stamens 2, adnate to abaxial side of corolla tube near base or rarely above middle, included;

1、

leaves basal; stipules free or adnate to petioles only at base, brown, lanceolate, ca. 0. 5 mm, margin fimbriate, apex acuminate;

叶基生托叶离生或者贴生于叶柄只在基部，棕色，披针形，长约0.5毫米，流苏状边缘，先端渐尖；

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2、

stamens included, adnate to middle of corolla tube;

花冠筒的雄蕊内藏，贴生于中间；

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3、

disk cup like, adnate to inside of calyx tube, free from ovary, rim lobed;

萼筒杯状，贴生的花盘内部，离生的子房，凸缘浅裂；

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4、

stamens included; filaments adnate to lower part of corolla lobes, free parts ca. 2 mm;

雄蕊内藏花冠裂片，离生部分约2毫米的花丝贴生于下半部分；

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5、

stamens 2, adnate to adaxial side of corolla tube near middle, rarely near corolla base, included;

雄蕊2，贴生于花冠筒近中部，很少近的花冠基部的正面的方面，包括；

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6、

female flowers: perianth minute or absent, 2-lobed, connate at base asymmetrically to shallow cupular pocket, adnate to base of ovary;

雌花：花被微小或无，2裂，在基部合生不对称的到浅的杯状口袋，贴生于子房基部；

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7、

calyx tube hemispheric to turbinate, adnate to ovary;

对陀螺状，贴生于子房半球形的萼筒；

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8、

staminal tube cylindric, base adnate with corolla tube, apex distinct, margin 10-lobed;

雄蕊管圆筒状，基部与花冠筒贴生，先端离生，边缘10裂；

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9、

filaments proximally adnate to perianth tube, free part short to long;

花丝下部的贴生于花被筒，离生部分短到长；

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10、

filaments subequal, longer than perianth segments, connate at base and adnate to perianth segments for ca. 1 mm;

花丝近等长，长于花被片，在基部合生和贴生于花被片约1毫米的；

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11、

calyx and hypocarp adnate and fleshy and enclosing a few drupes;

花萼和果托贴生和肉质和包围一些核果；

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12、

staminal tube to 4 cm, slightly exserted, base adnate to corolla tube, apical margin with linearly lacerate teeth;

雄蕊管达4厘米，稍外露，基部贴生于花冠筒，顶缘具线状撕裂状牙齿；

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13、

blades brownish yellow when dry, membranous, abaxially densely irregularly and shiny hispid, adaxially sparsely adnate hispid;

黄的带褐色的叶片干燥时，膜质，密被不规则和发亮的糙硬毛，正面具疏生贴生糙硬毛的；

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14、

leaves alternate; stipules membranous at base, adnate to petiole;

叶互生托叶膜质在基部，贴生于叶柄；

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15、

filaments equal, equaling or slightly longer than perianth segments, connate at base and adnate to perianth segments for ca. 1 mm;

花丝等长，稍长或近等长花被片，在基部合生和贴生于花被片约1毫米的；

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16、

filaments connate or distinct, adnate to base of sepals, glabrous or with pubescence;

花丝合生的或离生，贴生萼片基部，无毛或具短柔毛的；

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17、

filaments united in lower part, forming trough-shaped sheath open on upper side and adnate to petals;

花丝下半部结合，形成槽状鞘在面开放，与花瓣合生；

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18、

stipules mostly adnate to petiole, free parts ovate, margin serrate and glandular;

托叶主要贴生于叶柄，卵形的离生部分，和腺的边缘有锯齿；

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19、

filaments united, forming trough-shaped sheath, adnate with petals, open on upper side;

花丝合生，形成槽状鞘，与花瓣贴生，上面开放；

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20、

stipules broad, mostly adnate to petiole, free parts ovate, glabrous, apex caudate;

宽的托叶，贴生于叶柄，卵形，无毛的离生部分的主要，先端尾状；

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