelaster (1 member)
- Ampelodesmos (1 member)
- Ampelopsis (3 members)
- Amphiachyris (2 members)
- Amphibromus (3 members)
- Amphicarpum (2 members)
- Amphidium (3 members)
- Amphipappus (2 members)
- Amphipappus fremontii (2 members)
- Amphiscirpus (1 member)
- Anacamptodon (1 member)
- Anacolia (2 members)
- Anagallis (4 members)
- Anaphalis (1 member)
- Ancistrocactus (2 members)
- Ancistrocarphus (2 members)
- Andreaea (11 members)
- Andreaeaceae (2 members)
- Andreaeobryaceae (2 members)
- Andreaeobryum (1 member)
- Andromeda (2 members)
- Andromeda polifolia (2 members)
- Andropogon (4 members)
- Andropogon glomeratus (5 members)
- Andropogon gyrans (2 members)
- Andropogon sect. Andropogon (2 members)
- Andropogon sect. Leptopogon (16 members)
- Andropogon ternarius (2 members)
- Andropogon virginicus (3 members)
- Androsace (7 members)
- Androsace chamaejasme (1 member)
- Androsace elongata (1 member)
- Androstephium (2 members)
- Anelsonia (1 member)
- Anemia (3 members)
- Anemiaceae (2 members)
- Anemone (33 members)
- Anemone drummondii (2 members)
- Anemone edwardsiana (2 members)
- Anemone multifida (4 members)
- Anemone narcissiflora (3 members)
- Anemone oregana (2 members)
- Anemone patens (1 member)
- Anemone quinquefolia (2 members)
- Anemone virginiana (3 members)
- Anemopsis (1 member)
- Angelonia (1 member)
- Angle (5 members)
- Anisocarpus (2 members)
- Anisocoma (1 member)
- Annona (2 members)
- Annonaceae (6 members)
- Anoda (7 members)
- Anoectangium (3 members)
- Anomobryum (2 members)
- Anomodon (8 members)
- Anomodontaceae (4 members)
- Anredera (2 members)
- Antennaria (41 members)
- Antennaria friesiana (3 members)
- Antennaria howellii (4 members)
- Antennaria luzuloides (2 members)
- Antennaria monocephala (2 members)
- Antennaria parlinii (2 members)
- Antennaria pulcherrima (2 members)
- Antennaria rosea (4 members)
- Anthemis (2 members)
- 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)