a 
eee 
it sree ea of abroni 
pe diffused i in the barren regione towards the st a Mountains. It belongs t to the sian 
NYCTAGIN, fe ny a mo 
a4 _ Oxybaphus. nyctayinea, (Torr. on Ja at r aie 
(Nutt.) Kansas river, June 2 
ee 
Plants.) -Calymenia nyctaginea, 
seats 
id and glandularly pubesent;Teaves a3 te 1 indul 
Abronia mellifera, (Dougt )- Noah be ihig Piatto, or ae 
ly) micranth ‘Visci 
of the er plant ‘above afoot aes les 
asthe lamina. Heads axillary. Involucre 5-leaved, 8 to 14-flowered;” iditonigchy 
nate. Perianth es (purplish, ) 3'to. 4 lines Jong; lobes semi-ovate, sbiae Ebeeeonivedied 
“in the middle of the unequal; anthers ovate; sagittate at the base. Ovary oblong, clothed 
with the 3-winged si of the calyx; he pam — filiform clavate, incuceet- Mature 
-‘achenium about 7 lines long a Gb broad, nearly equal, mem 
wae ae reticulated. Seed oblong. Embryo eonduplicate, involving the deeply 2-partedimealy 
albumen; radicle linear-terete; inner cotyledon abortive! outer one ehbong, foliaceous, concave, 
as a as the radicle. This interesting plant differs from its 
rianth, 3 to 4 androus flowe db . Sees « but I 
onia. It ma may pose be a ditt gon 
_* POLYGONA ACEA 
ners in its funnel-form pe-~ 
‘eee 
Persicarig, (Linn.) North fork of the Platte. a ee 
P. avieulare, (Linn.)..¢ With the preceding. @ © ~~, =~ : “ : 
P. amphibium, (Linn.) Sweet Water river. August ee: te 
WP, viviparum, (Linn.) Black hills. July 26. Ps r & “Fs an ong 
Rumezx salicifolius, (Weinn.) With the precedin; * a 
Oxyria reniformis, ( Alpine tegion of the | river mountains. Aviat 13-16, 
. Eriogonum ova 
ovalifolium, (Nutt. Horse-shoe creek, Upper North fork of the Platte. July, 22, 
E. cespitosum, (Nutt.} With the preceding. 
E. umbellatum, | (Torr. “) in Ann. Lyc. Nat. Hist. N. Yous ii, p Bale ‘so Water river, ‘Avg. 7. 
EeFrement ne Sp With the preceding. ” ach = : 
