TABLE 1 in A New Species of Psilochilus (Orchidaceae) from Panama

TABLE 1. Comparative morphology of Psilochilus dusenianus, P. maderoi, P. modestus, P. mollis, P. panamensis, and P. physurifolius. P. dusenianusP. maderoiP. modestusP. mollisP. panamensisP. physurifoliusLeaf blade size (cm)Up to 10 + 46– 7 + 2 –2.55 –8 + 2 – 3.58 –9 + 3 – 55.5 – 7 + 2.5– 45 –10 + 2.5 – 4Leaf shapeOvate to ovate – lanceolateEllipticElliptic to oblong– lanceolateNarrowly ovate to ovate – lanceolateOvate to ellipticElliptic to elliptic– lanceolatePetiole length (cm)1– 1.5> 0.51 –1.50.5 –1.50.8 – 1.50.5 –1Sepal size (mm)28– 30 + 4 –715– 22 + 3– 413 –20 + 310 –22 + 2 – 3.518 – 23 + 2.8– 417 –20 + 3 – 3.4Sepal shapeNarrowly ellipticNarrowly oblanceolate to linear– ligulateLinear –lanceolateLinear to lanceolateOblong – lanceolate to linear– oblanceolateOblong–ellipticPetal size (mm)24– 27 + 4 –514– 18 + 3– 4.514 –17 + 312 –21 + 2 – 3.517.5 – 18 + 3– 3.518 –19 + 2 – 2.5Petal shapeOblong– elliptic to lanceolateObliquely narrowly oblanceolateLinear –lanceolateLinear to lanceolateElliptic – lanceolate to oblong– ellipticLinear –lanceolateLip size (mm)18– 21 + 7 –914– 15 + 712 –27 + 5 – 1316 –25 + 6 – 1015.5 – 16 + 5– 615 –17 + 5Lip claw (mm)Up to 35– 72.5 –52 –44.2 – 4.68 –9Lip middle lobe size (mm)6 + 4.5– 5.5Up to 5 + 54 + 43.5 + 56 – 6.5 + 3– 4.54 –5 + 3 – 4Lip middle lobe shapeClawed, ovate to suborbicularSessile, middle lobe suborbicularSessile, rounded, orbicular to suborbicularClawed, suborbicular to subquadrateSessile, ovate to ellipticSessile, suborbicularLip middle lobe claw length (mm)ca. 5––3 –3.5––Lip lateral lobes size (mm)10 + 2.55.5 + 2.36 + 37 + 1.68 + 2.3– 2.8Up to 4 + 3Lip lateral lobes shapeObliquely ovate, apex obtuseElliptic– ovate, falcate, apex obtuse to roundedTriangular, acute to obtuseObliquely triangular to obliquely ovate, apex obtuseObliquely ovate, apex roundedOvate, apex acuteLip discWith 3 elevated keelsWith single elevated keelWith 2 elevated keelsWith 2, rarely 3, elevated keelsWith 3 or 5 thickened veinsWith 3 or 5 thickened veins表1 拟舌兰属（Psilochilus）6个物种——杜森拟舌兰（Psilochilus dusenianus）、马德罗拟舌兰（Psilochilus maderoi）、谦逊拟舌兰（Psilochilus modestus）、软拟舌兰（Psilochilus mollis）、巴拿马拟舌兰（Psilochilus panamensis）及菲氏拟舌兰（Psilochilus physurifolius）的形态比较。叶片尺寸（cm）：杜森拟舌兰可达10×4；马德罗拟舌兰6–7×2–2.5；谦逊拟舌兰5–8×2–3.5；软拟舌兰8–9×3–5；巴拿马拟舌兰5.5–7×2.5–4；菲氏拟舌兰5–10×2.5–4。叶片形状：杜森拟舌兰卵形至卵状披针形；马德罗拟舌兰椭圆形；谦逊拟舌兰椭圆形至长圆状披针形；软拟舌兰狭卵形至卵状披针形；巴拿马拟舌兰卵形至椭圆形；菲氏拟舌兰椭圆形至椭圆状披针形。叶柄长度（cm）：杜森拟舌兰1–1.5；马德罗拟舌兰>0.5；谦逊拟舌兰1–1.5；软拟舌兰0.5–1.5；巴拿马拟舌兰0.8–1.5；菲氏拟舌兰0.5–1。萼片尺寸（mm）：杜森拟舌兰28–30×4–7；马德罗拟舌兰15–22×3–4；谦逊拟舌兰13–20×3；软拟舌兰10–22×2–3.5；巴拿马拟舌兰18–23×2.8–4；菲氏拟舌兰17–20×3–3.4。萼片形状：杜森拟舌兰狭椭圆形；马德罗拟舌兰狭倒披针形至线形舌状；谦逊拟舌兰线形至披针形；软拟舌兰线形至披针形；巴拿马拟舌兰长圆状披针形至线形倒披针形；菲氏拟舌兰长圆状椭圆形。花瓣尺寸（mm）：杜森拟舌兰24–27×4–5；马德罗拟舌兰14–18×3–4.5；谦逊拟舌兰14–17×3；软拟舌兰12–21×2–3.5；巴拿马拟舌兰17.5–18×3–3.5；菲氏拟舌兰18–19×2–2.5。花瓣形状：杜森拟舌兰长圆状椭圆形至披针形；马德罗拟舌兰偏斜狭倒披针形；谦逊拟舌兰线形至披针形；软拟舌兰线形至披针形；巴拿马拟舌兰椭圆形至披针形至长圆状椭圆形；菲氏拟舌兰线形至披针形。唇瓣尺寸（mm）：杜森拟舌兰18–21×7–9；马德罗拟舌兰14–15×7；谦逊拟舌兰12–27×5–13；软拟舌兰16–25×6–10；巴拿马拟舌兰15.5–16×5–6；菲氏拟舌兰15–17×5。唇瓣爪（mm）：杜森拟舌兰可达3；马德罗拟舌兰5–7；谦逊拟舌兰2.5–5；软拟舌兰2–4；巴拿马拟舌兰4.2–4.6；菲氏拟舌兰8–9。唇瓣中裂片尺寸（mm）：杜森拟舌兰6×4.5–5.5；马德罗拟舌兰可达5×5；谦逊拟舌兰4×4；软拟舌兰3.5×5；巴拿马拟舌兰6–6.5×3–4.5；菲氏拟舌兰4–5×3–4。唇瓣中裂片形状：杜森拟舌兰具爪，卵形至近圆形；马德罗拟舌兰无爪，中裂片近圆形；谦逊拟舌兰无爪，先端圆、近圆形至近圆形；软拟舌兰具爪，近圆形至近方形；巴拿马拟舌兰无爪，卵形至椭圆形；菲氏拟舌兰无爪，近圆形。唇瓣中裂片爪长度（mm）：杜森拟舌兰约5；其余物种无对应数据。唇瓣侧裂片尺寸（mm）：杜森拟舌兰10×2.5；马德罗拟舌兰5.5×2.3；谦逊拟舌兰6×3；软拟舌兰7×1.6；巴拿马拟舌兰8×2.3–2.8；菲氏拟舌兰可达4×3。唇瓣侧裂片形状：杜森拟舌兰偏斜卵形，先端钝；马德罗拟舌兰椭圆状卵形，镰状，先端钝至圆；谦逊拟舌兰三角形，先端急尖至钝；软拟舌兰偏斜三角形至偏斜卵形，先端钝；巴拿马拟舌兰偏斜卵形，先端圆；菲氏拟舌兰卵形，先端急尖。唇盘：杜森拟舌兰具3条隆起脊；马德罗拟舌兰具1条隆起脊；谦逊拟舌兰具2条隆起脊；软拟舌兰具2条（稀3条）隆起脊；巴拿马拟舌兰具3或5条加厚脉纹；菲氏拟舌兰具3或5条加厚脉纹。