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and latitude, the following are some general timeframes: Hazel catkins bloom from
January to March, alder catkins from February to March, silver birch catkins from March to May, oak catkins from April to May, and white willow catkins from April to May.
575:, S. B. Hoot, C. M. Morton, D. E. Soltis, C. Bayer, M. F. Fay, A. Y. De Bruijn, S. Sullivan, and Y.-L. Qiu. 2000. Phylogenetics of flowering plants based on combined analysis of plastid
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615:
Cronk Q. C. B., Needham I., and Rudall P. J. 2015. Evolution of catkins: inflorescence morphology of selected
Salicaceae in an evolutionary and developmental context.
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290:). This name is due either to the resemblance of the lengthy sorts of catkins to a kitten's tail, or to the fine fur found on some catkins.
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In
Britain, catkins can be seen in January or February, when many trees are bare for winter. They can even occur in December.
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group. This suggests that the catkin flower arrangement has arisen at least twice independently by
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In many of these plants, only the male flowers form catkins, and the female flowers are single (
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flowers, arranged closely along a central stem that is often drooping. They are found in many
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Soltis, D. E. et alii. (28 authors). 2011. "Angiosperm phylogeny: 17 genes, 640 taxa".
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inflorescence characters might be and how catkins did evolve in these two lineages.
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has male catkins which are grey and the female catkins are greyish-green.
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While the blooming months for catkins may vary due to factors such as
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has male catkins and also female spikes. In other plants (such as
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216:, also known as Amentiferae (i.e., literally plants
224:work, it is now believed that Hamamelididae is a
208:For some time, catkins were believed to be a key
702:
609:
583:gene sequences. Systematic Biology 49:306-362.
538:
516:"Which trees have catkins and how to ID them"
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80:) but sometimes insect-pollinated (as in
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34:Detail of a male flowering catkin on a
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118:Catkin-bearing plants include many
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301:, meaning "thong" or "strap".
260:catkins from a children's book
86:). They contain many, usually
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1:
539:Rose Sanderson (2015-01-30).
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442:Female flowering catkin on a
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64:), with inconspicuous or no
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617:Frontiers in Plant Science
594:American Journal of Botany
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27:Cylindrical flower cluster
684:Oxford English Dictionary
641:Oxford English Dictionary
256:Etymology illustrated by
420:Three male catkins on a
686:(Second ed.), 1989
643:(Second ed.), 1989
625:10.3389/fpls.2015.01030
398:Young male catkin of a
368:Mature male catkins of
56:is a slim, cylindrical
541:"An early catkin year"
346:Young male catkins of
261:
45:
666:www.etymologiebank.nl
547:Earth. Archived from
255:
33:
492:Flora of NW Europe:
474:. flowersofindia.net
472:"Jacquemont's Hazel"
230:convergent evolution
176:Corylus jacquemontii
94:families, including
605:10.3732/ajb.1000404
331:Ostrya carpinifolia
222:molecular phylogeny
212:among the proposed
169:), or other types (
501:2010-08-27 at the
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619:. 2015; 6: 1030.
514:Trust, Woodland.
16:(Redirected from
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711:Plant morphology
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324:Male catkins of
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283:" (compare also
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599:(4):704-730.
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551:on 2019-01-06
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553:. Retrieved
549:the original
534:
523:. Retrieved
519:
509:
495:Populus alba
494:
488:
476:. Retrieved
466:
447:
425:
403:
373:
351:
329:
326:hop-hornbeam
298:
294:is from the
291:
287:
276:
274:Middle Dutch
265:
263:
258:pussy willow
226:polyphyletic
220:). Based on
217:
210:synapomorphy
207:
199:
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186:Populus alba
184:
174:
156:
151:
117:
81:
78:anemophilous
53:
49:
47:
39:
690:30 November
647:30 November
573:M. W. Chase
384:Catkins in
310:Catkins in
279:, meaning "
173:). Such as
165:), a cone (
60:cluster (a
555:2022-11-25
525:2023-02-23
458:References
386:Salicaceae
238:Salicaceae
114:Occurrence
108:Salicaceae
96:Betulaceae
74:pollinated
68:, usually
272:from the
264:The word
248:Etymology
242:ancestral
204:Evolution
152:Comptonia
148:sweetfern
88:unisexual
705:Category
637:"Catkin"
499:Archived
288:Kätzchen
277:katteken
270:loanword
171:mulberry
126:such as
104:Moraceae
100:Fagaceae
680:"Ament"
312:Fagales
305:Gallery
299:amentum
236:and in
234:Fagales
140:hickory
478:7 July
444:willow
422:willow
400:willow
285:German
281:kitten
266:catkin
181:poplar
146:, and
132:willow
124:shrubs
106:, and
66:petals
58:flower
50:catkin
36:willow
18:Aments
449:Salix
427:Salix
405:Salix
370:hazel
348:hazel
296:Latin
292:Ament
268:is a
232:, in
167:alder
159:hazel
136:aspen
128:birch
120:trees
92:plant
83:Salix
62:spike
54:ament
41:Salix
692:2009
649:2009
581:rbcL
579:and
577:atpB
480:2020
452:sp.)
430:sp.)
408:sp.)
70:wind
44:sp.)
621:doi
601:doi
545:BBC
163:oak
154:).
122:or
52:or
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38:(
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Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
