假葶藶·檢視原始碼討論檢視歷史
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假葶藶(jiǎ tíng lì),學名:Drabopsis nuda (Belanger) Stapf,
異名:Arabidopsis verna Arabis nuda Arabis scapigera Drabopsis verna Drabopsis brevisiliqua Arabidopsis nuda Sisymbrium nudum Stenophragma nudum ,是十字花科葶藶屬的植物,具花葶的草本,
(1-)3-12(-20)厘米高。 莖直立,1到很多自基部,單或很少分枝,無葉,在上面。
基生葉無柄或近無柄; 倒卵形的葉片,長圓形,或倒披針形,花瓣黃色或淡黃白色,倒披針形,
花葯0.2-0.4毫米果線形, 花柱0.2毫米,種子棕色,長圓形,花期 3月5月,果期4月6月。[1]
形態特徵
具花葶的草本,(1-)3-12(-20)厘米高。 莖直立,1到很多自基部,
單或很少分枝,無葉,在上面。 基生葉無柄或近無柄; 倒卵形的葉片,
長圓形,或倒披針形,(0.2-)0.5-2(-3)厘米 * (0.5-)2-7(-12)毫米, 短柔毛具柄, 在果期相當大拉長的總狀花序,軸直線兌一稍。
極叉開上升的果梗近直立或,0.5-3(-5.5)毫米萼片長圓形, 1.5-2.5 * 0.5-1 毫米,
無毛或被短柔毛具單一或分枝毛狀體。 花瓣黃色或淡黃白色,倒披針形, 2-3(-4) * 0.5-0.8(-1) 毫米花絲直立,淡黃,1-2毫米;
花葯0.2-0.4毫米果線形,(1-)1.7-3.3(-4.5)厘米×0.8毫米; 顯著裂爿脈,
無毛或很少短柔毛具分叉或傘輻柄; 花柱到0.2毫米種子棕色,長圓形,
( 0.6-)0.8-1.1 * 0.4-0.6 毫米,扁平。 花期 3月5月,果期4月6月。 2n = 16。
Arabis nuda Bélanger, Voy. Indes Or., Bot. t. 15a. 1834; Arabidopsis nuda (Bélanger) Bornmüller; Arabidopsis verna (K. Koch) N. Busch; Arabis scapigera Boissier; Drabopsis brevisiliqua Naqshi & Javeid; D. verna K. Koch; Sisymbrium nudum (Bélanger) Boissier; Stenophragma nudum (Bélanger) B. Fedtschenko.
Herbs scapose, (1-)3-12(-20) cm tall. Stems erect, 1 to many from base, simple or rarely branched, leafless, glabrous above. Basal leaves sessile or subsessile; leaf blade obovate, oblong, spatulate, or oblanceolate, (0.2-)0.5-2(-3) cm × (0.5-)2-7(-12) mm, pubescent with stalked, 3- or 4-rayed stellate trichomes, sometimes with forked or simple trichomes along margin, base cuneate, margin entire or rarely toothed, apex acute or obtuse.
Racemes elongated considerably in fruit, rachis straight to slightly flexuous. Fruiting pedicels suberect or divaricate-ascending, 0.5-3(-5.5) mm. Sepals oblong, 1.5-2.5 × 0.5-1 mm, glabrous or pubescent with simple or branched trichomes. Petals yellow or yellowish white, oblanceolate, 2-3(-4) × 0.5-0.8(-1) mm. Filaments erect, yellowish, 1-2 mm; anthers 0.2-0.4 mm.
Fruit linear, (1-)1.7-3.3(-4.5) cm × 0.8-1 mm; valves prominently veined, glabrous or rarely pubescent with forked or 3-rayed stalked trichomes; style to 0.2 mm. Seeds brown, oblong, (0.6-)0.8-1.1 × 0.4-0.6 mm, flattened. Fl. Mar-May, fr. Apr-Jun. 2n = 16.
Pastures, hillsides, rocky slopes, scree; 1300-3200 m. W Xinjiang [Afghanistan, India, Kashmir, Kazakhstan, Kyrgyzstan, Pakistan, Tajikistan, Turkmenistan, Uzbekistan; SW Asia, SE Europe].
產地生境
Pastures, hillsides, rocky slopes, scree; 1300-3200 m. W Xinjiang [Afghanistan, India, Kashmir, Kazakhstan, Kyrgyzstan, Pakistan, Tajikistan, Turkmenistan, Uzbekistan; SW Asia, SE Europe].
牧場,山腰,岩石坡,scree; 1300-3200米新疆西部 [阿富汗,印度,
克什米爾,哈薩克斯坦,吉爾吉斯斯坦,巴基斯坦,塔吉克斯坦,土庫曼,烏茲別克; 亞洲西南部,歐洲東南部 ].