▁wr ink led . ▁Tu ctor ia ▁m uc ron ata ▁( origin ally ▁Or c utt ia ▁m uc ron ata ▁− ▁C ram pton ). ▁End em ic ▁to ▁Sol ano ▁County ▁south ▁of ▁D ixon , ▁Northern ▁California . ▁Its ▁infl ores c ence ▁is ▁partially ▁included ▁in ▁the ▁upper ▁lead , ▁and ▁its ▁le mm as ▁t aper ▁gradually ▁to ▁a ▁m uc ron ate ▁tip . ▁The ▁c ary opsis ▁is ▁smooth , ▁meas uring ▁ ▁long . ▁ ▁E col ogy ▁and ▁distribution ▁ ▁Tu ctor ia ▁species ▁are ▁en demic ▁to ▁season al ▁po ols ▁in ▁the ▁south western ▁US . ▁Like ▁all ▁species ▁in ▁tribe ▁Or c utt ie ae , ▁the ▁growth ▁of ▁Tu ctor ia ▁species ▁is ▁initi ated ▁under water . ▁When ▁po ols ▁dry , ▁the ▁plants ▁under go ▁a ▁met am orph osis ▁where by ▁aqu atic ▁fol i age ▁is ▁replaced ▁with ▁terrest rial ▁fol i age . ▁The ▁terrest rial ▁fol i age ▁has ▁K ran z ▁an atom y , ▁indicating ▁the ▁use ▁of ▁C - 4 ▁photos yn thesis . ▁This ▁adaptation ▁help ▁the ▁plants ▁surv ive ▁the ▁long s ▁periods ▁of ▁dr ought - like ▁conditions ▁experienced ▁when ▁the ▁po ols ▁dry . ▁In ▁years ▁with ▁little ▁ra inf all , ▁their ▁seed ▁banks ▁remain ▁d orm ant ▁until ▁a ▁season ▁of ▁ra inf all ▁that ▁is ▁ade qu ate ▁to ▁fill ▁the ▁pool ▁bas ins . ▁In ▁T .   gre ene i ,