stems erect, usually simple, black glandular punctate, glabrous on lower part, puberulent on upper part.

1、

sepals broadly ovate, persistent, ascending, glabrous or puberulent, base of lateral pair not saccate.

宽卵形，宿存，上升的萼片，无毛或具微柔毛，不囊状的侧对的基部。

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2、

stems erect or ascending, branched from base, minutely puberulent with simple or short-stalked trichomes less than 0. 1 mm, rarely glabrous.

茎直立或上升，单的分枝自基部，稍被微柔毛具或短茎不到0.1毫米，很少无毛。

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3、

stem solitary, rigid, branching from the middle, solid, acute-ridged, deeply fluted, nodes puberulent or glabrous.

茎单生，硬质，中间分枝，实心，锐尖使成脊状，深深具沟，节被微柔毛或无毛。

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4、

calyx densely glandular puberulent outside, red glandular; leaves succulent.

浓密具腺被微柔毛的花萼在外面，红色具腺；叶肉质的。

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5、

leaf blade persistently downy-puberulent; pedicel and calyx densely puberulent with mostly short, weak hairs.

叶片持续具短绒毛被微柔毛；花梗和花萼用主要短，弱的头发密被微柔毛。

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6、

2 (1) stem and raceme densely spreading puberulent, mixed with a few yellow, glandular hairs.

茎和总状花序浓密开展被微柔毛的的，混合具一些黄，腺毛。

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7、

leaf margin serrulate or inconspicuously undulate, petiole and veins on abaxial leaf surface sparsely puberulent.

叶缘有细锯齿或不明显波状，叶柄和脉在疏生微柔毛叶背面上。

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8、

teeth semicircular to circular, stellate puberulent, apex spinescent-acuminate.

对圆，星状微柔毛半圆的齿，先端具刺渐尖。

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9、

fruit base rounded, obtuse, or truncate, valves not reticulate or obscurely reticulate, glabrous or sparsely puberulent when young.

果基部圆形，钝，或截形，裂爿并非网状的网状或不明显，或疏生微柔毛幼时。

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10、

stems ascending or erect, simple, densely ferruginous-furfuraceous, sparsely puberulent.

茎上升或直立，单，浓密铁锈色软鳞片，疏生微柔毛。

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11、

calyx lobes broadly ovate, acute or obtuse, puberulent, ciliate, inconspicuously pellucid punctate-lineate.

萼裂片宽卵形，锐尖或钝，被微柔毛，具缘毛，难以觉察透明具线纹。

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12、

young branches, annual branches, and petioles sparsely or densely grayish pubescent; pedicels sparsely puberulent.

浓密的幼枝，一年生枝和叶柄疏生或浅灰色的短柔毛；花梗疏生微柔毛。

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13、

trunk to 50 cm d. b. h. branchlets densely puberulent with a few much longer hairs, usually tipped with slender inconspicuous spines.

通常，树干兑50厘米直径小枝密被微柔毛具一些非常长毛端部具纤细不明显刺。

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14、

bracts mound-shaped, arranged in disconnected rings, sparsely puberulent, covered with waxy scalelike trichomes.

苞片小丘形成，在拆开的戒指，疏生微柔毛排列，为腊制鳞片状所覆盖。

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15、

fruit a drupaceous capsule, ellipsoid-ovoid, puberulent, 1-seeded, perianth persistent, style persistent and developing into a beak.

果具核果蒴果，椭圆形卵球形，被微柔毛，1种子，宿存的花被，花柱宿存的和发展成为一喙。

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16、

petiole ca. 5 mm, puberulent, narrowly winged by decurrent leaf base;

叶柄长约的5毫米，被微柔毛，叶基下延呈狭翅状；

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17、

bract ovate; perianth shallowly cupular, puberulent, outer lobes broadly lanceolate, ca. 1. 8 mm, inner ones slightly shorter than outer;

苞片卵形花被浅杯状，被微柔毛，外部裂片宽披针形的，大约1.8毫米，内部的稍短于外部的；

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18、

female flowers few- to 10-fascicled at apices of short shoots, puberulent;

雌花少数到10朵簇生在短茎顶端，被微柔毛的；

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19、

stamens 10, included in the tube, reaching only to base of lobes, filaments sparsely puberulent in lower half;

雄蕊10，在筒部内藏，只达到裂片，花丝疏生微柔毛的在下半部的至基部；

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20、

sepals free beyond attachment to ovary, abaxially glabrous to white villous, adaxially dark red puberulent;

萼片离生超过贴生的子房，背面无毛到白色具长柔毛，暗红色被微柔毛；

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