TABLE 1 in A new species of Stigmatodactylus (Orchidaceae) from Sabah, Malaysian Borneo

TABLE 1. Key morphological characters of Stigmatodactylus maraiparaiensis, compared with those of its Malaysian congeners. S. maraiparaiensisS. lamriiS. richardianusGeographical rangeMt. Kinabalu, Borneo (Marai Parai Plateau)Mt. Kinabalu, Borneo (Pinosuk Plateau & Kinabalu Park Headquarters)Kedah, Peninsular MalaysiaElevation range (m)~ 1650~ 1500–2000~ 1130HabitatMyrtaceous montane forest, terrestrial in leaf humus layer over ultramafic rock in deep shade.Lower montane oak-laurel forestsScrubby montane forest, terrestrial in peaty groundTuberSphericalUnknownRhizomatousKnown flowering phenologyOctoberMay and October–NovemberNovemberFlower colourTranslucent, whitish, perianth flushed maroon basally only, callus maroonTranslucent, pale green, perianth flushed reddish purple including 2/3 of lip and entirety of callusTranslucent turquoise green, lip with brownish-purple central patch, callus dark purpleCallusStraight, adnate to lip for 2/3, without raised apical margin or lateral projectionsFused to column at base with 1.5 mm long lateral appendages, porrect above, tip deflexedStraight, ±porrect, with raised apical and lateral margins and small lateral projectionsColumnStraight for ¼ then decurved, no ventral keelStraight for 2/3 then decurved, ventral surface with an obtuse porrect projection just below middle and winged either side of column apexStraight for 2/3 then decurved, basal keel bearing projectionDactyliform appendageReduced, inconspicuous without floral dissectionUnknown, but if present obscured by prominent wingsConspicuousLeaf apexRounded but apiculate at very tipApiculateSubacute