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卧生水柏枝Myricaria rosea W. W. Sm.

卧生水柏枝Myricaria rosea W. W. Sm.

科名:柽柳科 Tamaricaceae

属名:水柏枝属 Myricaria

《中国植物志》第50(2)卷168页
  2.卧生水柏枝(中国高等植物图鉴)图版46:6-9
  Myricaria rosea W. W. Sm. in Notes Bot. Gard. Edinb. 10: 52. 1917; Hand.-Mazz. Symb. Sin. 7: .373. 1931; 中国高等植物图鉴2: 897,图3523. 1972; P. Y. Zhang et Y. J. Zhang in Bull. Bot. Res. 4 (2): 72. 1984.
  仰卧灌木,高约1米,多分枝;老枝平卧,红褐色或紫褐色,具条纹,幼枝直立或斜升,淡绿色。叶披针形、线状披针形或卵状披针形,呈镰刀状弯曲,长5-8(-15)毫米,宽1-2毫米,先端钝或锐尖,基部略狭,缩,常具狭膜质边;叶腋常生绿色小枝,小枝上的叶较小。总状花序顶生,密集近穗状;花序枝常高出叶枝,粗壮,黄绿色或淡紫红色,下部疏生线状披针形或卵状披针形的苞片,苞片叶状,黄绿色,长7-15毫米,宽约2毫米;花下的苞片披针形,长6-10毫米,宽2毫米,等于或稍超过花瓣;花梗长约2毫米;萼片线状披针形或卵状披针形,长2-4毫米,宽1-1.5毫米,稍短于花瓣,先端锐尖,具狭或宽的膜质边;花瓣狭倒卵形或长椭.圆形,长5-7毫米,宽2-4毫米,凋存,粉红色或紫红色;花丝1/2或2/3部分合生,短于花瓣;子房圆锥形,长3-6毫米。蒴果狭圆锥形,长8-10(-15)毫米,三瓣裂。种子具芒柱,芒柱几全部被白色长柔毛。花期5-7月,果期7-8月。
  产西藏东南部、云南西北部。生于砾石质山坡,砂砾质河滩草地以及高山河谷冰川冲积地,海拔2600-4600米。尼泊尔、锡金、不丹、印度(西北部)也有分布。模式标本采自云南西北部。

《Flora of China》 Vol. 13 (2007)
Myricaria rosea  W. W. Smith
卧生水柏枝   wo sheng shui bai zhi
Shrubs recumbent, ca. 1 m tall, much branched. Old branches recumbent, red-brown or purple-brown; young branches erect or oblique, ascending, greenish. Leaves lanceolate, linear-lanceolate, or ovate-lanceolate, falcately curved, 5-8(-15) × 1-2 mm, base slightly narrow, margin narrowly membranous, apex obtuse or acute; green branchlets often in leaf axils; leaves on such branchlets smaller. Racemes terminal, clustered into spikes; inflorescence branches yellow-green or purplish red, often exceeding leafy branches, robust, with sparse linear-lanceolate or ovate-lanceolate bracts in lower part; bracts yellow-green, leaflike, 7-15 × ca. 2 mm; bracts under flowers lanceolate, 6-10 × ca. 2 mm, equaling or slightly exceeding petals. Pedicels ca. 2 mm. Sepals linear-lanceolate or ovate-lanceolate, 2-4(-6) × 1-1.5 mm, slightly shorter than petals, margin narrowly membranous, apex acute. Petals pink or purple-red, narrowly obovate or narrowly elliptic, 5-7 × 2-4 mm, withering and persistent. Filaments ca. 1/2 or 2/3 united, shorter than petals. Ovary conic, 3-6 mm. Capsule narrowly conic, 8-10(-15) mm, 3-septicidal. Seeds awned; awns white villous nearly throughout. Fl. May-Jul, fr. Jul-Aug.
Rocky mountain slopes, riversides in high mountains; 2600-4600 m. SE Xizang, NW Yunnan [Bhutan, India, Nepal].

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