TABLE 1 in A new nothogenus and a new nothospecies in the subtribe Laeliinae (Orchidaceae) from Mexico

TABLE 1. Summary of morphological comparison between Dinema polybulbon, × Dinedema mariae, and Nidema boothii. Dinema polybulbon× Dinedema mariaeNidema boothiiHabit<5.0 cm in tallUp to 16.3 cm in tall15–20 cm in tallRhizome<3.0 cm long between adjacent pseudobulbs3.5–4.5 cm long between adjacent pseudobulbs2.0–7.0 cm long between adjacent pseudobulbsPseudobulbsOblong to ellipsoid, 0.9–2.0 cm, longEllipsoid, stipitate, 6.0–7.5 cm longOvate-elliptic, 2.0–5.0 cm, longLeaves2, arching, ovate to oblanceolate, 0.7–4.5 × 0.3–0.9 cm2, erect, lanceolate, 10.0–12.5 × 1.2–1.5 cm1, erect, linear-elliptic or lanceolate, 6.0–18.0 × 0.4–1.0 cmInflorescenceFrom the mature pseudobulbFrom the developing pseudobulbFrom the developing pseudobulbFloresSepals and petals brownish, lip whitish with a yellow stripe at the baseSepals and petals yellow-cream with purple flush at their bases, lip whitish with a yellow stripe at the baseSepals and petals whitish or yellowish; lip whitish or yellowish with purple flush near the apexPetalsAs long as the sepalsSmaller than the sepalsSmaller than the sepalsLipSuborbicular, roundedElliptical, roundedOblong-pandurate, acuteColumnStraight, 5.0–6.0 mm long,Almost straight, 7.5 mm longArching, 6.0–8.0 mm longLateral teeth of the columnForming erect, flattened wings, 2.5–2.8 mm longForming erect horns, 1.5 mm longForming obtuse processes shorter than the median tooth ......continued on the next page