SOBRALIA, 109,110 
macrantha Lind/l., 190 
pubescens Cogn., 109,110,119 
Rodriguesii Cogn., 109,119 
Sobraliinae, 111 
Solanaceae, 166 
SOLANUM 
Jamesii Torr., 166 
SOLIDAGO 
sarothrae Pursh, 168 
Spectacle-pod, 163 
SPIRANTHES, 70,71 
Beckii Lindl., 91 
brevilabris Lindl., 74,75 
cernua (L.) L.C.Rich., 71, 
80,81,91 
var. odorata ( Nutt.) Correll, 
71,79,91 
cranichoides (Griseb.) Cogn., 
91 
elata (Sw.) L.C. Rich., 91 
Jloridana Cory, 76 
gracilis (Bigel.) Beck, 75,77, 
78,91 
var. brevilabris (Lind. ) 
Correll, 74,78,91 
var. floridana (Wherry) Cor- 
rell, 76,91 
<laciniata (Small) Ames, 84, 
92 
longilabris Lind/., 92 
lucida (H. H. Eaton) Ames, 92 
odorata Lindl., 79,80,81 
orchioides sensu Kranzl., 186 
ovalis Lindl., 92 
polyantha Reichb,f., 92 
praecox (Walt.) S.Wats., 84, 
92 
Romanzofhana Cham., 70,71, 
92 
tortilis (Sw.) L.C. Rich., 92 
vernalis Engelm. & Gray, 75, 
84,92 
Spreading Pigweed, 162 
STANLEYA 
albescens M. FE. Jones, 163 
STELIS 
cyclopetala Schltr., 38 
ovatilabia Schitr., 38 
STENOPTERA 
acuta Lindl., 185 
cardinalis Lindl., 185 
elata Schltr., 185 
pilifera (HBK.) C.Schweinf., 
185 
STENORRHYNCHUS 
orchioides (Sw. ) L.C. Rich. ,92 
STIPA 
hymenoides R. & S., 158 
SUAEDA 
fruticosa (L.) Forsk., 156,161 
intermedia S.Wats., 161 
Su-yuh, 164 
THELESPERMA 
gracile (Torr.) 4.Gray, 168 
Thistle Family, 166 
tie-tie, 139 
TIPULARIA 
discolor (Pursh) Nutt., 70,92 
to-no, 199 
TRIPHORA 
cubensis (Reichb,f.) Ames, 92 
trianthophora (Sw.) Rydb. ,92 
TROPIDIA, 110,111 
polystachya (Sw.) Ames, 92 
Tropidieae, 110,111 
Tropidiinae, 111 
Tumble Weed, 161 
[ xxiii ] 
