照顾

The parasite is commonly called "heartworm" because the adult reproductive stage of its life cycle resides primarily in the right ventricle of its host where it can live for many years.

该寄生虫被称为心蠕虫是因为其成年繁殖期主要寄宿于宿主的右心室，并可在那里生存数年。

Inflorescences terminal or axillary, pedunculate, umbels or verticils, sometimes grouped into panicles.

圆锥花序顶生或腋生，有花序梗，伞形花序或轮生花序，有时组合成圆锥花序。