INDEX. 
Page. | 
Yam family.-.... 222.22 222222 022020022028 449 
Wild ... 222.22. 22222. eee eee 449 
Yams...- 2-222. 002 ee 828 
Yard grasses. .-.. 022-2228  eee. 135 
Yarrow ....2. 2.2.22 --002. eee ee 812 
Yaupon ..-222. 2202002. 47,122, 608 
Yeatesia, catalogue ___. 22.0222 22222 739 
laetevirems —-20000 0002 94 
Yellow-eyed grass.__.... 0002222222222. 427, 428 
family... 222..220 00222. 
Yellowroot, shrub. _. 20.2222... 02. 5OS 
Yellowwood .--.......22..2. 22222... - 80,557, 609 
Northern ---... 222.2022. 2222222222 2.. 85 
Yew, Florida -....--2-2220 2222 34 
Yucca aloifolia -...2. 22.20. 222222 202... 47,96, 131 
catalogue _...-2.2-2 2-220 -22eo ee eee 440 
filamentosa -.--.2 22222202 eee. 96 
treculeana .......2...220-.....0.. 222... 137 
Yuecas . 2.222 eee eee ST 
Zamia integrifolia.......220000002.00...... 187 
Zannichellia ..........2_- fence eee ee ee 49, 329 
catalogue ..2.2..20022 2 eee 329 
palustris -...22200 0200020022. 127 
Zanthoriza apiifolia 2.0.2.0 222 2... 64,75 
catalogue ....2... 222220 ce eS 
Zanthorylum carolinianum ..2....-..-.--. BST 
catalogue -..... 022202222222 222 eee 5ST 
clava-herculis....-.. 2.2.20. 2222222... 102, 122 
triCUNPUM 222.22 eee eee eee eee ee 5ST 
15894 59 
O 
321 
Page. 
Zea mays ........--.... 68,95, 167, 183, 190, 256, 825 
Zephyranthes - 22.22.0220 0222 eee 97, 123, 447 
Zinnia multiflora. .....-222 0.20.22. 245 
Zizania..... 222.2202. ee eee 49 
aquatica -.... 2-22-22 020 2222. eee.) «18 
catalogue 2.2.2.2 - 202 222.22 ee 52 
clavulosa .. 2-220-220-2222. --2 222 -ee---. ~ BBR 
Awitans. 202 e222 eee eee 
MiNaced. 2.2. 22. eee eee eee eee 
Zizaniopsis.......2.2. 02. —— 
catalogue -.2. 22.2222 eee. 
miliacea..-. 22-2222. 2 ee. 128 
Zizia, catalogue -.--.--2 0 Lee. 
tntegerrima ...020. 002. 645 
pinnatifida. ooo... 2 ee 642 
Zizyphus, catalogue. .......222222..0...... BOY 
vulgaris ..-... 2222222222 22222. 832 
vulgaris... 2202222 eee ee eee 609 
Zornia bracteata -...-.22 2.2220 eee 1l4 
catalogue ---. 222200022 ee 57 
tetraphylla. oo... 02.222 tees ee TO 
Zygadenus .-..... 28 eee 
angustifolius _....2222.2.0 22... 020 0... 114 
catalogue ..2.... 2220222222 ee 437 
glaberrimus -.....2222.2200..2222...... 120 
Zygodesmus, catalogne .......2..2......... 237 
Zygodon..-... 22. wee we eee eee eee eee 300 
Zygophyllaceae.... 22222222 586 
Zythiaceae._... 2. 2... eee 260, 263 
