Jumellea species Group 6
Description:
Plants with elongated stems; flowers with a spur 10-12 cm long or more.
Species:

Jumellea alionae P.J.Cribb Madagascar
Jumellea ambrensis H.Perrier N. Madagascar.
Jumellea arborescens H.Perrier C. Madagascar.
Jumellea brevifolia H.Perrier SW. Madagascar.
Jumellea comorensis (Rchb.f.) Schltr. Comoros.
Jumellea confusa (Schltr.) Schltr. Comoros, Madagascar. 
Jumellea flavescens H.Perrier N. & C. Madagascar.
Jumellea intricata H.Perrier N. & NE. Madagascar. 
Jumellea jumelleana (Schltr.) Summerh. C. & NE. Madagascar.
Jumellea lignosa (Schltr.) Schltr. Madagascar.
Jumellea lignosa subsp. acutissima H.Perrier ex Hermans Madagascar.
Jumellea lignosa subsp. latilabia H.Perrier ex Hermans Madagascar.
Jumellea lignosa subsp. lignosa C. & SE. Madagascar.
Jumellea longivaginans H.Perrier N. Madagascar.
Jumellea majalis (Schltr.) Schltr. N. Madagascar.
Jumellea ophioplectron (Rchb.f.) Schltr. Madagascar.
Jumellea pandurata Schltr. C. Madagascar.
Jumellea papangensis H.Perrier SE. Madagascar.
Jumellea porrigens Schltr. N. Madagascar.
Jumellea punctata H.Perrier NE. Madagascar.
Jumellea rigida Schltr. Madagascar.
Jumellea rigida var. altigena Schltr. SE. Madagascar. 
Jumellea rigida var. rigida. C. Madagascar.
Jumellea similis Schltr. C. Madagascar.
Jumellea stenoglossa H.Perrier SW. Madagascar.
Jumellea tenuibracteata (H.Perrier ex Hermans) F.P.Rakotoar. & Pailler N. Madagascar

World Checklist of Monocotyledons. The Board of Trustees of the Royal Botanic Gardens, Kew. Published on the Internet; http://www.kew.org/wcsp/monocots/ 23/02/2017