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喇叭花生长过程视频

来源:baiyundou.net   日期:2024-08-22

素材摘录自人民邮电出版社《中国写意画入门轻松学:草本花卉》,周康正编绘,节选网络共享内容仅供参考,如需深入学习,请从正规渠道购买正版图书。


喇叭花的生命力很顽强,生长速度很快。刚展开的毛绒绒的嫩叶子,青翠欲滴,像纯净的翠玉一样可人。喇叭花淳朴、素雅,是历代画家十分喜欢的创作题材之一。本章将介绍喇叭花的一般画法,可作为入门知识,其中的技法在画其他花卉时也可使用。例如,花叶的画法,在画葡萄叶、丝瓜叶等叶片时可做参考。藤蔓的画法和其他的草本藤蔓的画法完全相同。总之,学好一样后要学会举一反三,再学画其他植物时会更加方便。

花头的画法
喇叭花又称牵牛花,属蔓性缠绕草本花卉;叶互生,有心形全缘和三歧二裂两种,三歧二裂的中歧较大,三歧均有尖,喇叭形花冠。根据牵牛花的大小,选用小斗笔蘸墨或色画,用侧锋先画近后画远,近实远虚,落笔趋势要斜,有左有右,不要正上正下地行笔。

花苞
喇叭花的花苞常用花青调胭脂或酞青蓝来画,适合用藏锋点虱法表现。在画花苞时,用笔要肯定,要有顿挫和节奏的变化,在色彩上要有深浅的变化。
1、用笔蘸酞青蓝画花苞,藏锋入笔,花苞的形态要饱满。↓↓↓


2、调重墨,中锋用笔,画出花托。↓↓↓


3、按照上面的步骤,画出不同形态的花苞。↓↓↓


盛开的花头
喇叭花的花冠是一个椭圆形,下有一个花管形似漏斗柄
1、在画紫色花时,先用笔蘸足够的花青,再加胭脂调成紫色,画出两瓣花瓣,像一条中间断了的弧线。↓↓↓


2、在这条弧线上点出一点。↓↓↓


3、接着点出另两点,这三片花瓣要笔意相连,不可像搭积木一样拼凑而成。↓↓↓


4、接着用笔肚上的淡色点下端花管,花管由两笔点成,左压一笔,右压一笔。↓↓↓


5、蘸重墨,中侧锋兼用笔,画出花托,中锋画花梗,自有浓淡变化。↓↓↓


6、因牵牛花花托长、用笔先提后按,先细后粗,自上而下。最后用藤黄点上一点花心即可。↓↓↓


花叶的画法
喇叭花叶为三裂,呈掌状;其中间一裂稍长;有叶柄,由于视角的不同,其叶有正、转、反、侧之分。画叶应先学会用墨,古人有“墨分五色”之说,即墨中要有焦、浓、重、淡、清的变化,而且要有层次的变化,画时注意浓淡的掌控。
1、下笔之前,要将笔用水浸透,然后再蘸墨。大提笔侧锋,画正面叶时,先点中间一裂叶,用笔从内向外压。↓↓↓


2、然后在中间一裂叶旁边点上稍小一点的叶子,下笔时不要犹豫。↓↓↓


3、下笔时先轻后重,逐步压到叶的边缘。↓↓↓


4、叶子半干时,用小号狼毫笔,笔尖蘸取重墨,以中锋笔法勾出叶筋。↓↓↓


5、三片为一组,画面上叶子的分布不宜平均,要有疏有密。↓↓↓


6、花叶主要是衬托花朵的,在一幅画中,花为实,叶即为虚。↓↓↓


花藤的画法
藤蔓或缠绕他物,或自身相互缠绕,这就要求画者找出藤蔓缠绕的规律,总结出藤蔓的长势,画时要注意线条的长短关系,或长或短,或粗或细,或上或下。画线条时,行笔的速度和节奏还要注意变化,有时要快,有时要慢:一般墨湿行笔可略快,飘逸之线可略快;干笔可略慢,让墨吃透;老硬之藤可略慢,行进过程可略快;转折之处可略慢。快慢结合,有节奏地进行,可使线条充满音乐韵律之美感。↓↓↓


作品《晨曦》步骤
1、用笔要根据花的特点,中锋侧锋兼用,从边缘向中心画。↓↓↓


2、画花筒的时候要用侧锋,中锋收笔。↓↓↓


3、用笔蘸曙红和酞青蓝调成紫色,中锋画花蕾,颜色不要太深,会与花冲突。↓↓↓


4、加之组织出的节奏感与律动感,体现以意象为载体的笔墨的灵动变化。↓↓↓


5、花筒的颜色要有层次变化,与花瓣的颜色统一。↓↓↓


6、要注意色或墨的浓淡、干湿,以及笔画的大小、虚实。↓↓↓


7、画叶,调淡墨调到笔根,再调中等墨色,临画前笔尖加调深墨,如图,侧锋画第一片叶。↓↓↓


8、可先蘸少许赭石,以使叶的色彩变暖些,色彩也不至于过于单调。↓↓↓


9、如图,笔尖调深墨,大提笔侧锋画叶,画其他叶,要有聚有散。↓↓↓


10、墨叶放置画面作为陪衬,黑色浓淡相间,浓重洒脱,而且墨叶方向极富变化。↓↓↓


11、注意画面的节奏感与律动感。↓↓↓


12、要注意色或墨的浓淡、干湿,以及笔画的大小、虚实。布叶与花朵要注意疏密、浓淡、大小和曲线,即节奏感、律动感。↓↓↓


13、用小笔蘸藤黄和花青调成偏黄的绿色,再蘸一点赭石画花托。↓↓↓


14、用小白云笔蘸浓墨,用中锋画花托。↓↓↓


15、用长锋笔蘸藤黄,调花青画藤蔓,将叶和花穿合在一起。画藤要有交叉。画藤蔓时,行笔要流畅,缠绕要松动、自然。↓↓↓


16、注意蔓线的直、弯、折、浓、淡、虚、实,以及缠绕出的空白形的大小和形状。↓↓↓


17、叶面画好后,在未干前,用长锋硬毫勾叶脉,主脉和支脉可以都画,也可以只画主脉。勾叶筋,要根据其长势画。↓↓↓


18、注意线条的粗细、长短、疏密和虚实。↓↓↓


19、用狼毫或小白云蘸藤黄与白(或朱膘)画花蕊。↓↓↓


20、画面的构图饱满,有形式感。注意用笔干脆利落,不要描。收拾整理画面,完稿。↓↓↓


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富山飞2347喇叭花是怎样生长的 -
淳屈聂13557079315 ______ 牵牛花会爬行动物,因为它的体内有生长激素,生长素这种牵牛花根据需要增加,使左,有时长得快一点,有时让右侧长得快一点,所以茎会旋转起来,牵牛花能爬起来.除了牵牛花,常见的黄瓜,丝瓜,葡萄等植物也将节节攀升.我不知道你有没有注意到,他们是不一样的攀缘植物和牵牛花,是生长在许多卷须从茎,卷须紧紧包裹用绳子爬上去.

富山飞2347牵牛花是怎样爬藤的?
淳屈聂13557079315 ______ 根据植物的负向地性.植物的根系是向下生长的,叫做植物的向地性.而地上部分则是相反,向着有阳光的地方生长.牵牛花属于藤本类的植物.这一类的植物是依靠其他植物挺拔的茎向上攀爬的.在它们还没找到挺拔茎干是也是在地上匍匐生长的.但是如果它们附近有挺拔的枝干,就会遮挡一部分阳光.为了生存,它们就会沿着枝干向上生长,吸收阳光,进行光合作用!

富山飞2347牵牛花的茎的生长方式!!!!!!!
淳屈聂13557079315 ______ 缠绕性藤本

富山飞2347牵牛花的茎的生长方式!!!!!!! -
淳屈聂13557079315 ______ 牵牛花是茎缠绕生长,它利用茎尖的“运动”能够依附支架不断向上爬攀.茎的顶端10cm~15cm一段,由于各个方向的表面生长速度不一致,能在空间不断改变自己的位置,而且始终以一定的方向旋转着,即做有一定方向的“转头运动”,并以此为半径,在其圆周内遇到依附物后,就会把依附物缠绕起来,攀向高处去争取阳光和雨露.牵牛花向左旋转缠绕而上,其缠绕方向为反时针方向旋转,即它的缠绕方向和生长方向有右手性的规律.

富山飞2347谁知道喇叭花开花的时间规律? -
淳屈聂13557079315 ______ 牵牛花一般的花期在6~10月,通常在早上4~5点钟就会开花,大约到中午时分花朵就会凋谢.这是因为,牵牛花花大而薄,花朵中含有一定的水分,当太阳照射时,花里的水分在很短的时间内就会蒸发.如果在阴凉的地方,牵牛花的凋谢速度会...

富山飞2347牵牛花的生长特性
淳屈聂13557079315 ______ 一年生缠绕草本,植物体被毛.叶互生,宽卵形或近圆形,常为3裂,先端裂片长圆形或卵圆形,侧裂片较短,三角形,被柔毛.秋季开花,花序腋生,有1~3朵花,也有单生于叶腋的,萼片5,花冠蓝紫色渐变淡紫色或粉红色,(清晨开花时,...

富山飞2347四年级牵牛花生长一个自然段 -
淳屈聂13557079315 ______ 四年级作文牵牛花 篇一 我家阳台上种了一盆牵牛花,我非常喜欢它,每当我有空的时候,我都会去阳台上看看它,给它浇水. 牵牛花的藤上长满了密密麻麻的绿叶,它的叶子是爱心形的,在叶子和茎分开的地方长着许多小花骨朵儿.这些花骨...

富山飞2347仔细观察一株花、一棵草的成长或不同时间的静止状态,或者观察某种动物、昆虫的活动状态,把你的观察所得 -
淳屈聂13557079315 ______ 我有两篇,你自己看着哪篇好一点就选哪一篇吧: 1 牵牛花 前几天,我家来了一位小客人,它有一个很有趣的名字叫“喇叭花”.大家也叫它牵牛花. 牵牛花的形状像一个小喇叭,像是小蜜蜂给我们吹号用的呢!牵牛花的叶子像心形的非常...

富山飞2347牵牛花生长的地方 -
淳屈聂13557079315 ______ 牵牛花喜暖和凉快,亦可耐暑热高温,但不耐寒,怕霜冻.喜肥美疏松土堆,能耐水湿和干早,较耐盐碱.种子发芽适合温度18~23℃,幼苗在10℃以上气温即可生长.

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