Words formed from any letters in spermatophytes plus optional blank

b -

yobs₉

d -

yodh₉

yods₇

g -

yoga₈

yogh₁₀

i -

yeti₆

yipe₉

yips₉

k -

yerk₁₀

yoke₁₀

yoks₁₀

l -

ylem₁₀

u -

your₇

yups₁₀

yurt₇

w -

yews₉

yowe₉

yows₉

z -

zaps₁₆

zees₁₃

zero₁₃

zest₁₃

zeta₁₃

zoea₁₃

zyme₁₈