INDEX TO BOTANICAL RETOUT. 



Page. 



Abies 69 



Abronia 54, 68 



Aconitum _ 51 



Acer 51,57 



Acerates 46 



Achillea 45,65 



Achlys 5C 



Actiea 40,56 



Actiaella 45 



Aira 71 



Adiantum 49,71 



Alisma 48 



Allium 48 



Alnus 69 



Alopecurug 70 



Ambrosia 44 



Amelanchier 60 



Amorpha 42 



Ammannia 43 



Ampelopsis.. 41 



Amsinckia 67 



Ampliicarjwa 41 



Andropogon 49 



Anemone 40 



Anoplon... . . . 45 



Anoplanthus... 45 



Antennaria 45, f>5 



Anticlea 70 



Aphyllon 45, C7 



Aplopappus 44 



Apocyuum 46, 54 



Aquilegia 40, 55 



Aralia 44 



Arabis 40,56 



Arbutus 66 



Archangelica 62 



Argemone 40 



Armeria 67 



Arctostaphylos 66 



Arenaria 57 



Arnica 53, 65 



Artemisia 45, 53, 65 



Arum 48 



Asarum 46,68 



Aspidium 71 



Asplenium 49 



Asclepias - 46, 54 



Aster 44,51,64 



Astragalus 42, 51 



Atriplex 46 



10 t 



Pagr. 



Bahia gS 



Ealsaraorhiza 65 



Barbarea 55 



Bear- wood.... .._ 57 



Berberis , 55 



Bidens .,. 65 



Blechnum _ 41 



Blephilia 45 



Blitum 64 



Butrycliium _ 49 



Bouteloua 4g 



Brickellia 51 



Broad-leaved trees 27 



Brodiea gg 



Brunella 67 



Callophyllis 71 



Calamagrostis 48, 71 



Calandrinia 57 



Calochortus 48 54 



Calypso 69 



Calystegia 46,68 



Camaesia 70 



Campanula 45, 54, 65 



Capsella 41,56 



Carex 48,70 



Cardamine.... . 56 



Cascade mountains 13 



Castilkja 45,54,67 



Ceanothus 41, 57 



Cerastium 41,57 



Cerasua 42,59 



Ceratochloa 71 



Chenopodium 68 



Chamaerhodoa 43 



Chimaphila 66 



Cb ryseis 56 



Chrysopsis 44, 53 



Chrysosplenium 62 



Circayi 43,61 



Cirsium 45, 65 



Cistopteris 49 



Claytonia 57 



Clematis 40 



Cleome 41,51 



Climate of western region 32 



Coinogyne.... ■ 65 



Collinsia 67 



Collomia 46,54,68 



Comandra 47 



Comarmn 60 



