278 SEMI-CENTENNIAL OF TORREY BOTANICAL CLUB 
Agalinis tine’ Did лтан Сар uie cite E 8-10 pink-purple Т 
DA SUN ULM D IDEST АО CET ани Т E 5 white E 
Gratiola NIE UA UL equ на салала MIX AU RE NES 6-7 yellow 
ыы dude E ала сара талы 7202 7-9 yellow T 
ifia ОЦЕНИ аси с eRe ou ey I ee 6-8 yellow T 
CONS SENSE AL LIU КЫ <a ha odes mele ek NI 
ДООЛОР НЕНІ ысы 
отит ТЕМИ лауа 6-8 СУ Y 
Castalia odorall тас oe Loo VOLI A огл. 
С БИЛЛИ: o Loos Gas te ER s 7-8 rink Y 
Rhynchospora glomerata. si о v C rad 
нек КИЛЫ I О, ooo ууу Ee шш. 8—10 Е M 
Drosera ЧИНЕ LC RESQUE 6-8 pink-purple 
оное ap. s a eas CSV ION BR Oe IS 2: 7 
Deren соната ле aaa 7-9 yellow T 
ЖЕКИРЕ Cou pb орысты or 
Solidago ace Well eet quee ote ee aa wk ра 8-10 yellow Y 
спринта Она rre арыма 8-0 white 
is мааи Ж аы ыар Ке Р ОЕ О РЕКИ 
e А hispana quc МЕР UY 9 blue Y 
odium adpressum 
жа уина о Е С ETC LEES —9 blue 
HM COP MNES a Lu. RU Ду суузы Уу. 9-10 white Y 
жен Ya MOERS o тауа ES 6-7 white T 
“илен Сен CL I oL т NE 6 green T 
Mosses 
Sphagnum sp. (perhaps more than one) 
. The majority of the shrubs and vines bloom in early summer 
and have white flowers and fleshy fruits. Among the herbs the 
proportion of aestival pink-purple flowers, and of tonoboles, is 
noticeably larger than on the uplands, and there are few or no 
fleshy fruits. There are, however, many species whose mode 
of dissemination is not certainly known.* Some of these doubt- 
less have seeds that float downstream, and are carried in other 
directions on the feet of aquatic birds. The shrubs that bear 
capsules are perhaps to be classed as tonoboles. 
Weeds. Many of the roads across the Plains are entirely 
unimproved, mere wheel-tracks, which are shifted a little from 
time to time as the ruts become too deep, in precisely the same 
manner as some of those in eastern Colorado described recently by 
Shantz.t Along almost every such road can be found Euthamia 
* See Torreya 8: 159. 1908 
1 Jour. Ecology 5: 19-42. "gi I-23. March, 1917. Several of the illustrations in 
that paper could be matched very closely on the Hempstead Plains, and much of 
the text would apply very well too, except for the names of the plants discussed. 
