[ 174 ] 90 
LOASACES. % 
Menizelia nuda, (Torr. and Gr.) North fork of the Platte. July 14, 
; GROSSULACE. 
Ribes cereum, (Lindl.) Sweet. Water of the Platte. August 2-4. 
R. lacustre, (Poir.) bd Ae “8 leaves deeply lobed. _R. echinatum, (Dougl. ) Per- 
haps a distinct 
R. irriguum, dies. With the preceding. 
-CACTACER. 
Opuntia Missouriensis, (DC.) Forks of the Platte. July2. | aes 
CRASSULACES. | 
Sedum rhodiola, (DC.) Ona lake in Wind river mountains. August 12-17. 1 
UMBELLIFERE. ee 
Heracleum lanatum, (Michx.?) Leaves only. “The leaves are more glabrous than in the ordinary, 
form of the plant. “Alpine region of the Wind river mountains. 
Polytenia — (DC.) On the Kansas. June 20. 
Sium ? incisum, n. sp. Stem sulcate; segments of the leaves distant, deeply incised or pinnatified; 
hal itver'teatts or divisions often elongated and linear. . North fork of f the Platte. July 12, 
Edosmia Gardineri, (Torr, and Gr.) eee fruit. ; eee 
Cicuta maculata, (Linn. .) _Lower Platt 
Musenium tenuifolium, (Nutt.) acs of the Wind river mountains. Ss 
CORNACE. 
Cornus stolonifera, (Michx.) Ona lake in the Wind river mountains. August 12-17. 
©. circinata, “oes On the Platte. 
‘CAPRIFOLIACE®. 
Symphoricarpus occidentalis, (R. Brown.) ‘North fork of the Platte. a 10, Angus — 
8. vulgaris, (Michx.) “Defiles of the Wind river mountains. August 13- 4 
RUBIACEZE. = 
Galium boreale, (Linn. ) Upper part of the North fork of the Platte. August 12-31, 
COMPOSIT.&. Por tte 4 
Vernonia fasciculata, (Michx.) On the Platte. Bf LTE) genes: 
pees ecrriens (Willd. } Lower part of the Platte. » cas 27. 
i illd.) North fork of the Platte. September 4. . enantio 
a€ 
L. squarrosa, var. intermedia, (DC.) .A small form of the plant. On.the Platte. 
LL. punctata, (Hook.) Black hills of the Platte. August 29. 
Shes, O (Nutt.) North fork of the Platte. 
Aster integrifolius, (Nutt.) Base of the Wind river mountai 
A. adscendens, (Lindl.) Wind river mountains. Var. Prenont with the preceding. The 
aineaenaaon, limits of perpetual snow. Augus' 
A. levis, rapes eet ins of the Platte. 
slit 
. 
