Date Added
May 11, 2023
01:34 PM JST
Date Added
May 12, 2019
02:34 PM EDT
Date Added
January 17, 2022
02:20 AM UTC
Date Added
November 9, 2022
03:36 PM UTC
Date Added
May 25, 2022
05:09 AM JST
Description
ヤマザトマムシグサ Arisaema galeiforme Seriz.
Date Added
April 29, 2020
06:37 PM JST
Date Added
April 28, 2022
07:01 PM JST
Date Added
April 27, 2022
05:49 AM JST
Date Added
February 26, 2022
12:47 AM JST
Description
This is a photograph of the first specimen of Postodius sanguineus discovered in the world.
Date Added
November 28, 2021
02:10 AM JST
Date Added
September 20, 2021
09:31 AM UTC
Date Added
July 19, 2021
11:19 PM JST
Date Added
August 10, 2021
02:11 AM JST
Description
東海丘陵要素植物。環境省:絶滅危惧ⅠB類(EN)
花の大きさが約2~3mm程度で、木道から約2mの距離に咲いているので、肉眼でも確認できますが、観察には双眼鏡が必須です。写真は300mmの望遠レンズで撮っています。
Date Added
July 29, 2021
12:46 AM JST
Date Added
May 10, 2021
04:20 AM UTC
Date Added
May 4, 2021
11:55 AM UTC
Date Added
April 30, 2021
07:25 PM JST
Date Added
April 24, 2021
01:51 AM JST
Date Added
August 26, 2020
12:20 AM JST
Date Added
September 23, 2015
11:35 PM JST
Place
Missing Location
Date Added
March 9, 2020
12:29 PM JST
Date Added
April 12, 2021
01:48 AM JST
Description
ナンカイイワカガミとの中間型が混在する自生地。
葉の大きく鋸歯が13稜ほどのものをナンカイイワカガミ。葉が小さく鋸歯が7稜程度のものをナンカイヒメイワカガミと呼ぶ。これらは連続的な変異。
Date Added
May 20, 2020
02:12 PM JST
Date Added
March 29, 2021
09:21 AM UTC
Date Added
May 31, 2019
04:44 PM JST
Date Added
March 25, 2021
06:59 PM JST
Date Added
March 21, 2021
05:20 PM UTC
Date Added
March 17, 2021
11:05 PM JST
Description
It’s early March and from the 14th the first buds opened and new leaves have been forming these past 3 days. I was surprised to observe galls this early. The little wasps must have been busy in February.
Date Added
March 1, 2021
01:04 PM JST
Date Added
February 22, 2021
07:40 AM JST
Date Added
February 14, 2021
08:08 PM UTC
Date Added
April 28, 2018
03:12 PM AEST
Date Added
November 15, 2020
11:16 PM JST
Date Added
September 11, 2020
10:00 AM CEST
Date Added
October 20, 2020
06:37 PM JST
Description
刈り取り後の水田の畦道。カントウヨメナと思います。
Date Added
October 20, 2020
03:19 AM JST
Description
カンツバキ(寒椿)
Camellia sasanqua Thunb. 'Shishigashira'
Camellia hiemalis Nakai synonym
サザンカと椿との交配種と考えられています。大気汚染や排気ガスに強く丈夫で刈込に耐えるため、生垣や公園樹として市街地などで広く植栽されています。
分類上はサザンカの仲間に含まれます。「サザンカ」と判定しても間違いではありません。
特徴
サザンカよりも遅く、11月下旬から真冬、そして3月頃まで開花する(ツバキの多くは早春咲き)。
花色にマゼンタ(鮮やかな赤紫色)を含む。花弁が散る(ツバキは花のまま落ちる)。
細かな毛が、枝先、葉の裏の葉脈、蕾、子房などに生えている。(ヤブツバキは無毛)
雄しべは皿のように開く
葉が小型で、葉の縁の鋸歯が目立つ。
野生では存在せず、全て植栽。
.
.
Camellia sasanqua Thunb. 'Shishigashira'
Camellia hiemalis Nakai synonym
horticultural hybrid of Camellia sasanqua and Camellia japonica.
It is widely planted as hedges and park trees in urban areas because it is strong against air pollution and exhaust gas and can withstand cutting.
It is classified as a member of Camellia sasanqua.
Feature
The flowering period is later than that of Camellia sasanqua, and it blooms from early winter to early spring.(Most of Camellia japonica blooms in early spring).
Flower color includes magenta. Petals fall.(Camellia japonica falls as a flower)
Stamen open like a plate
Fine hair grows on branches, veins behind leaves, buds, Ovary, etc.
The leaves are small, and the Sawtooth of the leaves stands out.
It does not exist in the wild and is all planted.
.
Date Added
October 20, 2020
03:19 AM JST
Description
Features of Camellia japonica.
Feature
The wild Camellia japonica flowers are single-flowered red. Double-flowered is a cultivar.
Although there are horticultural varieties that bloom from autumn in September, most of them bloom in early spring from February to April.
The original flower color is red and does not contain magenta. The improved variety also does not contain magenta.
Stamen is tubular.
When the flowering is over, the petals do not scatter and fall down in the state of flowers.
There are no fine hairs on the tips of branches, veins on the back of leaves, and ovary.
The leaves are large and shiny, and the serrated edges of the leaves are inconspicuous.
.
ヤブツバキの特徴を記したものです。観察日は1枚目の写真の日時です。
特徴
秋咲きで9月から開花する園芸品種はあるが、多くは早春の2月頃から4月頃に開花する。
花色は原種は赤色で、マゼンタ(鮮やかな赤紫色)を含まない。改良種もマゼンタを含まない。
雄しべは筒状
開花が終わると、散らずに、花の状態のまま落下する。
枝先、葉の裏の葉脈、子房などに細かな毛が無い。
葉が大きく艶があり、葉の縁の鋸歯は目立たない。
Date Added
October 4, 2020
02:57 AM JST
Description
秋葉山系にて。「葉は卵形で幅広。葉に柄があり、柄の部分に翼があり、付け根部分でキュッと細くなる」という事ですが、個体によりばらつきがあり、シロヨメナとの中間的な個体も多い感じでした。
Date Added
May 18, 2020
03:23 PM SST
Date Added
September 20, 2020
03:27 AM JST
Description
蛇紋岩地帯に自生する個体。茎葉が極端に細く別種と思えるほど。蛇紋岩地帯の過剰なマグネシウムが、植物の水分吸収能力を低下させるためとのこと。
Date Added
September 18, 2020
02:55 AM JST
Description
サワシロギクの変種で、静岡県浜松市渋川町周辺の蛇紋岩地帯の丘陵に希産する。写真は愛知県側の自生地のもの。
Date Added
September 16, 2020
02:25 AM JST
Description
花の直径1~1.5cm。舌状花が全く無いタイプと、3~5個の短い舌状花が付くタイプがある。これらは舌状花の無いタイプ。
東三河地方の蛇紋岩地帯に分布する、見た目栄養失調のようなマツムシソウ。
Date Added
September 4, 2020
01:57 AM JST
Date Added
August 27, 2020
03:54 PM JST
Description
Variant of Impatiens hypophylla. The leaves are narrower and the flowers are smaller than Impatiens hypophylla.
ハガクレツリフネの変種。ハガクレツリフネより葉幅が狭く、花も小型。
Date Added
August 16, 2020
02:19 PM JST
Description
Japanese name: オンタデ, 御蓼, ontade
Date Added
August 14, 2020
04:38 PM JST
Date Added
August 8, 2020
04:09 AM JST
Date Added
July 31, 2020
04:21 AM JST
Description
霧ヶ峰周辺に自生するノハナショウブは、赤紫色から青を含むものまで株により変異が見られます。また、北日本の海岸草原に自生する個体のように濃いエンジ色の花は無く、何となく薄い感じの色の個体が多いです。
Date Added
July 24, 2020
04:14 AM JST
Date Added
July 22, 2020
02:23 PM JST
Date Added
July 21, 2020
03:52 PM CST
Date Added
April 17, 2016
12:17 PM JST
Date Added
July 21, 2020
12:47 AM UTC
Date Added
July 19, 2020
02:50 PM UTC
Date
Missing Date
Date Added
June 27, 2020
04:43 AM UTC
Date Added
September 17, 2019
01:46 AM HST
Date Added
June 2, 2020
04:14 AM JST
Date Added
May 18, 2020
04:49 AM JST
Date Added
May 15, 2020
04:22 AM JST
Description
花や葉の形や、蕊が赤褐色などからナシの仲間と思いますが、わかりましたら教えて下さい。
Date Added
May 10, 2020
08:16 PM JST
Date Added
May 6, 2020
03:06 PM JST
Description
キタダケトリカブトだと思っていますが情報不足です。
Date Added
May 6, 2020
03:06 PM JST
Date Added
April 30, 2020
11:37 PM JST
Date Added
April 26, 2020
09:39 PM JST
Date Added
April 25, 2020
04:08 AM JST
Date Added
April 7, 2020
04:11 AM JST
Date Added
April 14, 2020
04:42 AM JST
Date Added
April 12, 2020
02:36 AM UTC
Date Added
April 5, 2018
11:11 PM EDT
Date Added
April 6, 2020
04:23 AM JST
Description
シハイスミレとヒナスミレが似ており、ヒナスミレのほうが葉の鋸歯が目立つようなので、シハイスミレとしましたが、自信はありません。
Date Added
April 1, 2020
04:13 AM JST
Date Added
March 30, 2020
08:27 AM +12
Date Added
March 26, 2020
06:22 PM KST
Date Added
March 23, 2020
08:34 PM JST
Description
Japanese name: ユリワサビ, 百合山葵, yuriwasabi.
Date Added
February 18, 2020
09:11 PM JST
Date Added
September 25, 2019
02:56 PM JST
Date Added
March 19, 2020
03:46 AM JST
Place
Private
Date Added
March 4, 2018
12:29 AM JST
Date Added
March 12, 2020
08:02 AM MSK
Date Added
July 22, 2018
12:58 PM UTC
Date Added
July 15, 2019
08:47 AM UTC
Date Added
February 28, 2020
04:12 AM JST
Date Added
November 20, 2019
12:43 PM JST
Description
Japanese name: tsubaki, ツバキ,椿.
Date Added
July 24, 2019
05:24 PM UTC
Date Added
February 26, 2019
12:23 PM +10
Date Added
August 14, 2018
06:51 AM JST
Place
Private
Date Added
February 24, 2018
05:10 PM JST
Date Added
October 6, 2019
03:01 AM UTC
Date Added
August 4, 2019
01:17 AM CST
Date Added
June 16, 2019
12:49 AM UTC
Date Added
July 17, 2018
08:50 PM CST
Description
ミツバノバイカオウレン三葉の梅花黄蓮
別名、コシジオウレン(越路黄蓮)
Date Added
February 11, 2020
02:27 PM EST
What
Dicots
(Class Magnoliopsida)
Date Added
January 16, 2020
02:22 PM JST
What
Dicots
(Class Magnoliopsida)
Date Added
November 28, 2019
05:18 PM JST
Date Added
February 8, 2020
02:04 AM UTC
Description
Could have been planted by someone. Hookes on stem and leafs were quite strong.
Date Added
July 1, 2017
05:45 PM JST
Description
Galls of mikiola fagi on the leaves of a big beech tree on the ridge of Mt. Tankanosu 鷹ノ巣山.
Date Added
July 28, 2019
01:28 PM UTC
Date Added
June 3, 2016
09:19 PM JST
Date Added
November 25, 2019
11:33 PM JST
Date Added
February 3, 2020
07:17 AM UTC