423] 



275 



References to tbe Flora are in brackets f 1 



Virginianum 25, 



Bouncing Bet [118 



Bouteloua [67 



hirsuta 15,18, [67 



oligostachya 14,15,18, [67 



racemosa [67 



Box elder 12, [168 



common [168 



Texan [168 



Bracken [50 



Bracted bindweed [196 



inland [196 



Brake, hairy [50 



Bramble [141 



Brassica [131 



campestris 46, [132 



juncea 45, [131 



nigra 45, [132 



Brassicaceae [127 



Breadroot, Indian [160, 



Brickellia, grandiflora minor. . . [225 



Brickellia [225 



umbellate [225 



white-stemmed [226 



Brier 21, [148 



Bristle-grass [78 



long-leaved [78 



short-leaved [78 



Brome-grass [74 



lanate [75 



large marginate (74 



marginate, large [74 



Pumpelly's [75 



quake-grass [75 



Richardson's [75 



Bromus [74 



brizaeformis 44, [75 



hordeaceus 44, [75 



lanatipes 27, [75 



marginatus latior 14, [74^ 



mollis [75 



Porteri lanatipes [75 



Pumpellianus 14,27, [75 



Richardsonii 27, [75 



secalinus 44, [75 



tectorum 44, [75 



Brooklime [214 



American [214 



Broom-grass 13, [57 



Broom-rape family [219 



Brunella, see Prunella 



Buchloe dactyloides [67 



Buckthorn family [168 



Buckwheat, false [108 



common [108 



Buffalo berry [175 



Canadian [175 



Buffalo grass 13, [67] 



common [67] 



false [68] 



Bugloss [204] 



small [204] 



Bugseed [110] 



marginal-friuted [HO] 



Bulbilis [67] 



dactyloides [67] 



Bull pine 20,24,25,31, [53] 



Bulrush 10, [79] 



great [80] 



pale [80] 



Bunch-flower family [88] 



Bunch-grass 20, [57] 



blue [74] 



Bur-grass [59] 



Bur-marigold [244] 



glaucescent [244] 



Bur nightshade [209] 



common [209] 



Bur-reed [55] 



narrow-leaved [55] 



Bur-reed family [55] 



Bursa [128] 



Bursa-pastoris 45, [128] 



Buttercup [122] 



Adonis-like [123] 



Macoun's [124] 



northern [123] 



BUTTERWORT FAMILY [219] 



Button-snakeroot [226] 



Cactaceae [174] 



Cactus [174] 



viviparus [174] 



Cactus 6, 19 



ball [174] 



viviparous [174] 



Cactus family [174] 



Cactus mesa society 18, 19 



Calamagrostis [64] 



Canadensis [65] 



purpurascens 27,31, [64] 



Calamus [87] 



Calandrinia pygmaea [114] 



Calceolaria [172] 



linearis..... 22, [172] 



Callisteris collina [197] 



leucanlha [197] 



Callitrichaceae [166] 



Callitriche... [166] 



autumnalis [166] 



bifida 10, [166] 



palustris 10, [166] 



Calochortaceae [94] 



Calochortus [94] 



Gunnisonii 18, [94] 



