生物學信息
界:植物界門:被子植物門(Angiospermae)
綱:雙子葉植物綱(Dicotyledoneae),又稱木蘭綱。
亞綱:五椏果亞綱(Dilleniidae)
目:杜鵑花目(Ericales)
科:杜鵑花科(Ericaceae)
亞科:杜鵑花亞科
屬:杜鵑屬(Rhododendron)
種:腺蕊杜鵑
命名來源
(雲南植物志)[not .bot .gard. edinb. 13: 249. 1922]形態特徵
常綠小灌木,高0.5-1.2米,小枝細瘦.直徑3毫米,疏被易脫落的紅色絨毛和短柄腺體;芽鱗多少宿存。葉厚革質,披針形或窄長圓形,長3-6厘米,寬1-2厘米,先端短尖,基部鈍或楔形,邊緣全緣, 向下反卷,上面無毛,微皺,中脈凹入,側脈10-12對,不明顯,下面疏被易脫落的紅棕色毛被,中脈凸起,疏被短柄腺體,側脈略凸或 不顯;葉柄長8-10毫米,疏被叢捲毛和短柄腺體。頂生傘形花序,有花約6朵,總軸 短;花梗2-2.5厘米,疏被短柄腺體;花萼杯狀,長2-4毫米,黃邑,5裂,裂片長 圓形,邊緣具腺體;花冠鐘形,長約3毫米,鮮黃色,具深紅色斑點,裂片5,近圓形, 長約1厘米,寬1.5厘米,頂端微缺;雄蕊10,不等長, 長1.2-1.8厘米,花絲中部以 下疏被微柔毛,花葯橢圓形,紅褐色,長2毫米;雌蕊比花冠略短,長2.5厘米,子房卵 圓形,長4毫米,密被紅色短柄腺體,花柱通體具短柄腺體,柱頭盤狀。果未見。花期6月。產地分布
產雲南西北部。生於海拔3650—4250米的石坡灌叢中。本種提示
本種的葉較小和具鮮黃色的花,花冠筒部上方裂外具探紅色斑點;葉下面有易脫落的 紅棕色毛被和具腺體的中脈;子房密被短柄腺體,無毛,花柱通體具短柄腺體,易與他種區別。相關種
腺房杜鵑Rhododendron adenogynum Diels雪山杜鵑Rhododendron aganniphum Balf.f. & Kingdon-Ward
雪山杜鵑(原變種)Rhododendron aganniphum Balf.f. & Kingdon-Ward var. aganniphum
黃毛雪山杜鵑(變種)Rhododendron aganniphum Balf.f. & Kingdon-Ward var. flavorufum (Balf.f. & Forrest) D. F. Chamb.
裂毛雪山杜鵑(變種)Rhododendron aganniphum Balf.f. & Kingdon-Ward var. schizopeplum (Balf.f. & Forrest) Ming
棕背杜鵑Rhododendron alutaceum Balf.f. & W. W. Sm.
棕背杜鵑(原變種)Rhododendron alutaceum Balf.f. & W. W. Sm. var. alutaceum
毛枝棕背杜鵑(變種)Rhododendron alutaceum Balf.f. & W. W. Sm. var. iodes (Balf.f. & Forrest) D. F. Chamb.
腺房棕背杜鵑(變種)Rhododendron alutaceum Balf.f. & W. W. Sm. var. russotinctum (Balf.f. & Forrest) D. F. Chamb.
巴朗杜鵑Rhododendron balangense Fang
粉鍾杜鵑Rhododendron balfourianum Diels
白毛粉鍾杜鵑(變種)Rhododendron balfourianum Diels var. aganniphoides Tagg & Forrest
粉鍾杜鵑(原變種)Rhododendron balfourianum Diels var. balfourianum
馬爾康杜鵑Rhododendron barkamense D. F. Chamb.
多葉杜鵑Rhododendron bathyphyllum Balf.f. & Forrest
寬鍾杜鵑Rhododendron beesianum Diels
銹紅杜鵑Rhododendron bureavii Franch.
麻點杜鵑Rhododendron clementinae Forrest
金背杜鵑(亞種)Rhododendron clementinae Forrest subsp. aureodorsale Fang
麻點杜鵑(原亞種)Rhododendron clementinae Forrest subsp. clementinae
粗脈杜鵑Rhododendron coeloneurum Diels
礫石杜鵑Rhododendron comisteum Balf.f. & Forrest
丹巴杜鵑Rhododendron danbaense L. C. Hu
乾淨杜鵑Rhododendron detersile Franch.
落毛杜鵑Rhododendron detonsum Balf.f. & Forrest
疏毛杜鵑Rhododendron dignabile Cowan
灌叢杜鵑Rhododendron dumicola Tagg & Forrest
金江杜鵑Rhododendron elegantulum Tagg & Forrest
金頂杜鵑Rhododendron faberi Hemsl.
金頂杜鵑(原亞種)Rhododendron faberi Hemsl. subsp. faberi
大葉金頂杜鵑(亞種)Rhododendron faberi Hemsl. subsp. prattii (Franch.) D. F. Chamb.
短尖杜鵑Rhododendron inopinum Balf.f.
乳黃杜鵑Rhododendron lacteum Franch.
魯浪杜鵑Rhododendron lulangense L. C. Hu & Tateishi
魯浪杜鵑Rhododendron lulangense L. C. Hu et Y. Tateishi
優異杜鵑Rhododendron mimetes Tagg & Forrest
山地杜鵑Rhododendron montiganum Ming
德欽杜鵑Rhododendron nakotiltum Balf.f. & Forrest
大炮山杜鵑Rhododendron nigroglandulosum Nitz.
奇異杜鵑Rhododendron paradoxum Balf.f.
櫟葉杜鵑 (原變種)Rhododendron phaeochrysum Balf. f. et W. W. Smith var. phaeochrysum
櫟葉杜鵑Rhododendron phaeochrysum Balf.f. & W. W. Sm.
凝毛杜鵑(變種)Rhododendron phaeochrysum Balf.f. & W. W. Sm. var. agglutinatum (Balf.f. & Forrest) D. F. Chamb.
氈毛櫟葉杜鵑(變種)Rhododendron phaeochrysum Balf.f. & W. W. Sm. var. levistratum (Balf.f. & Forrest) D. F. Chamb.
櫟葉杜鵑(原變種)Rhododendron phaeochrysum Balf.f. & W. W. Sm. var. phaeochrysum
波密杜鵑Rhododendron pomense Cowan & Davidian
甘肅杜鵑Rhododendron potaninii Batal.
藏南杜鵑Rhododendron principis Bur. & Franch.
平臥杜鵑Rhododendron pronum Tagg & Forrest
矮生杜鵑Rhododendron proteoides Balf.f. & W. W. Sm.
隴蜀杜鵑Rhododendron przewalskii Maxim.
毛脈杜鵑Rhododendron pubicostatum Ming
普格杜鵑Rhododendron pugeense L. C. Hu
斑葉杜鵑Rhododendron punctifolium L. C. Hu
太白杜鵑Rhododendron purdomii Rehd. & E. H. Wils.
卷葉杜鵑Rhododendron roxieanum Forrest
兜尖卷葉杜鵑(變種)Rhododendron roxieanum Forrest var. cucullatum (Hand.-Mazz.) D. F. Chamb.
線形卷葉杜鵑(變種)Rhododendron roxieanum Forrest var. oreonastes (Balf.f. & Forrest) Ming
卷葉杜鵑(原變種)Rhododendron roxieanum Forrest var. roxieanum
巫山杜鵑Rhododendron roxieoides D. F. Chamb.
黃毛杜鵑Rhododendron rufum Batal.
都支杜鵑Rhododendron shanii Fang
裂毛杜鵑Rhododendron simulans (Tagg & Forrest) D. F. Chamb.
寬葉杜鵑Rhododendron sphaeroblastum Balf.f. & Forrest
寬葉杜鵑(原變種)Rhododendron sphaeroblastum Balf.f. & Forrest var. sphaeroblastum
烏蒙寬葉杜鵑(變種)Rhododendron sphaeroblastum Balf.f. & Forrest var. wumengense Feng
大理杜鵑Rhododendron taliense Franch.
曲枝杜鵑Rhododendron torquatum L. C. Hu
川滇杜鵑Rhododendron traillianum Forrest & W. W. Sm.
棕背川滇杜鵑(變種)Rhododendron traillianum Forrest & W. W. Sm. var. dictyotum (Balf.f. ex Tagg) D. F. Chamb.
川滇杜鵑(原變種)Rhododendron traillianum Forrest & W. W. Sm. var. traillianum
理縣杜鵑Rhododendron trichogynum L. C. Hu
白毛杜鵑Rhododendron vellereum Hutch. ex Tagg
褐毛杜鵑Rhododendron wasonii Hemsl. & E. H. Wils.
褐毛杜鵑(原變種)Rhododendron wasonii Hemsl. & E. H. Wils. var. wasonii
汶川褐色杜鵑(變種)Rhododendron wasonii Hemsl. & E. H. Wils. var. wenchuanense L. C. Hu
宏鍾杜鵑Rhododendron wightii Hook.f.
皺皮杜鵑Rhododendron wiltonii Hemsl. & E. H. Wils.
中甸杜鵑Rhododendron zhongdianense L. C. Hu
參考文獻
Rhododendron codonanthum Balf. f. et Forrest in Not. Bot. Gard. Edinb. 13: 249. 1922; Tagg in Stevenson, Spec. Rhodod. 639. 1930; Cullen et Chamb. in Not. Bot. Gard. Edinb. 36: 118. 1978; Chamb. in Not. Bot. Gard. Edinb. 39: 337. 1982; 雲南植物志4: 418. 1986.杜鵑花科杜鵑屬植物(二)
杜鵑花科,雙子葉植物,50屬,約1300種,分布極廣,但主產地為南非和我國西部,我國有14屬,718種,全國均產之,其中杜鵑花屬Rhododendron為世界有名的觀賞植物。 |