Psyllas is a 7 letter English word. It's valid Scrabble word worth 11 points. It's valid Words with friends word worth 13 points.
You can make 94 anagrams from letters in psyllas (allpssy).
New Latin (1811) Psylla genus name Greek psýlla flea
The psylla is a minute, sucking insect, wingless in its immature stages, but winged and very active as an adult.
Kieffer and related hybrids are somewhat immune to San Jose scale, but are very susceptible to psylla.
Other pests, as psylla, the scab-fungus, and codling-moth beset the pear and make profits uncertain.
The psylla, while irregular in its outbreaks, is most damaging and hard to control when it appears.