290 



[438 



References to the Flora are in brackets [ T 



Ladies' tresses [96 



narrow-spiked [96 



Lady's thumb [107 



common [107 



dock-leaved [107 



Muhlenberg's [107 



Lambkill [186 



Lamb's quarters [108 



Lamiaceae [205 



Lappula [200 



angustata 26, [200 



cupulata 16. [200 



floribunda 26, [200 



occidentalis 16, [200 



Larkspur 34, [119 



Barbey's [120 



garden [120 



Nelson's [120 



Penard's [120; 



plains [120 



western [120. 



Lathyrus [161 



leucanthus 21, 25, [161 



Laurel, swamp [186 



Lavauxia [179 



brachycarpa [179 



Lead plant [159 



Leather flower [121 



Jones's [121 



woolly [121 



Leersia oryzoides [59 



Lemna 187 



gibba 10, [87 



minor 10, [87 



Lemnaceae [87 



Leonurus [206 



Cardiaca 45, [206 



Lepargyraea [175 



Canadensis 25, [175 



Lepidium [127 



divergens [127 



Draba [127 



medium [127 



Leptasea [138 



austromontana 36, 42, [138 



chrysantha 42, [138 



flagellaris 42, [138 



Hirculus [138 



Leptilon [239 



Canadense 45, [239 



pusillum [239 



Lesquerella [128 



Shearis [128 



Lettuce [258 



common blue [259 



common wild [259 



Louisiana [259 



prickly [259] 



showy [259] 



Lecocrinum [92] 



montanum [92] 



Liatris punctata [226] 



Lichens 29 



Ligusticum [183] 



affine [183] 



Porteri 23,26,(183] 



scopulorum [184] 



LiLIACEAE [92] 



Liliales [88] 



Lilium [92] 



Philadelphicum montan- 

 um 28, [92] 



Lily [92] 



Mariposa 17,18,27, [94] 



mountain 27, [92] 



pond 34, [125] 



sand [92] 



Lily family [92] 



lily-of-the-valley family. . [93] 



Limnorchis [95] 



borealis 33, [96] 



laxiflora 22,28, [96] 



stricta 33, [95] 



viridiflora 22,28, [95] 



Limose society 10 



Limosella [214] 



aquatica 10, 34, [214] 



LiNACEAE [163] 



Linanthus [196] 



Harknessii [196] 



Linanthus, Harkness' [196] 



Linaria [211] 



Canadensis 20, [211] 



Linnaea [221] 



Americana 26, [221] 



Linum [163] 



Lewisii 15, 19, [163] 



perenne Lewisii [163] 



pratense [163] 



Lip-fern [51] 



Fendler's [51] 



woolly [51] 



Lippia cuneifolia [205] 



Liquorice, wild [159] 



Listera borealis [96] 



nephrophylla [96] 



Lithosperraura [203] 



albescens [203] 



angustifoUum [203] 



breviflorum 16, [203] 



canescens 14, [203] 



linearifoliura [203] 



Little red elephant [218] 



Greeland [218] 



