Shigeo Okumura | Shigeo Shingo | Shigeo Nakajima | Shigeo Itoh | Masayo Kurata |
In his description of the Bornean species N. campanulata, botanist Shigeo Kurata suggested that it may be closely related to N. inermis.
Nepenthes rhombicaulis was first collected by Shigeo Kurata on March 29, 1972, on Mount Pangulubao at an altitude of between 1700 and 1900 m above sea level.