sulcate

stems and branches terete, sulcate or angular, glabrous or young shoot and inflorescence pubescent.

茎和分枝圆柱状，具槽的或具角，或幼枝和花序短柔毛。

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stem erect, hollow, sulcate, glabrous or strigose.

茎直立，空，具槽，无毛的或具糙伏毛。

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stigma triquetrous to conical, base sulcate, apex 3-dentate.

柱头三棱到圆锥状，基部具槽，先端具3牙齿。

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leaflets with midvein never sulcate adaxially and margin flat to slightly recurved;

中脉从未具槽的小叶具正面和在稍下弯平的边缘；

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branchlets brown or gray-brown, slender, longitudinally ridged and sulcate, puberulent or glabrescent, lenticels absent;

棕色的小枝或者灰棕色，纤巧，纵向脊和具槽，被微柔毛或脱落无毛，缺席的皮孔；

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young branchlets yellow-brown when dry, terete, longitudinally angular and sulcate, glabrous;

幼枝干燥时的棕色的黄，圆柱状，具纵棱和槽的，无毛；

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vitta numerous (ca. 20), scattered throughout the mesocarp. seed face deeply sulcate.

油管多数（大约20），在整个中果皮散布。

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young branchlets castaneous when dry, terete or ridged, longitudinally sulcate, densely pubescent or glabrous;

幼枝干燥时栗色的，圆柱状或使成脊状，纵向具槽，密被短柔毛的或的无毛的；

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34 (33) mid-culm internodes terete or rarely slightly sulcate above single branches.

高于单个的分枝具槽的中间秆的节间的圆柱状的或很少稍。

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branchlets terete, longitudinally angular and sulcate, glandular-pubescent when young.

小枝圆柱状，具纵棱和具槽，幼时的腺状短柔毛。

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petiole 3-4 mm, adaxially longitudinally sulcate, distal end winged by decurrent leaf base;

3-4毫米的叶柄，正面纵向具槽，上部结束翅以叶基部；

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branchlets gray-brown, terete, longitudinally angular and sulcate, densely puberulent;

小枝灰棕色，圆柱状，具纵棱和具槽，密被微柔毛；

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branchlets brown or gray-brown, slender, longitudinally ridged and sulcate, puberulent or glabrescent, lenticels absent;

棕色的小枝或者灰棕色，纤巧，纵向脊和具槽，被微柔毛或脱落无毛，缺席的皮孔；

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petiole 8-10 mm, abaxially raised and transversely rugose, adaxially narrowly sulcate, glabrous;

叶柄8-10毫米，背面凸起和横向具皱纹，正面具狭槽，无毛；

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branchlets brown or gray-brown, slender, longitudinally ridged and sulcate, puberulent or glabrescent, lenticels absent;

棕色的小枝或者灰棕色，纤巧，纵向脊和具槽，被微柔毛或脱落无毛，缺席的皮孔；

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branchlets brown or gray-brown, slender, longitudinally ridged and sulcate, puberulent or glabrescent, lenticels absent;

棕色的小枝或者灰棕色，纤巧，纵向脊和具槽，被微柔毛或脱落无毛，缺席的皮孔；

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branchlets brown or gray-brown, slender, longitudinally ridged and sulcate, puberulent or glabrescent, lenticels absent;

棕色的小枝或者灰棕色，纤巧，纵向脊和具槽，被微柔毛或脱落无毛，缺席的皮孔；

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branchlets brown or gray-brown, slender, longitudinally ridged and sulcate, puberulent or glabrescent, lenticels absent;

棕色的小枝或者灰棕色，纤巧，纵向脊和具槽，被微柔毛或脱落无毛，缺席的皮孔；

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petiole 4-7 mm, pubescent, longitudinally shallowly sulcate adaxially, narrowly winged by decurrent leaf base on distal half;

叶柄4-7毫米，具短柔毛，纵向浅具槽正面，在上半部具下延叶基部的狭翅；

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branchlets brown or gray-brown, slender, longitudinally ridged and sulcate, puberulent or glabrescent, lenticels absent;

棕色的小枝或者灰棕色，纤巧，纵向脊和具槽，被微柔毛或脱落无毛，缺席的皮孔；

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petiole 6-10 mm, transversely rugose, sulcate adaxially;

叶柄6-10毫米，具横向皱纹，正面具槽；

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branchlets brown or gray-brown, slender, longitudinally ridged and sulcate, puberulent or glabrescent, lenticels absent;

棕色的小枝或者灰棕色，纤巧，纵向脊和具槽，被微柔毛或脱落无毛，缺席的皮孔；

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petiole 6-9 mm, abaxially plicate-rugose, adaxially deeply sulcate, glabrous throughout;

叶柄6-9毫米，背面深深折扇状皱纹，正面具槽，无毛整个；

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branchlets brown or gray-brown, slender, longitudinally ridged and sulcate, puberulent or glabrescent, lenticels absent;

棕色的小枝或者灰棕色，纤巧，纵向脊和具槽，被微柔毛或脱落无毛，缺席的皮孔；

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young branchlets longitudinally ridged and sulcate, old ones longitudinally rugose, with semicircular leaf scars, lenticels absent;

幼枝纵向的脊和具槽，老枝纵向地具皱纹，具半圆的叶痕，皮孔无；

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petiole black-brown when dry, ca. 1. 2 cm, abaxially rounded, transversely rugose, adaxially longitudinally sulcate, glabrous;

干燥时叶柄黑色棕色，长约1.2厘米，横向，背面圆形，正面纵向具槽，无毛；

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branchlets gray-brown, terete, longitudinally angulate and sulcate, puberulent;

小枝灰棕色，圆柱状，纵向具棱和具槽，被微柔毛；

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