17 



Figure 4. Computer analysis (cladograra) comparing chloroplast DNA restriction 

 site differences within and among species of Astragalus , including populations 

 of A. molybdenus ("COLORADO" and "MONTANA") and A. shultziorum ("WYOMING"). 



B B B A vexilliflexus 



IS 2S se 102 

 24 43 1C3 I Q^^M''^- glMflOrUS 



^-Bmw 



34 fl2 108113 



BB BB'^ spatulat, 



us 



A bourgovii 



3« 98 105107 

 16 21 28 31 39 4« 48 84 88 81 83 84 | ^ J || [ [ COLORADO (Park CO.) 



among state population comparisons 

 reveal at least 23 restriction 

 site differences (mininum 

 genetic distance = .0065) 



rCm EMWWMMWWMM 



78 



-COLORADO (Gunnison Co.) 



2 3 7 18 24 4S 47 88 89 83 87 89 80 94 97 99 



-«m«m^ 



\— MONTANA (Mt. Wright, Teton Pk.) 



04 



^MONTANA (Rocky Mt.) 



43 83 88 87 88 82 S« 



L-tMWHHH 



9 10 12 13 22 20 28 27 37 44 71 88 89 93 98 110 



|— WYOM/AVG (Teton Co.) 



30 11 2 {—WYOMING (Sheep Pass) 



^WYOMING (Swift Creek) 



1 4 8 U 19 20 38 38 42 81 74 78 87 



miMllMMHH A canadensis 



monophyletic cpDNA of 

 A. molybdenus 



126 steps 



CI = 114/126 =0.904 



23 32 33 3^ 81 83 80 72 88 90 91 101108109111114 



^ ^^^-VHtU WMWMMMMMMMWW A.aboriginum 



' ^^" 14 34 40 41 49 80 88 98 77 93 93 94 99 100 



■ ■■■MllBBB Dm^l-A alpinus 



