▁of ▁the ▁white ▁colored ▁D . ▁dent ata um , ▁botan ists ▁must ▁have ▁over look ed ▁the ▁pur ple ▁p ink ▁D . ▁po etic um . ▁Un like ▁the ▁other ▁species , ▁information ▁regarding ▁the ▁classification ▁of ▁D . ▁po etic um ▁was ▁rare ▁and ▁many ▁botan ists ▁claimed ▁texts ▁describing ▁the ▁divers ity ▁of ▁fl ora ▁in ▁north western ▁America ▁rarely ▁mentioned ▁its ▁abund ance . ▁Due ▁to ▁recent ▁research ▁and ▁classification ▁efforts , ▁D . ▁po etic um ▁now ▁has ▁volumes ▁of ▁information ▁regarding ▁its ▁features ▁and ▁is ▁commonly ▁found ▁in ▁nature ▁and ▁nur series ▁al ike . ▁ ▁Mor ph ology ▁D . ▁po etic um ▁has ▁ere ct ▁st ems ▁and ▁leaves . ▁It ▁ar ises ▁from ▁a ▁root ▁with ▁many ▁f ibr ous ▁fib ers ▁which ▁become ▁f les hy ▁during ▁flow ering ▁time . ▁All ▁the ▁flower ▁parts ▁above ▁ground ▁except ▁the ▁cor ol la ▁are ▁g land ular ▁and ▁are ▁covered ▁by ▁fine ▁short ▁hair s . ▁ ▁The ▁leaves ▁are ▁grouped ▁in ▁alternate , ▁opposite ▁or ▁wh or led ▁distributions . ▁The ▁leaves ▁are ▁entire ▁to ▁lo bed ▁in ▁shape ▁and ▁are ▁ 5 ▁to ▁ 1 2 ▁cent im eters ▁in ▁length . ▁The ▁leaves ▁vary ▁from ▁narrow ly ▁egg ▁sh aped ▁with ▁the ▁wid est ▁section ▁below ▁the ▁middle ▁to ▁narrow ly ▁lance ▁sh aped . ▁The ▁leaf ▁marg ins ▁on ▁D . ▁po etic um ▁are ▁more ▁fin ely ▁to oth ed ▁than ▁on ▁D ode cat he on ▁dent