生叶

Leaves variable, those on previous year's branches usually alternate, those on short branches approximate and often fascicled; petiole 1–2(–3) cm, glabrous, with 2 to 4 nectaries at apex or at base of leaf blade; leaf blade lanceolate to elliptic-lanceolate, 3–6(–9)× 1–2.5 cm, slightly pilose when young, glabrescent, base broadly cuneate to rounded, margin shallowly densely serrate, apex acute to shortly acuminate.

易变的叶，那些在通常互生的第二年分枝上，那些在短枝紧靠和通常簇生上；叶柄1-2(-3)厘米，无毛，具2在4蜜腺在先端或叶片的在基部；叶片披针形的到椭圆形披针形， 3-6(-9)* 1-2.5 浅的幼时的厘米，稍具柔毛，后脱落，基部宽楔形到圆形，边缘浓密有锯齿，先端锐尖到短渐尖。

Leaves adaxially sparsely pubescent at least on veins, abaxially areoles of veins clustered hairy or rarely glabrous

叶正面疏生短柔毛在脉上，脉簇生有毛的或很少无毛的背面小窠的至少 31

Leaves usually 3-5-verticillate, sometimes basal ones opposite; leaf axil bulbils often present.

叶通常3-5轮生，有时基生者对生；叶腋珠芽通常宿存。

Stems caespitose, branched or not; leaf blade linear-lanceolate or elliptic-lanceolate, 3-5 mm wide [in Nepal, leaves to 8 mm wide]; racemes terminal or axillary; bracts linear, persistent at flowering; inner sepals ovate-oblong to elliptic-oblong.

茎丛生，分枝与否；叶片线形披针形或椭圆形披针形，3-5毫米宽 [在尼泊尔，对8毫米宽的叶 ]；总状花序顶生或腋生；苞片线形，在花宿存；内部萼片卵状长圆形的到椭圆形长圆形。

Cladodes borne in clusters, rarely solitary, green, flat, 3-angled, or subterete.

叶状枝生于簇生，很少单生，绿色，平，具3角，或近圆柱状。

Leaves alternate; stipules caducous, lateral, free; leaf blade pinnately veined or 3-veined, margin serrate, denticulate, or entire; cystoliths punctiform.

叶互生 托叶早落，横向，离生；叶片成羽状脉或3脉，边缘有锯齿，具小齿，或全缘；钟乳体点状。

Cymes apparently axillary, extra-axillary, or terminal, often shorter than leaves.

显然腋生，腋外生的聚伞花序，或顶生，经常是短于叶。

Glomerules all or partly arranged on specialized slender flowering branches; male flowers (3-)4-5-merous; leaves alternate or opposite.

团伞花序全部或者部分在特化的细长花枝上插；雄花(3-)4-5瓣；叶互生或对生。

Small slender woolly annual with very narrow opposite leaves and branches bearing solitary golden-yellow flower heads; southwestern Oregon to Baja California and Arizona; often cultivated.

小形、纤细的有毛一年生植物，叶狭窄、对生，有单生的金黄色头状花序；产自俄勒冈西南至加利福尼亚和亚利桑那；常被栽培。

In order to elucidate the mechanism of salt-resistant structure , stems and leaves of 10 species of halophytes in the coast zone of Red Sea were studied by paraffin slice and light microscopy.

为阐明盐生植物的抗盐结构机理，采用石蜡制片和光学显微镜技术对埃及红海地区十种盐生植物的茎和叶进行了结构植物学研究。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。