小果裂果漆檢視原始碼討論檢視歷史
小果裂果漆 |
中文學名:小果裂果漆 拉丁學名:Toxicodendron griffithii (Hook. f.) O. Kuntze var. microcarpum C.Y.Wu et T.L.Ming 界:植物界 科:漆樹科 屬:漆屬 種:小果裂果漆 分布區域:產雲南東南部。 海拔區間:1400-1800 |
小果裂果漆,小喬木;小枝圓柱形,灰褐色,無毛或近無毛,具突起小皮孔。奇數羽狀複葉互生,有小葉3-5對,葉軸和葉柄無毛;葉柄長5.5-9厘米,具稀疏皮孔;花序稍長,20-22厘米;果較小,徑4-5毫米,與原變種明顯不同。 [1]
小果裂果漆形態特徵
小葉革質,長圓形或卵狀長圓形,長9-25厘米,寬4-8厘米,先端漸尖,基部圓形或近心形,全緣,葉面干後暗褐色,無毛,葉背銹色,無毛或稀沿中脈和側脈疏被微柔毛,側脈15-20對,側脈和細脈在葉背突起;小葉柄短,長2-3毫米,多少被毛。
圓錐花序腋生,長13-18厘米,被微柔毛,總梗長5-6厘米,被微柔毛,具條紋和稀疏小皮孔;花萼被微柔毛或近無毛,裂片寬卵形;花瓣線狀長圓形;雄蕊伸出;花盤厚。
核果具短梗,長約2毫米,果近球形,略壓扁,外果皮薄,淡黃色,具光澤,被微柔毛,成熟時不規則縱裂,中果皮厚,蠟質,具褐色樹脂道條紋,果核壓扁,長約3毫米,寬約5毫米。
Toxicodendron grifffithii (Hook. f.) O. Kuntze, Rev. Gen. Pl. 153. 1891;雲南植物志2: 397,圖版119, 4-7. 1979. ——Rhus griffithii Hook. f. Fl. Brit. Ind. 2: 12. 1876; Engl. in DC. Monog. Phan. 4: 402. 1883; Craib, Fl. Siam Enum. 1 (2): 341. 1926; Hand.-Mazz. Symb. Sin. 7: 636. 1933.
Small trees; branchlets glabrous or subglabrous, lenticellate. Petiole 5.5-9 cm, petiole and rachis glabrous; leaf blade imparipinnately compound; leaflet petiolule 2-3 mm, minutely pubescent to glabrous; leaflets 7-11, opposite; leaflet blade oblong or ovate-oblong, 9-25 × 4-8 cm, coriaceous, adaxially glabrous, turning dark brown when dried, abaxially ferruginous, glabrous to minutely pubescent along veins, sometimes with tufts of hair in axils of veins, base rounded to subcordate, margin entire, lateral veins 15-20 pairs, reticulate venation prominent abaxially. Inflorescence paniculate, 13-22 cm, minutely pubescent; peduncle 5-6 cm, minutely pubescent, striate and lenticellate. Calyx minutely pubescent to subglabrous, lobes broadly ovate. Petals linear-oblong. Disk conspicuous. Ovary globose, densely pubescent. Drupe subglobose, (4-5 or)8-10 mm in diam., light yellow, minutely pubescent; epicarp irregularly dehiscent at maturity; mesocarp thick, waxy, with brown longitudinal resin ducts; endocarp compressed, ca. 3 × 5 mm.
Hill and mountain forests and thickets; 1400-2500 m. SW Guizhou, Yunnan [India (Darjeeling)].
小果裂果漆生長環境
生長於海拔1400-1800米的常綠闊葉林中。