无茎的

It resembles the psilophyte Rhynia from the Rhynie chert of the Devonian period.

库克逊蕨属有无叶的纤细二叉分支状的茎，成熟孢子囊和孢子充分角质化，该植物与在泥盆纪 Rhynie 燧石中找到的裸蕨中的羊角蕨属很相像。

The characteristics of leaf water potential growing on top of sand dune is more obvious than that of at lowland.

无不定根匍匐茎的小枝水势比有不定根的略高，生长在沙丘顶部的臭柏，这种特征比滩地的明显。

To furnish with a tip.brodiaea having an umbel of violet or blue-violet flowers atop a leafless stalk; northern Oregon to southern California.

在无叶的茎干顶端长有由紫色或蓝紫色花组成的伞状花序的卜若地；生长于俄勒冈北部至加利福尼亚南部地区。

Leaves rosulate, amplexicaul, thick, succulent, always glabrous, margin mostly hard dentate or spiny, apex sharply pointed.

叶莲座状，抱茎的，厚，肉质的，总是无毛，边缘多数硬具牙齿或具刺的，先端锐尖的。

Any of various monoecious plants of the genus Parietaria, having long, narrow leaves with hairy tufts at the base and apetalous flowers.

墙草属植物任一种雌雄同株的荨麻属植物，长有茎部带有毛簇的细长的叶子和无花瓣的花

Seeds small, obovate, angular and wingless or planoconvex with a narrow marginal wing; testa crustaceous, shiny; embryo small, straight; cotyledons subrounded, clasping, embedded in copious fleshy endosperm.

种子小，倒卵形，具角和无翼的或平凸具一个狭窄的边缘的翅；种皮壳质，发亮；胚小，直；子叶近圆形，抱茎，嵌入大量肉质胚乳中。

Different plant hormones and their different concentration ratios have different effects on the callus of Halenia elliptica D.

结论不同培养条件对椭圆叶花锚愈伤组织的诱导有不同的影响，其中以无菌苗的茎段为外殖体易形成愈伤组织。

Cilia of ocrea 1-1.2 cm; stems glabrous, sometimes sparsely hispidulous; leaf blade sparsely appressed hispidulous on both surfaces; achenes 2.5-3 mm.

托叶鞘的缘毛1-1.2厘米；无毛的茎，有时疏生短硬毛的；叶片疏生贴伏具短硬毛在两面；瘦果2.5-3毫米 20 P 。 japonicum 蚕茧蓼

At least basal leaves dentate, serrate, or pinnatifid; median filaments free; stems glabrous or with straight trichomes.

至少基生叶具牙齿，使成锯齿波，或羽状半裂；中间的花丝离生；茎无毛的或具直的毛状体。

Leaf blade broadly ovate, ovate-cordate, or suborbicular, base truncate to cordate; stems glabrous or uniformly pubescent; peduncle less than 6 cm.

宽卵形，卵状心形的叶片，或近圆形，基部截形到心形；均匀的茎无毛的或短柔毛；花序梗不到6 厘米 2

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。