petiole

Leaf base often narrowed into a petiole, spurless.

基部通常缩小成为，无距。

petiole stoutish, 2-15 mm, tomentose;

略粗，2-15毫米，被绒毛；

petiole thick, ca. 6 mm, canaliculate adaxially, glabrate;

粗，长6毫米，正面具沟，毛脱落；

Petiole narrowly winged basally or proximally, with a subapical abscission zone;

狭翅基部或下部，具一近尖端离区；

petiole 1--10(--18) cm, glabrous or puberulous, vaginate at base;

1-10(-18)厘米，无毛或被微柔毛，具鞘在基部；

petiole 8--20 cm, thickened into a cylindric pulvinus;

8-20厘米，加厚成为一圆筒状；

stems and petioles glabrous or sparsely covered with multicellular hairs and squamae above.

茎无毛或疏生为面多细胞毛鳞片所覆盖。

Rhizome long and thin or shortly nodulose; leaf blade ternate, petiole narrow; involucral bracts petiolate; pistils and achenes with distinct style and small, usually linear stigma.

根状茎长薄或具短小节；三出片，狭窄；总苞片具；雌蕊瘦果具明显花柱小，通常线形柱头。(8

Phyllode An expanded flattened petiole that acts as the photosynthetic organ if the lamina is missing or very reduced．Phyllodes are seen in various Australian species of Acacia.

状：一种伸展、扁平，如果片缺失或退化则作为光合器官起作用。状在各种澳洲金合欢属中较为常见。