泸水兜兰(新天然杂种)
Paphiopedilum x lushuiense Z. J. Liu & S. C. Chen, hybr. nat. nov
Type: China, Yunnan, Lushui county, in rocky place in open forest, alt. ca. 2000 m, 9 January 2003, Z. J. Liu 2679 (holotype, NOCC!).
Hybrida natural is nova ejus parentibus Paphiopedilo spiceriano et P. villoso similis, ex illo sepalo intennedio non valde recurvo-marginato, petalis obovato-spatulatis plus quam 2 cm latis, staminodio basi non involuto utrinsecus, e hoc sepalo i□termedio albo in dimidio superiore et ad marginem supra late rubiginoso-costati differt
此新天然杂种与其亲本白旗兜兰(P. spicerianum)和紫毛兜兰(P. villosum)相似。与前者不同在于新杂种中萼片边缘不强烈后弯; 花瓣倒卵状匙形, 宽在2 cm以上;退化雄蕊基部两侧不为强烈内卷。与后者不同在于中萼片上半部和边缘白色,上面具1条宽阔的栗色中脉。
The new natural hybrid is similar to its parents P spicerianum and P. vil/osum. It differs from the former by having a not strongly recurved-margined dorsal sepal, obovatespatulate petals over 2 cm wide and a not involute-based staminode; and from the latter by its dorsal sepal white on the upper half and margins and with a broad maroon midrib adax.ially.
分布: 云南西部(泸水县)。 生境: 疏林下多石之地:海拔约2000 m。 亲本: 泸水兜兰(杂种)Paphiopedilum x lushuien se被视为白旗兜兰(pspicerianum)和紫毛兜兰(P. villosum)之间的天然杂种。 | ||
叶4-5枚,矩圆状椭圆形,长16-23 cm,宽3-4.5 cm,上面绿色, 背面基部有紫红色斑点。 | ||
花葶直立,长19-20cm, 疏被带褐色短柔毛;苞片长4-4.5 cm,绿色,疏被带褐色短柔毛;花梗与子房长3.8-4.2 cm,疏被紫褐色短柔毛;花单朵,直径9-11 cm;中萼片有1条宽阔的栗色中脉,上半部及边缘白色,下半部具紫红色脉纹和晕以及黄绿色的中央;合萼片黄绿色;花瓣中央有紫红色粗中脉,中脉上侧紫褐色,下侧黄绿色并有浅紫褐色晕;唇瓣黄绿色,有紫褐色晕和脉纹;退化雄蕊紫褐色;中萼片近圆形,长、宽各5-5.2 cm, 下部边缘后弯,背面密生白色短柔毛;合萼片明显小于中萼片;花瓣倒卵状匙形,长5-5.3 cm, 宽2-2.2 cm, 边缘稍波状,唇瓣盔状; 囊长2.8-3 cm, 宽1.8-2 cm, 囊口两侧耳状;退化雄蕊倒卵状四方形,长约1. 2cm, 宽1 cm, 中央有1个绿色的、 不凸起的脐状物。 花期: 10月至翌年1月。 | ||