| ┌1A. | SpatheSpathe: A large sheathing bract enclosing the flower cluster.
fully persistentPersistent: Remaining attached to the plant beyond the usual time of falling.
until fruit dispersal; dorsal side of spadixSpadix: A spike of minute flowers closely arranged around a fleshy axis and typically enclosed in a spathe.
adnateAdnate: Joined by having grown together.
to the spatheSpathe: A large sheathing bract enclosing the flower cluster.
for at least half the length of the staminate flower zone; only ventral stamenStamen: The pollen-producing reproductive organ of a flower.
s (i.e., those exposed by gaping spatheSpathe: A large sheathing bract enclosing the flower cluster.
limb) fertile; stigmaStigma: The receptive tip of a carpel, or of several fused carpels, in the gynoecium of a flower.
button-like, ca. 1/3 diam. of gynoecium; pedunclePeduncle: Flower stem.
long-slender, arching .. 2
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| │ | ┌2A. | SpadixSpadix: A spike of minute flowers closely arranged around a fleshy axis and typically enclosed in a spathe.
adnateAdnate: Joined by having grown together.
to spatheSpathe: A large sheathing bract enclosing the flower cluster.
for more than 4/5 of its length; lower part of WONG SIN YENG, 2013 3 spatheSpathe: A large sheathing bract enclosing the flower cluster.
not noticeably constricted, wholly white; leaf blade bright medium green, slightly shiny. Kalimantan Barat .. 3
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| │ | │ | ┌3A. | ThecaeThecae: One of the lobes of an anther in which pollen is produced.
pores conspicuously annulate; leaf blade linearLinear: 
-ellipticElliptic: 
, adaxially with a conspicuous raised marginal veinVein: Venation types: A. midrib; B. primary lateral veins; C. interprimaray veins; D. secondary veins; E. collective veins; F. tertiary veins; G. basal ribs; H. basal veins. 
. Sandstones .. 📌Bakoa nakamotoi
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| │ | │ | └3B. | ThecaeThecae: One of the lobes of an anther in which pollen is produced.
pores flush with spadixSpadix: A spike of minute flowers closely arranged around a fleshy axis and typically enclosed in a spathe.
; leaf blade narrowly ellipticElliptic:
, adaxially lacking a conspicuous marginal veinVein: Venation types: A. midrib; B. primary lateral veins; C. interprimaray veins; D. secondary veins; E. collective veins; F. tertiary veins; G. basal ribs; H. basal veins.
. Granites .. 📌Bakoa sicula
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| │ | │ | └2B. | SpadixSpadix: A spike of minute flowers closely arranged around a fleshy axis and typically enclosed in a spathe.
adnateAdnate: Joined by having grown together.
to spatheSpathe: A large sheathing bract enclosing the flower cluster.
for ca. 2/3 of its length; lower part of spatheSpathe: A large sheathing bract enclosing the flower cluster.
noticeably constricted, white with conspicuous green veinVein: Venation types: A. midrib; B. primary lateral veins; C. interprimaray veins; D. secondary veins; E. collective veins; F. tertiary veins; G. basal ribs; H. basal veins.
s; leaf blade deep green and very polished. Bako N.P. (NW Sarawak) .. 📌Bakoa lucens
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| │ | │ | └1B. | Upper 1/3 of spatheSpathe: A large sheathing bract enclosing the flower cluster.
shedding (deliquescing) post-anthesisAnthesis: The period during which pollen is presented and/or the stigma is receptive.
; spadixSpadix: A spike of minute flowers closely arranged around a fleshy axis and typically enclosed in a spathe.
adnateAdnate: Joined by having grown together.
to the spatheSpathe: A large sheathing bract enclosing the flower cluster.
on the dorsal side until the top of the pistilPistil: The female reproductive part of a flower.
late flower zone; staminate flower zone fully fertile; stigmaStigma: The receptive tip of a carpel, or of several fused carpels, in the gynoecium of a flower.
disc-like, reaching the edge or even slightly overhanging the edge of the gynoecium; pedunclePeduncle: Flower stem.
short, stout, erect .. 📌Bakoa brevipedunculata
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