Poisonous flower petals

Lang Ya land spirit refuses to sell all-out effort Gu recipes and instead sets a mission: enter immemorial purple heaven, find the rank six immortal material poisonous flowers, and collect their petals. Fang Yuan judges the trip too costly while stronger foes press him, and notes that immemorial purple heaven is already destroyed, with fragment worlds hard to find and full of desolate beasts and plants. ^{ch. 776}

The request stays the same when Fang Yuan later tries to lure Lang Ya land spirit into refining malicious thought Gu: search immemorial purple heaven for poisonous flowers and collect their petals. The land spirit treats that immortal material as very important. ^{ch. 777}

Lang Ya land spirit repeats that the only way to trade is to complete the task and bring the rank six immortal material poisonous flower petals. Completing it would unlock all-out effort Gu recipes through rank six, including the Immortal Gu recipe, but Fang Yuan still weighs the danger as beyond ordinary reach. ^{ch. 822}

After Northern Plains auction losses sour cooperation, the land spirit again answers Fang Yuan’s approaches by demanding a poisonous flower type immortal material before helping further. ^{ch. 872}

Fang Yuan later hands poisonous flower petals to Lang Ya land spirit and trades on that basis for exert strength Gu, disappointment Gu, and large numbers of star thought Gu. ^{ch. 972}