I am not sure why some work and others don't, I just checked the newest ones I created and on some, only part of it works.
Daylily (Hemerocallis 'Legislating Life')
Daylily (Hemerocallis 'Gun Steel')
Never mind on mine, I just found that Swallowtail Kite is two words in the AHS link, I have to confirm that it's correct though.