柔毛状

Stamens 4, staminodes absent; calyx furfuraceous puberulous; leaf blades elliptic, ovate, or rarely suborbicular, both surfaces furfuraceous puberulous.

雄蕊4，退化雄蕊无；花萼软鳞片状被微柔毛；叶片椭圆形，卵形，或很少近圆形，两面软鳞片状被微柔毛。 20 P。 tetrandra 四蕊熊巴掌

Stems obtusely 4-angled, pubescent or glandular pubescent; calyx teeth ovate-triangular, apex acute, never mucronate.

钝的茎四棱形，短柔毛或者腺状短柔毛；萼齿卵状三角形，先端锐尖，从未短尖。

Fruit dehiscent siliques or rarely silicles, linear or rarely oblong, terete, 4-angled, latiseptate, or angustiseptate, sessile or rarely shortly stipitate; valves with an obscure to prominent midvein, pubescent on outside, rarely also on inside, keeled or not, smooth or torulose; replum rounded; septum complete, membranous, translucent or opaque, veinless; style obsolete or short, rarely half as long as or subequaling fruit, often pubescent; stigma capitate, entire or 2-lobed.

开裂的果长角果或很少短角果，线形或很少长圆形，，四棱形，具宽隔膜，果实狭隔的或，无梗或很少具短柄；裂爿具一不明显对突出中脉，短柔毛在外面上，在里面也很少，与否龙骨状，近念珠状的平滑或；假隔膜绕行；完全，膜的隔膜，不透明的半透明或，；废退的花柱或短，或的一半很少果，通常短柔毛；柱头头状，全缘的或2裂。

Basal leaves numerous, fasciculate, rosulate; stipules free, brown, linear-lanceolate, margin fimbriate-serrate; petiole 1.5-4 cm, very narrowly winged in upper part; blade ovate or triangular-ovate, 1.3-3.5 × 1-3 cm, both surfaces glabrous to subglabrous or appressed puberulous, with dense brown glandular dots, veins conspicuously raised abaxially, base shallowly cordate or cuneate, margin serrulate, apex ± acute.

基生叶多数，束状，莲座状；托叶离生，棕色，线状披针形，边缘流苏状使成锯齿波；叶柄1.5-4厘米，具狭翅在上半部分；叶片卵形的或三角状心形， 1.3-3.5 * 1-3 厘米，两面无毛到近无毛的或者贴伏被微柔毛，具密的棕色腺点，脉明显在背面突起，基部浅心形或楔形，边缘细锯齿，先端多少锐尖。

Racemes axillary or terminal, appendage lamellate; unwinged part of capsule without obvious concentric ribs; seeds ovoid or hirsute-villous, not strophiolate, or pubescent and strophiolate

总状花序腋生或顶生，附属物片状；无翅部分胶囊没有明显的同心的肋骨；种子卵球形或长硬毛状柔毛，并非strophiolate，或短柔毛和strophiolate 27

Basal leaves 2-6, long petiolate; stipules over 1/2 adnate to petioles, broadly lanceolate, membranous, margin sparsely denticulate and ciliate or entire, apex acuminate; petioles 3-9 cm at anthesis, usually green, sometimes purplish, glabrous, nitid, elongated at fruiting to more than 20 cm; leaf blade glabrous on both surfaces or pubescent along veins, 3-sect, segments shortly stipitate, lateral segments deeply 2-fid, central segment deeply 2- or 3-fid, terminal lobes highly variable in shape and size, ovate-lanceolate, lanceolate, oblong, or linear-lanceolate, margin irregularly dentate or shallowly divided, sometimes triparted to pinnatiparted or 3-lobed, apex obtuse or acute.

基生叶2-6，具长叶柄；托叶超过1/2的贴生至叶柄，宽披针形，膜，边缘疏生细齿和具缘毛或全缘，先端渐尖；叶柄3-9厘米在花期，通常绿色，有时略带紫色，无毛，有光泽的，在果期拉长到超过20厘米；叶片两面无毛沿脉具短柔毛，3全裂，裂片具短柄，侧裂片2深裂，中裂片2或3深裂，顶裂片形状和大小极易变，卵状披针形，披针形，长圆形，或线状披针形，边缘不规则牙齿或浅裂，有时3深裂到羽状深裂或3浅裂，先端钝或锐尖。

Leaves opposite or distal ones in whorls of 3 or 4, sessile or petiole to 5 mm, villous; leaf blade long ovate to ovate-oblong, 2--5 X 0.7--1.5 cm, pubescent on both surfaces, pinnatipartite to pinnatisect; segments 6--10 pairs, linear to linear-oblong, incised-dentate.

叶对生或上部的3轮生或4，对5毫米，具长柔毛的无梗或叶柄；叶片长卵形到卵状长圆形，2-5 X 0.7-1.5厘米，两面被短柔毛，对羽状全裂的羽状深裂；裂片6-10 对，线形的到线形长圆形，锐裂具牙齿。

Leaf blade both surfaces puberulent, pubescent, and/or pilose, margin repand to crenate or denticulate, rarely dentate or serrate; bracts 0.6-4 X 0.4-2.7 cm.

两面叶片被微柔毛，短柔毛，和/或具柔毛，残波状的边缘对来说或具小齿，很少具牙齿或有锯齿；苞片0.6-4 X 0.4-2.7 厘米 90

Leaf blade obovate-elliptic or obovate, abaxially pubescent or tomentulose or at least densely pubescent on veins, petiole densely pubescent; style and stigma undivided.

倒卵状椭圆形的叶片或倒卵形，背面具短柔毛或或至少密被短柔毛在脉上，密被短柔毛的叶柄；花柱和柱头不裂。 2 R。 crenata 长叶冻绿

Inflorescence terminal, 1–11-flowered; pedicels scaly, usually setose; calyx (1–)2–15 mm, usually 5-lobed, sometimes reduced to undulate rim, scaly, margin mostly ciliate or setose; corolla broadly campanulate or rotate to saucer-shaped, usually yellow, rarely greenish, white or reddish, sometimes spotted, outer surface scaly, sometimes sparsely pubescent; stamens 10; ovary 5(or 6)-celled; style short, thick, sharply bent, usually scaly at base.

花序顶生，1-11花；花梗有鳞，通常具刚毛；花萼(1-)2-15毫米，通常5浅裂，有时波状的退化至凸缘，有鳞，多数边缘具缘毛或具刚毛的；花冠宽钟状或辐状到茶托状，通常黄的，带红色的带绿色，白色或带红色的，斑点，有鳞的外表面，有时疏生短柔毛的有时的很少；雄蕊10；子房5(或6)室；花柱短，厚，锐弯曲，通常有鳞的在基部。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐