Abstract

Christisonia siamensis Craib. is newly recorded in India. This species is very rare and known only one location in India. This species can be distinguished from others by its delta-shaped calyx teeth, purple corolla, and glabrous filaments. A key to the related India taxa and taxonomic description, phenology, distribution map and photograph are provided here.

中文摘要

本文首度報導在印度發現的Christisonia siamensis Craib.新記錄分布，本物種在印度極為稀少，因此分佈地點目前只有一處。獨特的三角狀花萼齒、紫色花冠及光滑的花絲使此種易於辨認。本文除提供此種的描述外，也包含了照片、物候及分佈資訊，和印度的相關分類群之檢索表。

Keyword: Christisonia, India, New record, Orobanchaceae, Parasite.