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13 votes
Accepted

Identification of a purple flower

It closely looks like Tibouchina urvilleana* or any other Tibouchina species. You can have a look here. [Source:Wikimedia common] Tibouchina urvilleana is a species of flowering plant in the ...
Mesentery's user avatar
  • 3,293
11 votes

Why do pink rain lilies flower only after rains, and not from being watered?

It looks like sustained or consistent moisture might be (at least part of) the phenological cue for flowering: The wikipedia article mentions that consistent humidity will induce flowering in at ...
Oreotrephes's user avatar
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11 votes
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Identify This Plant (Flower)

This is a Gerbera, which belongs to the daisy family (Asteraceae). Compare: There are various species. The domesticated cultivars are mostly a result of a cross between Gerbera jamesonii and ...
Arsak's user avatar
  • 715
9 votes

What kind of purple flower is this?

That looks like it could be a cultivar of Geranium sanguineum (Bloody crane's-bill or Bloody geranium) or something closely related. Image source: Keith Weller, USDA Agricultural Research Service, ...
tyersome's user avatar
  • 5,598
9 votes

What makes cherry blossoms so delicious? Does this delicious molecule (or molecules) have some function in the blossom? Does saliva activate it?

There actually is a study in the Nature magazine identifying the volatile (in the sense that they easily evaporate, as most aromatic substances do) organic compounds in cherry flower essential oils (...
KGM's user avatar
  • 323
8 votes
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Identify this roadside plant in Montserrat, Spain

This plant is in the genus Euphorbia, which is a large and diverse group. The members take wildly different forms, but the general form of this plant is shared by many Euphorbia members. I'm not ...
mgkrebbs's user avatar
  • 9,054
8 votes
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Alpine flower identification — Italy/France

This is not Jasione montana, but Phyteuma orbiculare, another member of the family Campanulaceae. Except for the different flowers, Jasione has no leaves on the upper part of the stem. This plant has. ...
RHA's user avatar
  • 3,685
7 votes

What is the name of this flowering plant?

It looks like a variety of canna lily. There are several flowers that have opened on the tip of your plant, as in the photo below.
anongoodnurse's user avatar
7 votes
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What plant is this, seen at the Allan Gardens?

This is a Schizanthus "orchid" (actually not a real orchid) called Schizanthus pinnatus ("butterfly orchid" or "poor man's orchid"). It is native to Chile but the plants are also cultivated as ...
theforestecologist's user avatar
7 votes
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Why do we find flowers attractive?

Sure, flowers can be sign that the fruit is underway as @JonathanMoore said and viewing any trait as a result of selection is probably what the OP was waiting for. Thinking that if an organism ...
Remi.b's user avatar
  • 68.1k
6 votes

Why do pink rain lilies flower only after rains, and not from being watered?

It's a nice question, I've tried looking for research papers to no avail. But I will add a few things that I hope will help: Firstly, tap water's composition is quite different from rain water- two ...
HelloWorld's user avatar
6 votes

Any idea what this red plant is?

We called those "Indian strawberries". They are also known as Mock Strawberry (Duchesnea indica). Survivalists are pretty familiar with this plant. They are a lot like strawberries in appearance, but ...
anongoodnurse's user avatar
6 votes
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What kind of flower is this?

I think it is Anemone hupehensis. We have this species in our garden, and the seeds and dead leaves look very similar to the ones in your picture. The leaves are large,jagged and palmate and they have ...
fileunderwater's user avatar
6 votes

Alpine flower identification — Italy/France

I think the correct answer is @RHA's answer. I will leave my answer just for future reference and discussion. Could it be Jasione montana? Sheep's bit scabious, Jasione montana, is a low-growing ...
Remi.b's user avatar
  • 68.1k
6 votes
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What flower is this? (Dolomites, Italy)

I had a look at white-flowered plants flowering in July in a site about the flora of the French Alps, and the best I could find was Parnassia palustris: http://www.florealpes.com/fiche_parnassie.php ...
bli's user avatar
  • 2,195
6 votes

Can anyone identify these flowers?

The sign agrees. They are petunias. The specific variety of the red ones is raspberry swirl. I don't know the specific variety of the purple ones.
De Novo's user avatar
  • 8,791
6 votes
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What are these structures inside a cut open Allamanda blanchetti?

The third photo gets to the heart of the matter. Here's an enlargement: The gold-colored areas are the anthers of some of the stamens, the filaments of which are fused with the tissue of the petal. (...
mgkrebbs's user avatar
  • 9,054
6 votes
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Yellow dandelion-like flowers emerging from beach in early spring

Not certain, but it looks pretty well like it could be Tussilago farfara (colt's foot or coltsfoot). It's a common invasive plant in your area. https://en.wikipedia.org/wiki/Tussilago https://www.fs....
Plantaloons's user avatar
6 votes
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How to read a floral diagram?

Edited to add: Floral diagrams have an interesting history, having been developed in 1875. Per Wikipedia, a floral diagram is a graphic representation of the structure of a flower. It shows the ...
anongoodnurse's user avatar
5 votes
Accepted

Can anyone id this flower

This is Kleinia, a genus from Asteraceae family. It is a succulent native to Africa. I found a number of possible candidates, there may be more: Kleinia abyssinica Kleinia fulgens Kleinia ...
Tyto alba's user avatar
  • 8,782
5 votes
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ID of this flower/plant and origin if possible

Look like a Spider lily (Lycoris radiata): Source: NC State University
wanderweeer's user avatar
  • 2,743
5 votes
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What did Darwin mean by "degraded flowers"?

Perfect flowers have both male and female parts. "Degraded" isn't used anymore - just "imperfect". "A bisexual (or “perfect”) flower has both stamens and carpels, and a unisexual (or “imperfect”) ...
Polypipe Wrangler's user avatar
5 votes

Tree identification

This appears to be a flower of a tree in the Syzygium genus. Because there are many species (1200+) -- many which are intentionally planted as ornamentals outside of their native range or have the ...
theforestecologist's user avatar
5 votes

Strange yellow flower in shrub Species ID

Looks like a type of legume called a senna, though I do not know for certain which species -- see below for a pretty good guess! Things that stand out about your specimen: most prominent are the erect/...
theforestecologist's user avatar
5 votes

Is there any relation between phyllotaxis and the Fibonacci sequence?

The claim that "all flowers have a number of petals that is related to the Fibonacci sequence" is simply false. Many flowers have other numbers of petals. Consider, for example, dogwoods, ...
jakebeal's user avatar
  • 6,987
5 votes

Seed head Identification. July in Toronto, Ontario, Canada

Looks to me like an allium, but you'll find many of these look quite similar at this stage, I doubt you can get much further than that. See for example a Google image search for allium+flower+seeds (...
Bryan Krause's user avatar
  • 46k
4 votes
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Identifying three species of Datura

Okay, so as far as the blue and white flower goes I'm pretty sure it's a cultivar of ipomoea called Flying Saucer which is a hybrid of heavenly blue (I. tricolor) and Pearly gates (also I. tricolor) ...
user29734's user avatar
4 votes
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What is this yellow-pink flower?

It resembles Lantana Camara, from the family of Verbenaceae that is native to American tropics according to Wikipedia. They come in variety of different colors, and the one you have photographed is ...
Imtiaz Raqib's user avatar
  • 1,278

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