学名(拉丁名) | Stachyurus yunnanensis |
中文名 | 云南旌节花 |
命名人 | Franch. |
中文科名 | 旌节花科 |
拉丁属名 | Stachyurus |
类型 | species |
拉丁科名 | Stachyuraceae |
中文属名 | 旌节花属 |
学名(拉丁名) | Stachyurus yunnanensis |
中文名 | 云南旌节花 |
中文科名 | 旌节花科 |
拉丁属名 | Stachyurus |
类型 | species |
拉丁科名 | Stachyuraceae |
中文属名 | 旌节花属 |
学名(拉丁名) | Stachyurus yunnanensis |
命名人 | Franch. (accepted name) |
拉丁属名 | Stachyurus |
类型 | species |
拉丁科名 | Stachyuraceae |
学名(拉丁名) | Stachyurus yunnanensis |
命名人 | Franch. |
发表年份 | 1898(年) |
拉丁属名 | Stachyurus |
类型 | species |
拉丁科名 | Stachyuraceae |
学名(拉丁名) | Stachyurus yunnanensis |
中文名 | 云南旌节花 |
拉丁属名 | Stachyurus |
类型 | species |
拉丁科名 | Stachyuraceae |
学名(拉丁名) | Stachyurus yunnanensis |
中文名 | 云南旌节花 |
中文科名 | 旌节花科 |
拉丁属名 | Stachyurus |
类型 | species |
拉丁科名 | Stachyuraceae |
中文属名 | 旌节花属 |
学名(拉丁名) | Stachyurus yunnanensis |
发表年份 | 1898(年) |
拉丁属名 | Stachyurus |
类型 | species |
拉丁科名 | Stachyuraceae |
学名 | 状态 | 来源 | 命名人 |
---|---|---|---|
Stachyurus callosus | Synonym | The Plant List | |
Stachyurus esquirolii | Synonym | The Plant List | |
Stachyurus oblongifolius | Synonym | The Plant List | |
Stachyurus yunnanensis var. pedicellatus | Synonym | The Plant List | |
Stachyurus yunnanensis var. yunnanensis | Synonym | The Plant List |
Stachyurus callosus C. Y. Wu ex S. K. Chen; S. esquirolii H. Léveillé; S. oblongifolius F. T. Wang & T. Tang; S. yun nanensis var. pedicellatus Rehder.
Shrubs evergreen, 1-3 m tall. Bark dark gray. Petiole 1-2.5 cm, stout; leaf blade elliptic-oblong to oblong-lanceolate, rarely obovate-lanceolate, 7-15 × 2-4 cm, leathery or thinly leathery, both surfaces glabrous, midvein conspicuously raised abaxially, lateral veins 5-7-paired, inconspicuous on both sides, base cuneate or obtuse, margin serrulate throughout, apex acute, acuminate, caudate-acuminate, or obtuse. Spikes 12-22-flowered, 3-8 cm; peduncles short, 5-10 mm. Flowers subsessile; bract triangular, ca. 1.5 mm, apex acute; bracteoles triangular-ovate, ca. 2.5 mm, apex acute. Sepals ovate-orbicular, ca. 3.5 mm. Petals yellow to white, obovate-orbicular, 5.5-6.5 × ca. 4 mm, apex obtuse. Ovary bottle-shaped, glabrous; style ca. 6 mm. Fruit globose, 6-7 mm in diam. Fl. Mar-Apr, fr. Jun-Sep. 2n = 24*.
Evergreen broad-leaved forests on mountain slopes, thickets at forest margins; 800-1800 m. Chongqing, N Guangdong (Yangshan), SW Guangxi, Guizhou, W Hubei, W Hunan, Sichuan, Yunnan [N Vietnam].
This fairly widely distributed species is characterized by having leaves elliptic-oblong to oblong-lanceolate, and leathery or thinly leathery. Plants from Gongshan, NW Yunnan, have leaves relatively long caudate, and those from Emei Shan, Sichuan, have somewhat larger leaves. Some plants with obovate-lanceolate leaves look very similar to Stachyurus obovatus, and differ only in having relatively shortly caudate, narrower leaves, with their margins serrulate throughout.
The length of the fruit stalk shows some variation between and within populations. However, the difference is so tenuous that it seems not justifiable to describe the plants with somewhat longer fruit stalks as any independent taxonomic entity.
2.云南旌节花(峨眉植物图志)滇旌节花(云南)
Stachyurus yunnanensis Franch. in Journ. de Bot. 1'2: 253. 1898; Rehd. in Sarg. Pl. Wils. 1: 288. 1912; et in Journ. Arn. Arb. 15: 103. 1934; Chung in Men. Sci. Soc. China 1: 176. 1924; Hand. -Mazz. Symb. Sin. 7: 383. 1931; H. L. Li in Bull. Torr. Bot. Club 70 (6): 618. 1943;峨眉植物图志1 (2): pl. 98. 1944; Lauener in Not. Bot. Gard. Edinb. 27: 7. 1966;中国高等植物图鉴2 : 929, 图3588. 1972; S. K. Chen in Acta Bot. Yunnan. 3 (2): 127. 1981; 云南植物志3:342,图版99, 图1-2. 1983; Y. C: Tang et al. in Acta Phytotax. Sin. 21 (3): 237. 1983;中国树木志2: 1928,图982: 4-5. 1985. ——S. esquirolii Levl. Fl. Kouy-Tcheou 416. 1915.
2a.云南旌节花(原变种)图版19:4-8
var. yunnanensis
常绿灌木,高1-3米;树皮暗灰色,光滑;枝条圆形,当年生枝为绿黄色,二年生枝棕色或棕褐色,具皮孔。叶革质或薄革质,椭圆状长圆形至长圆状披针形,长7-15厘米,宽2-4厘米,先端渐尖或尾状渐尖,基部楔形或钝圆,几边缘具细尖锯齿,齿尖骨质,上面绿色,具光泽,下面淡绿色,紫色,两面均无毛,中脉在下面明显凸起,侧脉5-7对,在两面均不明显,细脉网状;叶柄粗壮,长1 2.5厘米。总状花序腋生,长3-8厘米,花序轴之字形,具短梗,长约7毫米,有花12-22朵;花近于无梗;苞片1枚,三角形,急尖,长约1.5毫米;小苞片三角状卵形,急尖,长约2.5毫米;萼片4枚,卵圆形,长约3.5毫米;花瓣4枚,黄色至白色,倒卵圆形,长5.5-6.5毫米,宽约4毫米,顶端钝圆;雄蕊8枚,无毛;子房和花柱长约6毫米,无毛,柱头头状。果实球形,直径6-7毫米,无梗,具宿存花柱,苞片及花丝的残存物。染色体数目2n=24;花粉具三拟孔沟。花期3-4月,果期6-9月。
产湖南、湖北、四川、贵州、云南和广东北部。生于海拔800-1800米的山坡常绿阔叶林下,或林缘灌丛中。模式标本采自云南洱源孟获营。
本种产于贵州者,其间有许多是与矩圆叶旌节花S. oblongifolius. Wang et Tang的中间类型较难区分。
2b.具梗旌节花(变种)(云南植物研究)长柄旌节花(中国树木志)
Stachyurus yunnanensis Franch. var. pedicellatus Rehd. in Sarg. Pl. Wils. 1: 288. 1912; Chung in Mem. Sci. Soc. China 1: 176. 1924; H. L. Li in Bull. Torr. Bot. Club 70 (6): 618. 1943; 中国高等植物图鉴2: 929. 1972; S. K. Chen in Acta Bot. Yunnan. 3 (2): 127. 1981; 云南植物志3: 343. 1983; 中国树木志2: 1928. 1985; 四川植物志3: 262. 1985.
本变种与原变种的区别在于:叶边缘具粗而疏锯齿;果实明显有梗,梗长3-5毫米,梗间并具关节,可资区别。
产四川(云阳)、云南(罗平)。模式标本采自四川云阳。
未见标本,仅根据记录。