Key to Species of the Homalomena Giamensis Complex


Based on Wong, Hoe, Soon & Boyce ( Aroideana V36, 2012 )

Click on 📌 to highlight and compare characteristics.
Click on the line numbers to select characteristics.



1A. SpatheSpathe: A large sheathing bract enclosing the flower cluster. exterior lacking extrafloral nectaries; base of staminate zone much narrower than top of pistilPistil: The female reproductive part of a flower. late zone, transition between the zones abrupt; staminate portion of spadixSpadix: A spike of minute flowers closely arranged around a fleshy axis and typically enclosed in a spathe. with a constriction c. K way along from the base, not coinciding with the spatheSpathe: A large sheathing bract enclosing the flower cluster. constriction, staminate flowers distal to constriction welldefined; pistilPistil: The female reproductive part of a flower. late zone cylindrical; inflorescences smelling of anise (anethol). Siburan (SW Sarawak), limestones .. 📌Homalomena giamensis
1B. SpatheSpathe: A large sheathing bract enclosing the flower cluster. exterior, especially the lower spatheSpathe: A large sheathing bract enclosing the flower cluster. , with conspicuous extrafloral nectaries drying pale brown or yellowish, transition between the pistilPistil: The female reproductive part of a flower. late and staminate zones gradual .. 2
2A. Base of staminate zone about the same width as the top of the pistilPistil: The female reproductive part of a flower. late zone; staminate constriction coinciding with the spatheSpathe: A large sheathing bract enclosing the flower cluster. constriction, staminate flowers distal to spadixSpadix: A spike of minute flowers closely arranged around a fleshy axis and typically enclosed in a spathe. constriction ill-defined; pistilPistil: The female reproductive part of a flower. late zone fusiform; spatheSpathe: A large sheathing bract enclosing the flower cluster. limb not hooded at pistilPistil: The female reproductive part of a flower. late anthesisAnthesis: The period during which pollen is presented and/or the stigma is receptive. ; pedunclePeduncle: Flower stem. lacking extrafloral nectarines; inflorescences smelling of lemon. Matang (NW Sarawak), sandstones .. 📌Homalomena matangae
2B. Base of staminate zone much narrower then top of the pistilPistil: The female reproductive part of a flower. late zone; staminate constriction not coinciding with the spatheSpathe: A large sheathing bract enclosing the flower cluster. constriction, staminate flowers distal to spadixSpadix: A spike of minute flowers closely arranged around a fleshy axis and typically enclosed in a spathe. constriction well-defined; pistilPistil: The female reproductive part of a flower. late zone cylindrical; spatheSpathe: A large sheathing bract enclosing the flower cluster. limb hooded at pistilPistil: The female reproductive part of a flower. late anthesisAnthesis: The period during which pollen is presented and/or the stigma is receptive. ; pedunclePeduncle: Flower stem. with conspicuous extrafloral nectarines; inflorescences smelling of lemon and Mangifera odorata fruit . Siburan (SW Sarawak), limestones .. 📌Homalomena baangongensis
 


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