Yew seed: where to get it

Source	Quantity	Chance per roll
Animal Wrangler (Equilibrium League) []	1	1/33
Aquanite []	1	1/128
Aquanite []	1	1/60, 3 rolls
Asciatops []	1–3	Common
Bird's nest (cheap seeds) []	1	10/800
Bird's nest (seeds) []	1	27/1,000
Bird's nest+ (seeds) []	1	13/180
Commander Zilyana (Hard mode) []	40–60	10/128
Corbicula rex []	1–3	Common
Corporeal Beast []	1	17/512
Crystal chest (Prifddinas) [{'content': 'With Possibility 2, you are guaranteed to get either a yew seed, papaya tree seed, or elder seed.', 'name': 'tree'}]	1	1/49.9
Desert strykewyrm []	1	1/5,454
Edimmu []	1	14/2,560
Transmutation (Equilibrium League) [{'content': 'Requires appropriate material to transmute from.'}]	1–10	Special
Farmer Rowan (Pickpocketing) []	1	5/1,000
Ganodermic beast []	1	1/101
General Graardor (Hard mode) []	1	6/128
Giant Oyster (Elite) []	1	1/19
Glacor []	1	1/38,400
Gnome Restaurant (Hard delivery tips) []	1	Rare
Ice strykewyrm []	1	1/3,030
Jungle strykewyrm []	1	1/9,696
Kal'gerion demon []	1	1/243.81
Kalphite King []	10	4/128
Kree'arra (Hard mode) []	1	10/128
Kree'arra (Normal) []	1	1/128
Managing Miscellania (Farm) []	—	Common
Martin the Master Gardener (Pickpocketing) []	1	5/1,000
Master Farmer David (Pickpocketing) []	1	5/1,000
Master Farmer Lilah (Pickpocketing) []	1	5/1,000
Master Farmer (Pickpocketing) []	1	5/1,000
Nex, Angel of Death []	3–5	1/13
Power Flower Basket (Seed-filled Sanguinaria) []	20	5/1,000, 3 rolls
Reward casket (elite) []	1	1/19
Spicati apoterrasaur []	1–3	Common
Treasure turtle (Elite) []	1	1/19
Triskelion Treasures []	2	100/907