无叶的

Pollen cones solitary or clustered, with numerous spirally arranged microsporophylls; microsporophyll with 2 microsporangia; pollen usually 2-saccate (nonsaccate in Cedrus , Larix , Pseudotsuga , and most species of Tsuga ).

雄球花单生或者丛生，有许多螺旋排列的小孢子叶；每个雄蕊有有2个花药；花粉通常有2个气囊状(无气囊，如Cedrus，Larix，Pseudotsuga 和大多数的Tsuga)。

Leaves alternate, paripinnate, estipulate; leaflets alternate or subopposite, base asymmetric, margin obtusely serrate.

叶互生，偶数羽状，无托叶；小叶互生的或近对生的，基部不对称，边缘钝锯齿。

Leaves sessile or shortly petiolate, petiole to 5 mm; perianth tube not pubescent inside.

叶无柄或具短叶柄，对5毫米的叶柄；不青春期的花被筒在里面。

The effects of different concentrations of arsenic on spore germination and rhizoid and prothallium growth of Pteris vittata under aseptic condition were studied.

研究无菌条件下不同浓度砷对蜈蚣草的孢子萌发、假根和原叶体生长发育的影响。

Leaves sessile, lanceolate, 30-50 × 2-2.5 mm, rugose on both sides, usually 1-veined, base contracted but not decurrent, apex usually obtuse.

叶无柄，披针形， 30-50 * 2-2.5毫米，具皱纹两面，通常1脉，基部收缩的但不是下延，先端通常钝的。

Grass that is adapted to Qinghai-Tibet Plateau are: caragana, sand sagebrush, lucerne, sweet clover, sudan grass, ryegrass, lyme grass, astragulus adsurgens, puccinellia tenuiflora, bromus inermis, agropyron elongatum, harmel, siberian wildrye , sainfoin, tall fescue , red fescue, cynodon dactylon, zoysia, clover, bluegrass, ryegrass etc..

适合我们青海高原种植的草有：柠条、沙蒿、紫花苜蓿、草木犀、苏丹草、黑麦草、披碱草、沙打旺、星星草、无芒雀麦、冰草、骆驼蓬、老芒麦、红豆草、高羊茅、紫羊茅、狗芽根、结缕草、三叶草、早熟禾、黑麦草等；适合种植的树木品种有：雪松、青海云杉、侧柏、祁连圆柏、速生杨、落叶杉、新疆杨、青海榆树、红柳、垂榆、刺槐、丁香、云杉、沙棘、枸杞等。

Leaves caudate-acuminate, margin nearly entire or closely serrulate, abaxially glabrous; inflorescence 10-15-flowered; restricted to Taiwan.

尾状渐尖的叶，接近有细锯齿的边缘近全缘或，背面无毛；花序10-15花；限制到台湾。 64 A。 caudatifolium 尖尾枫

Leaves alternate, narrowly elliptic-oblanceolate or narrowly elliptic, margin sinuate, cartilaginous, glabrescent.

叶互生，狭椭圆形倒披针形的或狭椭圆形，具深波状的边缘，软骨质，脱落无毛。

The product was characterized by means of X-ray diffraction, transmission electron microscope and Fourier transform infrared spectroscope.

采用硅烷和氨气在立式双温区流态床中化学气相沉积，制备了形状规则的球状无定形氮化硅纳米粉体，并利用X射线衍射、透射电镜和傅立叶红外研究了该纳米粉体的形貌、成分和物相。

Leaves circinately 2-folded toward stipule when young, leaf blade orbicular to oblanceolate, elliptic, or linear, 1.5-4.6 cm; peduncle and sepals glabrous; styles subequaling ovary

幼时的对于托叶2 折叠的叶环状，叶片圆形到倒披针形，椭圆形，或线形，1.5-4.6厘米；花序梗和萼片无毛；花柱近相等子房 4 D。 oblanceolata 长柱茅膏菜

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。