球茎虎耳草Saxifraga sibirica

中文名(Chinese Name):球茎虎耳草
学名(Scientific Name):Saxifraga sibirica Linn.
英文名(English Common Name):bract saxifrage
别名(Chinese Common Name):楔基虎耳草
异名(Synonym):Saxifraga sibirica var. schindleri Engl. et Irmsch.  Saxifraga sibirica var. bockiana Engl.  Saxifraga sibirica var. eusibirica Engl. et Irmsch.  Saxifraga sibirica var. pekinensis (Maxim.) Engl. et Irmsch.  Saxifraga sibirica var. pycnoloba Franch.  Saxifraga pekinensis Maxim.  Lobaria sibirica (L.) Haw.  Saxifraga bracteata D. Don  Saxifraga exilis Steph.  Saxifraga radiata Small  Saxifraga rivularis var. laurentiana (Ser.) Engl.  Cymbalariella mollis (Sm.) Nappi  Cymbalariella sibirica Nappi  Piarophyla sibirica Raf.
科属Family & Genus):虎耳草科(Saxifragaceae)虎耳草属
形态特征Description):多年生草本,高 6.5-25厘米,具鳞茎。茎密被腺柔毛。基生叶具长柄,叶片肾形,长0.7-1.8厘米,宽1-27厘米,7-9浅裂,裂片卵形、阔卵形至扁圆形,两面和边缘均具腺柔毛,叶柄长1.2-4.5厘米,基部扩大,被腺柔毛;茎生叶肾形、阔卵形至扁圆形,长0.45-1.5厘米,宽0.5-2厘米,基部肾形、截形至楔形,5-9浅裂,两面和边缘均具腺毛,叶柄长1-9毫米。聚伞花序伞房状,长2.3-17厘米,具2-13花,稀单花;花梗纤细,长1.5-4厘米,被腺柔毛;萼片直立,披针形至长圆形,长3-4毫米,宽0.6-1.8毫米,先端急尖或钝,腹面无毛,背面和边缘具腺柔毛,3-5脉于先端不汇合、半汇合至汇合(同时交错存在);花瓣白色,倒卵形至狭倒卵形,长6-14.5毫米,宽1.5-4.7毫米,基部渐狭呈爪,3-8脉,无痂体;雄蕊长2.5-5.5毫米,花丝钻形;2心皮中下部合生,长2.6-4.9毫米;子房卵球形,长1.8-3毫米,花柱2,长0.8-2毫米.柱头小。花果期5-11月。
分布(Distribution):产黑龙江、河北、山西、陕西、甘肃、新疆、山东、湖北、湖南、四川、云南、西藏,生于海拔770-5100米的林下、灌丛、高山草甸和石隙。俄罗斯、蒙古、尼泊尔、印度、克什米尔地区及欧洲东部均有。
用途(Use):
引自中国植物志英文版:FOC Vol. 8 Page 337     
Saxifraga sibirica Linnaeus, Syst. Nat., ed. 10. 2: 1027. 1759.
球茎虎耳草 qiu jing hu er cao| Saxifragaceae  | Saxifraga
Lobaria sibirica (Linnaeus) Haworth; Saxifraga pekinensis Maximowicz; S. sibirica var. bockiana Engler; S. sibirica var. eusibirica Engler & Irmscher; S. sibirica var. pekinensis (Maximowicz) Engler & Irmscher; S. sibirica var. pycnoloba Franchet; S. sibirica var. schindleri Engler & Irmscher.
Stem 6.5-25 cm tall, densely glandular pilose. Basal leaves with petiole 1.2-4.5 cm, glandular pilose; leaf blade reniform, 0.7-1.8 × 1-2.7 cm, margin 7-9-lobed; lobes ovate or broadly so to broadly orbicular, glandular pilose. Cauline leaves with petiole 1-9 mm; leaf blade reniform or broadly ovate to broadly orbicular, 4.5-15 mm × 0.5-2 cm, glandular pilose, margin 5-9-lobed, base reniform or cuneate to truncate. Cyme corymbose, 2.3-17 cm, 2-13-flowered, rarely flower solitary; pedicels slender, 1.5-4 cm, glandular pilose. Sepals erect, lanceolate to oblong, 3-4 × 0.6-1.8 mm, abaxially and marginally glandular pubescent, veins 3-5, not, partly, or fully confluent at apex, apex obtuse or acute. Petals white, obovate to narrowly so, 0.6-1.5 cm × 1.5-4.7 mm, 3-8 veined, base gradually contracted into a claw. Stamens 2.5-5.5 mm. Carpels connate proximally, 2.6-4.9 mm; ovary ovoid, 1.8-3 mm; styles 0.8-2 mm; stigma small. Fl. and fr. May-Nov. 2n = 16, 26.
Forests, scrub, alpine meadows, rock clefts; 800-5100 m. S Gansu (Wen Xian), NW Hebei, N Heilongjiang (Heihe Shi), W Hubei, Hunan (Xinglong), Nei Mongol, S Shaanxi, C Shandong (Tai Shan), E Shanxi, Sichuan, Xinjiang (Hami Xian, Shawan Xian, Taxkorgan Tajik Zizhixian), Xizang, NW Yunnan [India, Kashmir, Mongolia, Nepal, Russia].
 球茎虎耳草Saxifraga sibirica

球茎虎耳草Saxifraga sibirica

球茎虎耳草Saxifraga sibirica
 
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