Polygonatum

**Hoàng tinh**, **hoàng tinh hoa đỏ** hay **củ cơm nếp** (tên khoa học: ***Polygonatum***) là một chi thực vật có hoa trong họ Asparagaceae. Nhiều loài của chi này có thân rễ (dạng củ) được dùng làm dược liệu trong Đông y, chẳng hạn như hoàng tinh (*[[Polygonatum sibiricum]]*), điền hoàng tinh (*[[Polygonatum kingianum]]*).

## Danh sách loài
* *[[Polygonatum ×hybridum]]* Brügger
* *[[Polygonatum acuminatifolium]]*
* *[[Polygonatum adnatum]]*
* *[[Polygonatum aflatunense]]*
* *[[Polygonatum agglutinatum]]*
* *[[Polygonatum alternicirrhosum]]*
* *[[Polygonatum amabile]]*
* *[[Polygonatum ambiguum]]*
* *[[Polygonatum anceps]]*
* *[[Polygonatum angulosum]]*
* *[[Polygonatum angustifolium]]*
* *[[Polygonatum anhuiense]]*
* *[[Polygonatum anomalum]]*
* *[[Polygonatum arisanense]]*
* *[[Polygonatum beyrodtianum]]*
* *[[Polygonatum biflorum]]* (Walter) Elliott (including *P. cobrense*)
** *Polygonatum biflorum* var. *commutatum*
** *Polygonatum biflorum* var. *hebetifolium*
** *Polygonatum biflorum* var. *melleum*
** *Polygonatum biflorum* var. *necopinum*
** *Polygonatum biflorum* var. *ovatum*
** *Polygonatum biflorum* var. *virginicum*
* *[[Polygonatum bodinieri]]*
* *[[Polygonatum boreale]]*
** *Polygonatum boreale* var. *australe*
** *Polygonatum boreale* var. *multiflorum*
* *[[Polygonatum brachynema]]*
* *[[Polygonatum bracteatum]]*
* *[[Polygonatum brevistylum]]*
* *[[Polygonatum bulbosum]]*
* *[[Polygonatum buschianum]]*
* *[[Polygonatum canaliculatum]]*
** *Polygonatum canaliculatum* var. *americanum*
** *Polygonatum canaliculatum* var. *giganteum*
** *Polygonatum canaliculatum* var. *oblongifolium*
** *Polygonatum canaliculatum* var. *ovatum*
** *Polygonatum canaliculatum* var. *rotundifolium*
* *[[Polygonatum capitatum]]*
* *[[Polygonatum cathcartii]]*
* *[[Polygonatum cavaleriei]]*
* *[[Polygonatum chinense]]*
* *[[Polygonatum chingshuishanianum]]*
* *[[Polygonatum ciliatum]]*
* *[[Polygonatum cilicicum]]*
* *[[Polygonatum cirrhifoliodes]]*
* *[[Polygonatum cirrhifolium]]*
* *[[Polygonatum cobrense]]*
* *[[Polygonatum commutatum]]*
** *Polygonatum commutatum* var. *lineamentosum*
** *Polygonatum commutatum* var. *ovatum*
** *Polygonatum commutatum* var. *virginicum*
* *[[Polygonatum cryptanthum]]*
* *[[Polygonatum cuneatum]]*
* *[[Polygonatum curvistylum]]*
* *[[Polygonatum cyrtonema]]*
* *[[Polygonatum darrisii]]*
* *[[Polygonatum delavayi]]*
* *[[Polygonatum desoulavyi]]*
* *[[Polygonatum domonense]]*
* *[[Polygonatum ellipticum]]*
* *[[Polygonatum ensifolium]]*
* *[[Polygonatum ericoideum]]*
* *[[Polygonatum erythrocarpum]]*
* *[[Polygonatum esquirolii]]*
* *[[Polygonatum falcatum]]*
* *[[Polygonatum fargesi]]*
* *[[Polygonatum farwellii]]*
* *[[Polygonatum fauriei]]*
* *[[Polygonatum filipes]]*
* *[[Polygonatum franchetii]]*
* *[[Polygonatum fuscum]]*
* *[[Polygonatum geminiflorum]]*
* *[[Polygonatum gentilianum]]*
* *[[Polygonatum giganteum]]*
* *[[Polygonatum ginfoshanicum]]*
* *[[Polygonatum glaberrima]]*
* *[[Polygonatum glaberrimum]]*
* *[[Polygonatum govanianum]]*
* *[[Polygonatum gracile]]*
* *[[Polygonatum graminifolium]]*
* *[[Polygonatum grandicaule]]*
* *[[Polygonatum griffithii]]*
* *[[Polygonatum gussonii]]*
* *[[Polygonatum haussknechtii]]*
* *[[Polygonatum hebetifolium]]*
* *[[Polygonatum henryi]]*
* *[[Polygonatum hirtellum]]*
* *[[Polygonatum hirtum]]*
* *[[Polygonatum hookeri]]*
* *[[Polygonatum huanum]]*
* *[[Polygonatum humile]]*
** *Polygonatum humile* var. *humillimum*
* *[[Polygonatum humillimum]]*
* *[[Polygonatum ibukiense]]*
* *[[Polygonatum inflatum]]*
* *[[Polygonatum infundiflorum]]*
* *[[Polygonatum inglesii]]*
* *[[Polygonatum intermedium]]*
* *[[Polygonatum involucratum]]*
* *[[Polygonatum iyoense]]*
* *[[Polygonatum jacquemontianum]]*
* *[[Polygonatum japonicum]]*
* *[[Polygonatum jinzhaiense]]*
* *[[Polygonatum kalapanum]]*
* *[[Polygonatum kasuense]]*
* *[[Polygonatum kawakamii]]*
* *[[Polygonatum kingianum]]*
** *Polygonatum kingianum* var. *cavaleriei*
** *Polygonatum kingianum* var. *ericoideum*
** *Polygonatum kingianum* var. *grandifolium*
** *Polygonatum kingianum* var. *uncinatum*
* *[[Polygonatum kiotense]]*
* *[[Polygonatum kungii]]*
* *[[Polygonatum langyaense]]*
* *[[Polygonatum laoticum]]*
* *[[Polygonatum lasianthum]]*
* *[[Polygonatum latifolium]]* (Jacq.) Desf. (syn. *P. hirsutum*) 
* *[[Polygonatum lebrunii]]*
* *[[Polygonatum leiboense]]*
* *[[Polygonatum leptophyllum]]*
* *[[Polygonatum leveilleanum]]*
* *[[Polygonatum longipedunculatum]]*
* *[[Polygonatum longistylum]]*
* *[[Polygonatum macranthum]]*
* *[[Polygonatum macrophyllum]]*
* *[[Polygonatum macropodum]]*
* *[[Polygonatum mairei]]*
* *[[Polygonatum majale]]*
* *[[Polygonatum marmoratum]]*
* *[[Polygonatum martini]]*
* *[[Polygonatum maximowiczii]]*
* *[[Polygonatum megaphyllum]]*
* *[[Polygonatum melleum]]*
* *[[Polygonatum mengtzense]]*
* *[[Polygonatum minutiflorum]]*
* *[[Polygonatum mischtschenkoanum]]*
* *[[Polygonatum miserum]]*
* *[[Polygonatum multiflorum]]* (L.) All.
** *Polygonatum multiflorum* f. *ramosum*
** *Polygonatum multiflorum* var. *americanum*
** *Polygonatum multiflorum* var. *biflorum*
** *Polygonatum multiflorum* var. *canaliculatum*
** *Polygonatum multiflorum* var. *latifolium*
** *Polygonatum multiflorum* var. *pubescens*
* *[[Polygonatum nervulosum]]*
* *[[Polygonatum nipponicum]]*
* *[[Polygonatum nodosum]]*
* *[[Polygonatum obtusifolium]]*
* *[[Polygonatum odoratum]]* (Mill.) Druce
** *Polygonatum odoratum* f. *attenuatum*
** *Polygonatum odoratum* f. *ovarifolium*
** *Polygonatum odoratum* f. *variegatum*
** *Polygonatum odoratum* subsp. *glaberrimum*
** *Polygonatum odoratum* var. *ambiguum*
** *Polygonatum odoratum* var. *odoratum*
** *Polygonatum odoratum* var. *thunbergii*
* *[[Polygonatum officinale]]*
* *[[Polygonatum omeiense]]*
* *[[Polygonatum oppositifolium]]*
* *[[Polygonatum orientale]]*
* *[[Polygonatum ovatum]]*
* *[[Polygonatum parcefolium]]*
* *[[Polygonatum parviflorum]]*
* *[[Polygonatum pendulum]]*
* *[[Polygonatum periballanthus]]*
* *[[Polygonatum petiolatum]]*
* *[[Polygonatum planifilum]]*
* *[[Polygonatum pluriflorum]]*
* *[[Polygonatum polyanthemum]]*
* *[[Polygonatum polyanthum]]*
* *[[Polygonatum polygonatum]]*
* *[[Polygonatum prattii]]*
* *[[Polygonatum pruinosum]]*
* *[[Polygonatum pseudopolyanthemum]]*
* *[[Polygonatum pubescens]]* (Willd.) Pursh
** *Polygonatum pubescens* var. *australe*
** *Polygonatum pubescens* var. *boreale*
** *Polygonatum pubescens* var. *cuneatum*
** *Polygonatum pubescens* var. *multiflorum*
* *[[Polygonatum pumilum]]*
* *[[Polygonatum punctatum]]*
* *[[Polygonatum quelpaertense]]*
* *[[Polygonatum quinquefolium]]*
* *[[Polygonatum racemosum]]*
* *[[Polygonatum robustum]]*
* *[[Polygonatum roseum]]*
* *[[Polygonatum rubrum]]*
* *[[Polygonatum sadoense]]*
* *[[Polygonatum salamonis]]*
* *[[Polygonatum sewerzowi]]*
* *[[Polygonatum sibiricum]]*
* *[[Polygonatum sigillum]]*
* *[[Polygonatum silvicola]]*
* *[[Polygonatum simizui]]*
* *[[Polygonatum singalilense]]*
* *[[Polygonatum skorpili]]*
* *[[Polygonatum souliei]]*
* *[[Polygonatum stenanthum]]*
* *[[Polygonatum stenophyllum]]*
* *[[Polygonatum stewartianum]]*
* *[[Polygonatum striatum variegatum]]*
* *[[Polygonatum strumulosum]]*
* *[[Polygonatum taqueti]]*
* *[[Polygonatum tenuiflorum]]*
* *[[Polygonatum tessellatum]]*
* *[[Polygonatum thunbergii]]*
* *[[Polygonatum tonkinense]]*
* *[[Polygonatum trichosanthum]]*
* *[[Polygonatum trinerve]]*
* *[[Polygonatum tsinlingense]]*
* *[[Polygonatum umbellatum]]*
* *[[Polygonatum uncinatum]]*
* *[[Polygonatum velenovskyi]]*
* *[[Polygonatum verticillatum]]* (L.) All.
* *[[Polygonatum vietnamicum]]*
* *[[Polygonatum virens]]*
* *[[Polygonatum virginicum]]*
* *[[Polygonatum vulgare]]*
* *[[Polygonatum wardii]]*
* *[[Polygonatum yezoense]]*
* *[[Polygonatum yunnanense]]*
* *[[Polygonatum zanlanscianense]]*
* *[[Polygonatum zhejiangensis]]*

## Hình ảnh

Tập tin:Polygonatum odoratum1.jpg
Tập tin:Polygonatum verticillatum01.jpg
Tập tin:Polygonatum odoratum resize.jpg
Tập tin:Polygonatum.JPG


## Chú thích

## Tham khảo
* 
* 
* Chen Xinqi & Minoru N. Tamura: *Polygonatum* in der *Flora of China*, Volume 24, S. 223–232: Online.
* Frederick H. Utech: *Polygonatum* in der *Flora of Northamerica*, Volume 19, S. 210: Online.