ILLUSTRATIONS. 
PLATES, Facing page: 
Puate I. Hesperogenia stricklandi.. 2.2.0.0. 2.0002 e ee ee eee ee eee 76 
Il. Drudeophytum glauewm 0.0.0... 0222 ee eee eee eee 82 
INI. Lethergia orogenioides . 20... 0.22.22 eee eee eee cece ee eeee 109 
IV. Ligusticum lethergi... 2.222... 2 20. ee ee eee eee eee ee 134 
a V. Ligusticum eastwoodae 2.222.222 222. ee ee eee eee ee 139 
= VI. Angelica roseand 2.2.0. .0 222 eee ee ee eee ee ee 159 
VII. Leptotaenia leibergi .. 2.2.2.2. 22 eee ee eee ee eee eee 202 
VIII. Leptotaenia minor 2.2.2.0... 00222 2 ee eee eee eee 203 
IX. Lomatium montanuin .......202. 000022 eee eee eee 214 
X. Round Valley, Mendocino County, Cal......2222 2222222202222 eee 295 
XI. Digger pine (Pinus sabiniana)...2..22 22222022022 ee ee ee eee 307 
XII. Digger pine cones ( Pinus sabiniana) ........02.222 20022022 e eee 307 
XIII. Fig. 1. Indian squaw gathering pinole seed. Fig. 2. Pinoleseed... 312 
XIV. Pomo Indian baskets, made chiefly of sedge roots................. 316 
XV. Soaproot (Chlorogalum pomeridianum) ......-.--22.2-222000ee0-e- 319 
XVI. Edible liliaceous bulbs ................2.22----0-- 2200 e cece e ee eee 322 
XVII. Valley white oak ( Quercus lobata) ..2....22 20002. e 343 
& XVIII. Fig. 1. Valley white oak acorns. Fig. 2. Yukisquaw grinding acorns 
for soup and bread. ........2....-2..2-----02-- 2220 -e eee eee eee ee 343 
XIX. Turkey mullein ( Croton setigerus) .....22222--222222- 2-2 eee een eee 363 
XX. California buckeye ( Aesculus californica) 02.02.2222 0202ee eee ee eee 366 
XXI. Manzanita ( Arctostaphylos inanzanita) .22222.222 222 e eee eee eee o74 
j TENT FIGURES. 
Fig. 1. Hydrocotyle cuneata 2.020.022. eee ene eee cece ee eee eee eeeeee 25 
ran 2. Centella asianied ooo. en ee ee eee eee 29 
3. Bowlesia septentrionalis ..0..020.20. 22002220 cee eee eee eee ee eee 31 
4. Sanicula trifoliata 00.0.0 2 22 ee eee eee eee eee eee 32 
5. Eryngium sparganophylliin . 2.22.00. ee ee eee eee eee ee 42 
6. Chaerophyllum tainturier’ dasicarpuin .. 2... c..0 eee ee eee eee eee eee eee 58 
= 7. Washingtonia brachypoda o.. 0.00.20 0 22 ee ee eee ee eee eee 61 
8. Caucalis microcarpa .. 0.0.02. ee ee ee 69 
. 9, Bifora americana 2.0.0.0. 0 0022 eee eee 71 
10. Apiastruim patens 0.022.222. ee eee ee eee eee 7 
ll. Erigenia bulbosa .. 2.2.20. ee ee eee eee 73 
12. Orogenia linearifolia..... 0... cece eee eee ee 74 
13. Miusineon tenuifolium 2.22... 2 22 002 ee ee ee eee eee eee 7 
~ 1A. Deweya arguta . 2. ee eee eee eens 79 
~ BE Drudeophytum hartwegi...2.. 2222200002 ee eee eee eee cece 80 
ge 16, Museniopsis terana 2.22... 2 02. eee eee eee eee 84 
17. Bupleurum americanum. ...2..2 22202002 eee ee eee 84 
: 18. Trepocarpus aethusae ......2 2002220 eee eee 85 
19, Apiuim ammi .... 2222222222 2 ee ee eee eee eee 86 
20. Spermolepis divaricatus.... 0.00.00. 2 2 eee eee ce eee eee eee eee eens 87 
21. Ammoselinum popei ...... 0.0222 ee eee eee eee eeee 89 
22. Zizia cordata 2.22.22. eee ce eee eee eee 90 
23. Harbouria trachypleura .. 2.2.2.0. 000oe ee eee eeeeeeeeeeeeeeee 93 
24. Cicuta maculata... 2.2.0.2 eee eee eee eee eee 94 
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