| A new species from northern Sumatra is described as Paphiopedilum rohmanii Cavestro & O. Gruss. It is a member of the section Barbata and closely related to Paph. tonsum. Paphiopedilum rohmanii Cavestro & O. Gruss, sp.nov. Northern Sumatra, Indonesia, Aceh Tengah
Province, Nagan Raya district, in humid forest, c. 700 – 800 m, August
2017; fl owering time in culture September 2017, G. Benk, Lembang, West
Java, Indonesia. W. Cavestro, s.n. (Holotype: ANDA).
Paphiopedilum rohmanii Cavestro & O. Gruss, sp.nov. resembles Paphiopedilum tonsum (Rchb.f.) Stein but differs in defl exed, twisted at apex, more mottled
brown petals, a staminode lunate (not subreniform) and green reticulated
in the middle.
|Plant: terrestrial herb, with 4 – 5 leaves Leaves: Narrowly oblong to oblong-elliptic,
obtuse or tridenticulate at apex, 14 – 21 cm long and 2.5 – 2.8 cm wide,
green, green veined and dark green mottled . Flower: 9 – 11 cm across DS:
4.5 cm long and 4.5 wide Petal: 5 – 5.5 cm long and 1.7 – 2 cm wide