358 



GENERA OF NORTH AMERICAN FLOWERING 



AND 



FILICOID PLANTS, 



ARRANGED ALPHABETICALLY 



WITH THE NUMBER OF THE ORDER TO WHICH THEY BELONG, 



- Abies, 143 

 Abronia, 93 



• Acacia, 45 



- Acalypha, 55 

 *Acer, 63 



, Achillea,, 113 



Actinospermum, 113 



Achlys. 17 



Achyranthes, 87 



Acmella, 113 



Acnida, 90 

 fcAconitum, 3 

 — Acorus, 167 



Acrostichum, 174 

 ..Aetata, 3 



Actinella, 113 



Adcnarium, 81 



Adenocaulon, 113 



Actinomeris, 113 

 . Adiantum, 174 



Adoxa, 24 



Adonis, 3 

 , Adlumia, 10 



JEgilops, 171 



./Eschynomene, 45 



• iEsculus, 61 

 „ ^Ethusa, 2 



Agathyrsus, 113 



Agave, 148 

 . Agrimonia, 41 

 — Agrostcmma, 81 

 •Agrostie, 171 

 ••Aira, 171 



Ajuga, 138 



Alchemilla, 40 

 •Aletris, 160 

 «. Alisma, 140 



Allionia, 93 



- Allium, 160 



- Alnus, 50 

 Alopecurus, 171 

 Alyssum, 9 



- Anielaiichier, 42 

 •Amaranthus, 88 



Amaryllis, 152 



• Ambrosia, 113 

 A melius, 113 

 Ammannia, 33 

 Ammi, see Discoplcura 

 Amorpha, 45 



- Amphicarpa, 45 

 Amsonia, 119 

 Amyris, 66 

 Anabasis, 91 



•vAnagrallis, 81 

 Anatherix, 118 

 Androcera, see Nycterium 



* Andromeda, 102 

 Andropogon, 171 

 Androsace, 127 

 Anemagrostis, 171 



■•Anemone, 3 



* Angelica, 2 

 ■•Antennaria, 113 

 — Anthemis, 113 



•» Anthoxanthum, 171 

 mm Antirrhinum, 130 

 Apargia, 113 

 Aplectrum, 155 

 v Apios, 45 



— Apocynum, 119 

 Aphragmus, 9 



«» Aquilegia, 3 

 mm Arabis, 9 

 •» Aralia, 1 



* Arbutus, 102 

 .. Archemora, 2 

 „ Arctium, 113 

 *• Arenaria, 81 

 ■m. Arethusa, 155 

 •» Argemonc, 4 



Aristida, 171 



Aristolochia, 37 



Armeria, 110 



Arnica, 113 

 »» Aronia, see Pyrus 

 ••Artemisia, 113 



— Arum, 167 

 •-Arundo, 171 

 ^ Asarum, 37 

 ^ Asclepias, 118 



Ascyrum, 23 



Asimina, 12 

 ^Asparagus, 160 

 m Aspidium, 174 

 , Asplenium, 174 

 . Aster, 113 



Astilbe, 24 

 <» Astragalus, 15 



Athcropogon, 171 

 «. Atragenc, 3 



A tie ma, 2 



Atriplex, 89 



Aulaxia, 171 

 ••A vena, 171 



Aviccnnia, 136 

 ..Azalea, 102 



Azolla, 176 



Baccharis, 113 



Balduina, 113 

 «» Barbarea, 9 

 ^ Baptioia, 45 



Bartonia, 120, 132 



Bartsia, 131 



Batschia, 139 



Beckmannia, 171 



Bejaria, Mx. \ lft9 



Befaria, Ph. \ 

 •Bellis. 113 

 ^Berberis, 17 



Berchemia, 59 

 m Betula, 50 

 m Bidens, 113 

 ^Bignonia, 135 



• Blechnum, 174 

 Blephilia, 138 

 Bletia, 155 



— Blitum, 90 

 Boebera, 113 



— Bcehmeria, 46 

 Boerhavia, 93 

 Boltonia, 113 

 Borkhausia, 113 

 Borya, 55 



■■Botrychium, 174 



Brachyris, 113 

 ^Brasenia, 7 



Braya, 9 



Briza, 171 



Broditea, 160 

 mm Bromus, 171 



Brunnichia, 92 



Bumelia, 101 



Burmannia, 150 



Buphthalmum, 113 



Bupleurum, 2 



Cabomba, 1 



• Cacalia, 113 

 -Cactus, 28 



Cakile, 9 

 ■**+{ 'aladium, 167 



< 'alaniilitha, 138 

 —Calla, 167 



( alamagrostis, 171 

 Callicarpa, 137 

 Calliopsis, 113 

 C'allitriche, 97 

 CalochortuB, 163 



< alopogon, 155 

 •■•Caltna, 3 



■■Calycanthus, 15 



Calycium, 1 13 

 mCalymenia, sec Oxybaphus 

 #»Calypso, 155 



' '.. ni|ialilll:i, 105 



Ganna, 156 



Cantua, see Gilia 



Capraria, 130 



Gaprifolium, 116 

 "• Capsella, 9 

 • Capsicum, 132 



