七月的野花---草原天人菊

July 3, 2016, 9:25 am

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Prairie gaillardia 或 lanceleaf blanketflower, 学名 gaillardia aestivalis，菊科，天人菊属。原产美国中南部，花开于七，八月份。

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七月的野花---芦莉草

July 3, 2016, 11:02 am

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爵床科（Acanthaceae），Ruellia属。该属几十种，花儿很相似。这一种可能是 Reullia Caroliniensis。

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散步时看到了鹿

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（2016 7月2日）

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七月的野花---sleepy daisy

July 3, 2016, 1:35 pm

≫ Next: 五月的野花----野胡萝卜

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菊科的 Xanthisma  属，中国没有，所以也似乎没有对应的中文名字。最早发现于美国德克萨斯州，维基百科上列了约十种。我注意到两种，前四张接近 Xanthisma texanum， 后几张叶子更细而且向上并。

（一）

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（二）

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（2016 7月2日）

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五月的野花----野胡萝卜

August 29, 2016, 12:05 pm

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五月拍到的小花，查了下最象是伞型科胡萝卜属的 Daucus pusilus, 即美洲野胡萝卜（American wild carrot)。

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下面这一种几乎肯定是胡萝卜属的，就叫wild carrot. 叶子和花的特征都对，但网上的图片很难找到花簇的位置这么靠近枝叶分叉处的，难道是变种吗？明年再多观察下。

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四月的野花--- 高山漆姑草

September 1, 2016, 11:55 am

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去年春季宿营时拍到的小花，最近才找到名字。

石竹科，高山漆姑草属（Minuartia), 这一种根据分布可能是 Minuartia drummondii, 俗名 Drummond's sandwort。

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四月的野花--- 兔足三叶草

September 7, 2016, 7:45 pm

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也是去年春季宿营时拍到的小花。

豆科，三叶草属，学名Trifolium arvense, 俗名rabbitfoot clover.

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九月的野花----开花大戟

September 8, 2016, 11:38 am

≫ Next: 九月的野花---蓝色鼠尾草

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大戟科，大戟属(Euphorbia)， 原生北美。这一种是Euphorbia corollata，俗名flowering spurge.

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九月的野花---蓝色鼠尾草

September 15, 2016, 3:38 pm

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唇型科，鼠尾草属。这一属有近千种，这里的是salvia azurea.

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(摄于2016年9月）

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九月的野花---鸭跖草

September 15, 2016, 4:34 pm

≫ Next: 九月的野花---rough Agalinis

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鸭跖草科，鸭跖草属(Commelina)，这种是 Commelina Erecta)。因为每朵花只开一天，英文俗名叫dayflower. 维基百科说有三个变种，我注意到两种，后两张里的花瓣儿颜色要比图一中的浅好多。

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(摄于2016年9月）

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九月的野花---rough Agalinis

September 15, 2016, 5:16 pm

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是美洲品种，甚至找不到科与属的中文名字。

Orobanchaceae 科， Agalinis属。

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（摄于2016年9月）

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九月的野花--- 山蚂蟥

September 16, 2016, 6:38 am

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蝶形花亚科，desmodium（山蚂蟥属）。本属有上百种，有些不是很好分辨，比如这里就有两种，第二种要比第一种的叶子细长。

（一）

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（二）

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（摄于2016年9月）

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九月的野花---蛇鞭菊

September 16, 2016, 10:20 am

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菊科泽兰族蛇鞭菊属，学名Liatris punctata ，英文俗名  dotted gayfeather，原生于北美。

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（摄于2016年9月）

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九月的野花---亚麻

September 16, 2016, 11:15 am

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亚麻科，亚麻属，该属约有二百种。这一种可能是 Linum sulcatum, 俗名 grooved flax.

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（摄于2016年9月）

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九月的野花--- 泽兰

September 20, 2016, 9:37 am

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菊科泽兰族泽兰属(Eupatorium)的花有几十种，有些不太容易区分。

这一种像是Eupatorium altissimum，是北美品种。特点是小花簇很密集。

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下面几张花簇相对稀疏，看起来与上面的是不同品种，但我无法确定具体名字

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九月的野花---鸡眼草

September 20, 2016, 11:25 am

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蝶形花科的小花看起来都很相似，这一种一开始觉得像胡枝子科的，查到Lespedeza stipulacea; 维基上说现划分为鸡眼草属 (Kummerowia)。不管哪个说法，我看到的这种基本匍匐生长，不象有些图片上的稍直立些。暂且就认为是鸡眼草吧。

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（摄于2016年9月）

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九月的野花--- broomweed

September 30, 2016, 8:14 pm

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Amphiachyris dracunculoides, 菊科，Amphiachyris 属，俗名 broomweed, 生长于美国南部大平原。

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九月的野花--- 假鼠曲草

September 30, 2016, 9:23 pm

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Pseudognaphalium obtusifolium, 菊科，假鼠曲草属，生长于北美。俗名 rabbit tobacco, sweet everlasting.

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九月的野花--- 紫茉莉

September 30, 2016, 10:00 pm

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Mirabilis linearis, 紫茉莉科 （Nyctaginaceae)，紫茉莉属(Mirabilis)，该属主要分布在美洲。

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九月的野花--- 芳香紫苑

October 1, 2016, 10:57 am

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卷舌菊属的北美紫苑有很多种，不是很容易分辨；这一种花瓣特别细长，没有彼此紧挨着，植株稍高，再根据分布，有可能是 Symphyotrichum oblongifolium，俗名aromatic Aster。

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九月的野花--- 蒺藜

October 1, 2016, 12:26 pm

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蒺藜科，蒺藜属，匍匐草本，有十几种，中药蒺藜是 Tribulus rerrestris. 图片里的看着有可能就是这种。

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