Plant 25–50 cm, monocarpic, glabrous throughout.Caudex simple.

植株25-50厘米，一次果，全株。

Stem straight, glabrous, muricate near nodes.

茎，，粗糙的近的节。

Young stems terete to frequently 4-angled or subalate, glabrous, puberulous, pubescent, or tomentose, often glabrescent.

嫩茎圆柱状到经常地四棱形或略似翼的，，被微柔，短柔，或被绒的，通常后脱落。

Shrubs or small trees, usually erect, rarely viny or climbing, glabrous, rarely pubsecent, branches often inermous.

灌木或小乔木，通常立，很少倾斜或攀援的，，很少短柔，枝经常刺。

Petals usually 5, rarely more, occasionally absent, white, pink, or red, glabrous or hairy, margin entire, rarely premorse.

花瓣通常5，很少更多，偶尔，白色，粉红色，或红色，或有，边全缘，很少啮蚀状。

Shrubs evergreen or sometimes semievergreen; branchlets and pedicels not setose. Leaf blade adaxially glabrous; corolla creamy yellow, lined and flushed rose on outside. Fl. May–Jun.

有时的常绿灌木或半常绿；小枝和花梗不具刚。叶片正面；在外面上的花冠米黄色，线形和带玫瑰色；花期5月6月。

Plant 25–50 cm, monocarpic, glabrous throughout.Caudex simple.

植株25-50厘米，一次果，全株无毛。

Stem straight, glabrous, muricate near nodes.

茎直，无毛，粗糙的近的节。

Young stems terete to frequently 4-angled or subalate, glabrous, puberulous, pubescent, or tomentose, often glabrescent.

嫩茎圆柱状到经常地四棱形略似翼的，无毛，微柔毛，短柔毛，毛的，通常后脱落。

Shrubs or small trees, usually erect, rarely viny or climbing, glabrous, rarely pubsecent, branches often inermous.

灌木小乔木，通常直立，很少倾斜攀援的，无毛，很少短柔毛，枝经常无刺。

Petals usually 5, rarely more, occasionally absent, white, pink, or red, glabrous or hairy, margin entire, rarely premorse.

花瓣通常5，很少更多，偶尔无，白，粉红，红，无毛有毛，边全缘，很少啮蚀状。

Shrubs evergreen or sometimes semievergreen; branchlets and pedicels not setose. Leaf blade adaxially glabrous; corolla creamy yellow, lined and flushed rose on outside. Fl. May–Jun.

有时的常绿灌木半常绿；小枝和花梗不具刚毛。叶片正面无毛；在外面上的花冠米黄，线形和带玫瑰；花期5月6月。

Plant 25–50 cm, monocarpic, glabrous throughout.Caudex simple.

植株25-50厘米，一次果，全株无毛。

Stem straight, glabrous, muricate near nodes.

直，无毛，粗糙近节。

Young stems terete to frequently 4-angled or subalate, glabrous, puberulous, pubescent, or tomentose, often glabrescent.

柱状到经常地四棱形或略似翼，无毛，被微柔毛，短柔毛，或被绒毛，通常后脱落。

Shrubs or small trees, usually erect, rarely viny or climbing, glabrous, rarely pubsecent, branches often inermous.

灌木或小乔木，通常直立，很少倾斜或攀援，无毛，很少短柔毛，枝经常无刺。

Petals usually 5, rarely more, occasionally absent, white, pink, or red, glabrous or hairy, margin entire, rarely premorse.

花瓣通常5，很少更多，偶尔无，白色，粉红色，或红色，无毛或有毛，边全缘，很少啮蚀状。

Shrubs evergreen or sometimes semievergreen; branchlets and pedicels not setose. Leaf blade adaxially glabrous; corolla creamy yellow, lined and flushed rose on outside. Fl. May–Jun.

有时常绿灌木或半常绿；小枝和花梗不具刚毛。叶片正面无毛；在外面上花冠米黄色，线形和带玫瑰色；花期5月6月。

Plant 25–50 cm, monocarpic, glabrous throughout.Caudex simple.

植株25-50厘米，一次果，全株毛。

Stem straight, glabrous, muricate near nodes.

茎直，毛，粗糙的近的节。

Young stems terete to frequently 4-angled or subalate, glabrous, puberulous, pubescent, or tomentose, often glabrescent.

嫩茎圆柱状到地四棱形或略似翼的，毛，被微柔毛，短柔毛，或被绒毛的，通后脱落。

Shrubs or small trees, usually erect, rarely viny or climbing, glabrous, rarely pubsecent, branches often inermous.

灌木或小乔木，通直立，很少倾斜或攀援的，毛，很少短柔毛，枝刺。

Petals usually 5, rarely more, occasionally absent, white, pink, or red, glabrous or hairy, margin entire, rarely premorse.

花瓣通5，很少更多，偶尔，白色，粉红色，或红色，毛或有毛，边全缘，很少啮蚀状。

Shrubs evergreen or sometimes semievergreen; branchlets and pedicels not setose. Leaf blade adaxially glabrous; corolla creamy yellow, lined and flushed rose on outside. Fl. May–Jun.

有时的绿灌木或半绿；小枝和花梗不具刚毛。叶片正面毛；在外面上的花冠米黄色，线形和带玫瑰色；花期5月6月。

Plant 25–50 cm, monocarpic, glabrous throughout.Caudex simple.

植株25-50厘米，一次果，全株无毛。

Stem straight, glabrous, muricate near nodes.

茎直，无毛，粗糙的近的节。

Young stems terete to frequently 4-angled or subalate, glabrous, puberulous, pubescent, or tomentose, often glabrescent.

嫩茎圆柱状到经常地四棱形略似翼的，无毛，被微柔毛，短柔毛，被绒毛的，通常后脱落。

Shrubs or small trees, usually erect, rarely viny or climbing, glabrous, rarely pubsecent, branches often inermous.

灌木小乔木，通常直立，很少攀援的，无毛，很少短柔毛，枝经常无刺。

Petals usually 5, rarely more, occasionally absent, white, pink, or red, glabrous or hairy, margin entire, rarely premorse.

花瓣通常5，很少更多，偶尔无，白色，粉红色，红色，无毛有毛，边全缘，很少啮蚀状。

Shrubs evergreen or sometimes semievergreen; branchlets and pedicels not setose. Leaf blade adaxially glabrous; corolla creamy yellow, lined and flushed rose on outside. Fl. May–Jun.

有时的常绿灌木半常绿；小枝和花梗不具刚毛。叶片正面无毛；在外面上的花冠米黄色，线形和带玫瑰色；花期5月6月。

Plant 25–50 cm, monocarpic, glabrous throughout.Caudex simple.

植株25-50厘米，一次果，全株无毛。

Stem straight, glabrous, muricate near nodes.

茎直，无毛，粗糙近节。

Young stems terete to frequently 4-angled or subalate, glabrous, puberulous, pubescent, or tomentose, often glabrescent.

嫩茎圆柱状到经常地四棱形或略似翼，无毛，被微柔毛，短柔毛，或被绒毛，通常后。

Shrubs or small trees, usually erect, rarely viny or climbing, glabrous, rarely pubsecent, branches often inermous.

木或小乔木，通常直立，很少倾斜或攀援，无毛，很少短柔毛，枝经常无刺。

Petals usually 5, rarely more, occasionally absent, white, pink, or red, glabrous or hairy, margin entire, rarely premorse.

花瓣通常5，很少更多，偶尔无，白，粉红，或红，无毛或有毛，边全缘，很少啮蚀状。

Shrubs evergreen or sometimes semievergreen; branchlets and pedicels not setose. Leaf blade adaxially glabrous; corolla creamy yellow, lined and flushed rose on outside. Fl. May–Jun.

有时常绿木或半常绿；小枝和花梗不具刚毛。叶片正面无毛；在外面上花冠米黄，线形和带玫瑰；花期5月6月。

Plant 25–50 cm, monocarpic, glabrous throughout.Caudex simple.

植株25-50厘米，一次果，全株无毛。

Stem straight, glabrous, muricate near nodes.

茎直，无毛，粗糙近节。

Young stems terete to frequently 4-angled or subalate, glabrous, puberulous, pubescent, or tomentose, often glabrescent.

嫩茎圆柱状到经常地四略似翼，无毛，被柔毛，短柔毛，被绒毛，通常后脱落。

Shrubs or small trees, usually erect, rarely viny or climbing, glabrous, rarely pubsecent, branches often inermous.

灌木小乔木，通常直立，很少倾斜攀援，无毛，很少短柔毛，枝经常无刺。

Petals usually 5, rarely more, occasionally absent, white, pink, or red, glabrous or hairy, margin entire, rarely premorse.

花瓣通常5，很少更多，偶尔无，白色，粉红色，红色，无毛有毛，边全缘，很少啮蚀状。

Shrubs evergreen or sometimes semievergreen; branchlets and pedicels not setose. Leaf blade adaxially glabrous; corolla creamy yellow, lined and flushed rose on outside. Fl. May–Jun.

有时常绿灌木半常绿；小枝和花梗不具刚毛。片正面无毛；在外面上花冠米黄色，线和带玫瑰色；花期5月6月。

Plant 25–50 cm, monocarpic, glabrous throughout.Caudex simple.

植株25-50厘米，一次果，全株。

Stem straight, glabrous, muricate near nodes.

茎直，，糙的近的节。

Young stems terete to frequently 4-angled or subalate, glabrous, puberulous, pubescent, or tomentose, often glabrescent.

嫩茎圆柱状到经常地四棱形或略似翼的，，被微柔，短柔，或被绒的，通常后脱落。

Shrubs or small trees, usually erect, rarely viny or climbing, glabrous, rarely pubsecent, branches often inermous.

灌木或小乔木，通常直立，很少倾斜或攀援的，，很少短柔，枝经常刺。

Petals usually 5, rarely more, occasionally absent, white, pink, or red, glabrous or hairy, margin entire, rarely premorse.

花瓣通常5，很少更多，偶尔，白色，粉红色，或红色，或有，边全缘，很少啮蚀状。

Shrubs evergreen or sometimes semievergreen; branchlets and pedicels not setose. Leaf blade adaxially glabrous; corolla creamy yellow, lined and flushed rose on outside. Fl. May–Jun.

有时的常绿灌木或半常绿；小枝和花梗不具刚。叶片正面；在外面上的花冠米黄色，线形和带玫瑰色；花期5月6月。

Plant 25–50 cm, monocarpic, glabrous throughout.Caudex simple.

植株25-50厘米，一次果，全株无。

Stem straight, glabrous, muricate near nodes.

茎直，无，粗糙近节。

Young stems terete to frequently 4-angled or subalate, glabrous, puberulous, pubescent, or tomentose, often glabrescent.

嫩茎圆柱状到经常地四棱形或略似翼，无，被微，，或被绒，通常后脱落。

Shrubs or small trees, usually erect, rarely viny or climbing, glabrous, rarely pubsecent, branches often inermous.

灌木或小乔木，通常直立，很倾斜或攀援，无，很，枝经常无刺。

Petals usually 5, rarely more, occasionally absent, white, pink, or red, glabrous or hairy, margin entire, rarely premorse.

花瓣通常5，很更多，偶尔无，白色，粉红色，或红色，无或有，边全缘，很啮蚀状。

Shrubs evergreen or sometimes semievergreen; branchlets and pedicels not setose. Leaf blade adaxially glabrous; corolla creamy yellow, lined and flushed rose on outside. Fl. May–Jun.

有时常绿灌木或半常绿；小枝和花梗不具刚。叶片正面无；在外面上花冠米黄色，线形和带玫瑰色；花期5月6月。

Plant 25–50 cm, monocarpic, glabrous throughout.Caudex simple.

植株25-50厘米，一次果，全株无毛。

Stem straight, glabrous, muricate near nodes.

茎直，无毛，粗糙的近的节。

Young stems terete to frequently 4-angled or subalate, glabrous, puberulous, pubescent, or tomentose, often glabrescent.

嫩茎圆柱状到经常地四棱形略似翼的，无毛，微柔毛，短柔毛，毛的，通常后脱落。

Shrubs or small trees, usually erect, rarely viny or climbing, glabrous, rarely pubsecent, branches often inermous.

灌木小乔木，通常直立，很少倾斜攀援的，无毛，很少短柔毛，枝经常无刺。

Petals usually 5, rarely more, occasionally absent, white, pink, or red, glabrous or hairy, margin entire, rarely premorse.

花瓣通常5，很少更多，偶尔无，白，粉红，红，无毛有毛，边全缘，很少啮蚀状。

Shrubs evergreen or sometimes semievergreen; branchlets and pedicels not setose. Leaf blade adaxially glabrous; corolla creamy yellow, lined and flushed rose on outside. Fl. May–Jun.

有时的常绿灌木半常绿；小枝和花梗不具刚毛。叶片正面无毛；在外面上的花冠米黄，线形和带玫瑰；花期5月6月。