銹毛棋子豆檢視原始碼討論檢視歷史
銹毛棋子豆 |
中文學名:銹毛棋子豆 拉丁學名:Cylindrokelupha balansae (Oliv.) Kosterm. 界:植物界 門:被子植物門 綱:雙子葉植物綱 目:杜鵑花目 科:含羞草科 屬:棋子豆屬 |
銹毛棋子豆(xiù máo qí zǐ dòu,學名:Cylindrokelupha balansae)為豆科棋子豆屬下的一個種。產自雲南(屏邊、金平、西疇、麻栗坡)。 [1]
銹毛棋子豆形態特徵
喬木,高8-25米。小枝棕紅色,皮孔顯著。
二回羽狀複葉;總葉柄長6-8厘米,近羽片着生處有橢圓形、扁平腺體1枚;羽片2對;葉軸長16-24厘米;小葉4對,對生,每對小葉着生處具1枚倒卵形、扁平腺體;
小葉長圓形或倒披針形,長(5-)10-18厘米,寬3-6.5厘米,先端具短尖頭,基部漸狹或鈍,上面無毛或被極疏的銹色短柔毛,下面疏被銹色短柔毛,脈上較多;側脈5-7對,兩面顯露;小葉柄長5-8毫米。
花約20餘朵組成球形頭狀花序,再排成長約20厘米的圓錐花序,花序全部被銹色絨毛,分枝稀疏;花無梗;花萼杯狀,長約1.5毫米,密被銹色絨毛;
花冠管長約2.5毫米,裂片5,長約2毫米,密被銹色絨毛;雄蕊多數,花絲長8-10毫米;子房無毛,具短柄。莢果圓柱形,長7-15厘米,寬約6厘米;
種子2-6枚,上下2枚彈頭形,當中的棋子形,直徑和高約4.5厘米。花期3-4月;果期7月 。[2]
Cylindrokelupha balansae (Oliv.) Kosterm. in Bull. Org. Sci. Res. Indonesia 20 (11): 20. 1954, et in Adansonia ser. 2, 6: 359. 1966; T. L. Wu in Acta Phytotax. Sin. 19: 217. 1981. ——Pithecellobium balansae Oliv. in Hook. Icon. Pl. 20: t. 1976. 1891; Gagnep. in Lecomte, Fl. Gen. Indo-Chine 2: 98. 1913. ——Archidendron balansae (Oliv.) Nielsen in Adansonia ser. 2, 19: 23. 1979, et in Aubrev. Fl. Camb. Laos Vietn. 19: 126, Pl. 22: 11-13. 1981, et in Acta Phytotax. Sin. 21: 164. 1983.——Albizia balansae (Oliv.) Y. H. Huang in Acta Bot. Yunnan. 5: 138. 1983.
Pithecellobium balansae Oliver, Hooker’s Icon. Pl. 20: t. 1976. 1891; Albizia balansae (Oliver) Y. H. Huang; Cylindro-kelupha balansae (Oliver) Kostermans.
Trees, 8-25 m tall. Branchlets red-brown, obviously lenti-cellate. Leaf petiole 6-8 cm; glands elliptic, flat; pinnae 2 pairs; leaf rachis 16-24 cm; petiolules 5-8 mm; leaflets 4 pairs, opposite, with 1 gland per leaflet pair, oblong or oblanceolate, (5-)10-18 × 3-6.5 cm, abaxially ferruginous pubescent, more densely so on veins, adaxially glabrous or very sparsely fer-ruginous pubescent, lateral veins 5-7 pairs, conspicuous on both surfaces, base attenuate or obtuse, apex shortly acuminate. Flowers sessile, ca. 20 in globose head, heads arranged in pani-cle ca. 20 cm, ferruginous tomentose, branches sparse. Calyx cup-shaped, ca. 1.5 mm. Corolla tube ca. 2.5 mm; lobes 5, ca. 2 mm. Staminal tube equaling corolla tube; filaments 8-10 mm. Ovary stipitate, glabrous. Legume cylindric, 7-15 × ca. 6 cm. Seeds 2-6, bullet-form at both ends, middle ones shortly cylin-dric, ca. 4.5 cm high and in diam. Fl. Apr-May, fr. Jul.
Thin forests; 600-1300 m. S Yunnan [Vietnam].
銹毛棋子豆生長環境
銹毛棋子豆生長於海拔900-1300米的疏林中。
銹毛棋子豆分布範圍
銹毛棋子豆產自雲南(屏邊、金平、西疇、麻栗坡)。越南亦有分布。 [3]