. . ...... .. . 
503. Composite. Tolleys of Sonors, In alluvial soil olonl^ohl. 17, ^ 
^To%v'0*-0-( \u>cW<-a^ . 
504. gra^s(Poa) 
do. 
do. 
505. Dalea 
do. 
do. 
50^. Astragalus 
do. 
.alluvial soil,procumbent,many stems from root 
507 • Eryngium 
do. 
.along branches 
508. Legpjnihosae 
do. 
.procumbent 1-2 ft. high many stems Sept. 14,^1 
509. Compositae 
do. 
.along branches 
510. Cyperus 
do. 
do. 
511. 
do. 
do. ,in small compact bunches 
512 . Compositae 
do. 
.branching from root 
513 » Chrysopsis 
do. 
, few branches from root 
514* Cirsium 
do. 
.in branches,3-5 ft. tall,branching near top 
515* Bidens 
do. 
516. Lathyrus 
do. 
, low land along branches 
517* Phaseolus 
do. 
.in branchesjclimbing 2~4ft. high on weeds & bushe 
518. Dieteria valley of 
a mt. 
stream,the Sonoita,alluvial soil,2-4 ft. high, 
branching above 
519 * Scrophulariac. 
d0 * .shrubby 2-5 ft. high, 
forming small thickets 
520. Oenothera 
521. Petalostemon 
522. Labiate 
do. 
do. 
do. 
,low lands,2-4 ft. Sept. IS. 1851 
,5 mi. above Deserted Ranch 
.hillsides near "eserted Ranch 
523* Compositae on the 
Sonoita near 
524* Euphorbia 
do. 
525* Leguminosae 
do. 
526. Tragia 
do. 
527. (^Nyctaginsf 
do. 
528. Verbenac. 
do. 
529. Cuscuta 
do. 
53 °• Ambrosiar 
do. 
53 - Cassia 
do. 
, on hills 
.banks of mt. torrents 
do. 
.rocky hillsides.fi. green-yellow. 
,fl. blue 
.whole plant very white 
,hillsides creek-valleys 
