クロウメモドキ科 |
クマヤナギ Berchemia racemosa
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分類 |
界 |
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植物界 Plantae |
階級なし |
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被子植物 angiosperms |
階級なし |
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真正双子葉類 eudicots |
目 |
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バラ目 Rosales |
科 |
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クロウメモドキ科 Rhamnaceae |
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学名 |
Rhamnaceae
Juss. |
シノニム |
Frangulaceae DC.
Phylicaceae J.Agardh
Ziziphaceae Adans. ex Post & Kuntze[1]
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分布域
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クロウメモドキ科(Rhamnaceae)はバラ目に属する双子葉植物の科の一つ。木本で、つる性のものも多い。約50属、870-900種を含み、よく知られるものではナツメがある。世界的に分布するが特に熱帯・亜熱帯に多い。
葉は単葉で托葉があり、托葉や枝に由来するとげをもつ属が多い。花は放射相称で、がく、花弁および雄蕊は5個(一部は4個)ある。花弁は緑色、黄色、白色などで小さく目立たないものが多いが、Ceanothus 属(セアノサス、アメリカ原産でカリフォルニアライラックとも呼ばれる)などは淡紅色や青色の花が密集して総状花序をなし、観賞用に栽培される。子房上位(一部下位)で胚珠は2-3個。果実は核果が多いが、翼状の堅果で風で飛ぶもの(ハマナツメ属など)もある。果実の核などの化石が始新世から多く見つかっている。
経済的に重要なものとしては果物・生薬として栽培されるナツメがある。そのほかケンポナシ(果柄が太くなる)やクマヤナギ(果実)なども食用にできるが栽培はほとんどされない。
セアノサス属は根粒にフランキア属の放線菌が共生して窒素固定を行う。
分類
- rhamnoids
- Ventilagineae
- Smythea Seem.
- Ventilago Gaertn.
- Maesopsideae
- Rhamneae クロウメモドキ連
- Auerodendron Urb.
- Berchemia Neck. ex DC. クマヤナギ属 - クマヤナギ
- Berchemiella Nakai
- Condalia Cav.
- Frangula Mill.
- Karwinskia Zucc.
- Krugiodendron Urb.
- Reynosia Griseb.
- Rhamnella Miq. ネコノチチ属(Chaydaia属を含む)
- Rhamnidium Reissek
- Rhamnus L. クロウメモドキ属 - クロウメモドキ
- Sageretia Brongn. クロイゲ属
- Scutia (Comm. ex DC.) Brongn.
- ampeloziziphoids
- Ampelozizipheae
- Bathiorhamneae
- Doerpfeldieae
- ziziphoids
- Gouanieae
- Alvimiantha Grey-Wilson
- Crumenaria Mart.
- Gouania Jacq.
- Helinus E.Mey. ex Endl.
- Johnstonalia Tortosa (originally named Johnstonia; by some treated as Gouania)
- Pleuranthodes Weberb.
- Reissekia Endl.
- Paliurieae ハマナツメ連
- Hovenia Thunb. ケンポナシ属 - ケンポナシ
- Paliurus Mill. ハマナツメ属
- Ziziphus Mill. ナツメ属 - ナツメ
- Phyliceae
- Nesiota† Hook.f.
- Noltea Rchb.
- Phylica L.
- Trichocephalus Brogn.
- Colletieae
- Adolphia Meisn.
- Colletia Comm. ex Juss.
- Discaria Hook.
- Kentrothamnus Suess. & Overkott
- Ochetophila Poepp. ex Reissek
- Retanilla (DC.) Brongn.
- Trevoa Miers ex Hook.(Talguenea 属を含む)
- Pomaderreae
- Blackallia C.A.Gardner
- Cryptandra Sm.
- Papistylus Kellermann, Rye & K.R.Thiele
- Polianthon K.R.Thiele
- Pomaderris Labill.
- Serichonus K.R.Thiele
- Siegfriedia C.A.Gardner
- Spyridium Fenzl
- Stenanthemum Reissek
- Trymalium Fenzl
- incertae sedis
- Ceanothus L. セアノサス属
- Araracuara Fern.Alonso
- Schistocarpaea F.Muell.[2]
- Lasiodiscus Hook.f.
- Emmenosperma F.Muell.
- Colubrina Rich. ex Brongn. ヤエヤマハマナツメ属(Hybosperma 属を含む)
- Alphitonia Endl.
- Granitites Rye[3]
系統
次のような系統樹が得られている[4]。
クロウメモドキ科 |
rhamnoids |
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ampeloziziphoids |
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Bathiorhamneae
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Ampelozizypheae
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Doerpfeldieae
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ziziphoids |
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脚注
- ^ “Family: Rhamnaceae Juss., nom. cons.”. Germplasm Resources Information Network. United States Department of Agriculture (2003年1月17日). 2011年1月29日閲覧。
- ^ “GRIN Genera of Rhamnaceae”. Germplasm Resources Information Network. United. 2011年1月29日閲覧。
- ^ Granitites in florabase
- ^ Richardson, James E and Fay, Michael F and Cronk, Quentin CB and Bowman, Diane and Chase, Mark W (2000). “A phylogenetic analysis of Rhamnaceae using rbcL and trnL-F plastid DNA sequences”. American Journal of Botany 87 (9): 1309-1324. http://www.amjbot.org/content/87/9/1309.short.
Buckthorn family |
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Rhamnus pumila Turra |
Scientific classification |
Kingdom: |
Plantae |
(unranked): |
Angiosperms |
(unranked): |
Eudicots |
(unranked): |
Rosids |
Order: |
Rosales[1] |
Family: |
Rhamnaceae
Juss. |
Type genus |
Rhamnus
L. |
Genera |
See text.
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The range of Rhamnaceae. |
Synonyms |
Frangulaceae DC.
Phylicaceae J.Agardh
Ziziphaceae Adans. ex Post & Kuntze[2]
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Rhamnaceae is a large family of flowering plants, mostly trees, shrubs, and some vines, commonly called the buckthorn family.[3]
The family contains 50–60 genera and approximately 870–900 species. Rhamnaceae have a worldwide distribution, but are more common in the subtropical and tropical regions. The earliest fossil evidence of Rhamnaceae is from the Eocene.
Leaves of Rhamnaceae family members are simple, i.e., the leaf blades are not divided into smaller leaflets.[3] Leaves can be either alternate and spiraling, or opposite. Stipules are present. These leaves are modified into spines in many genera, in some (e.g. Paliurus spina-christi and Colletia cruciata) spectacularly so. Colletia stands out by having two axillary buds instead of one, one developing into a thorn, the other one into a shoot.
Flowers of
Ceanothus cuneatus
Bisexual flower of
Helinus, with five sepals and petals, and a yellow, annular nectary disk. The small, clawed petals embrace the stamens.
Flowers of
Ziziphus mucronata
Flowers of
Rhamnus saxatilis
The flowers are radially symmetrical. There are 5 (sometimes 4) separate sepals and 5 (sometimes 4 or none) separate petals. The petals may be white, yellowish, greenish, pink or blue, and are small and inconspicuous in most genera, though in some (e.g. Ceanothus) the dense clusters of flowers are conspicuous. The 5 or 4 stamens are opposite the petals.[3] The ovary is superior, with 2 or 3 ovules (or one by abortion).
The fruits are mostly berries, fleshy drupes or nuts. Some are adapted to wind carriage, but most are dispersed by mammals and birds. Chinese jujube is the fruit of the jujube tree (Ziziphus zizyphus) and is a major fruit in China.
The American genus Ceanothus, which has several showy ornamental species, has nitrogen-fixing root nodules.
Economic uses of Rhamnaceae are chiefly as ornamental plants and as the source of many brilliant green and yellow dyes. The wood of Rhamnus was also the most favoured species to make charcoal for use in gunpowder before the development of modern propellants.
Contents
- 1 Genera
- 2 Systematics
- 3 References
- 4 External links
Genera
- Tribe Ampelozizipheae
- Tribe Bathiorhamneae
- Tribe Colletieae
- Adolphia Meisn.
- Colletia Comm. ex Juss.
- Discaria Hook.
- Kentrothamnus Suess. & Overkott
- Ochetophila Poepp. ex Reissek
- Retanilla (DC.) Brongn.
- Trevoa Miers ex Hook.
- Tribe Doerpfeldieae
- Tribe Gouanieae
- Alvimiantha Grey-Wilson
- Crumenaria Mart.
- Gouania Jacq.
- Helinus E.Mey. ex Endl.
- Johnstonalia Tortosa (originally named Johnstonia; by some treated as Gouania)
- Pleuranthodes Weberb.
- Reissekia Endl.
- Tribe Maesopsideae
- Tribe Paliureae
- Hovenia Thunb.
- Paliurus Mill.
- Ziziphus Mill.
- Tribe Phyliceae
- Nesiota† Hook.f.
- Noltea Rchb.
- Phylica L.
- Trichocephalus Brogn.
- Tribe Pomaderreae
- Blackallia C.A.Gardner
- Cryptandra Sm.
- Papistylus Kellermann, Rye & K.R.Thiele
- Polianthon K.R.Thiele
- Pomaderris Labill.
- Serichonus K.R.Thiele
- Siegfriedia C.A.Gardner
- Spyridium Fenzl
- Stenanthemum Reissek
- Trymalium Fenzl
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- Tribe Rhamneae
- Auerodendron Urb.
- Berchemia Neck. ex DC.
- Berchemiella Nakai
- Condalia Cav.
- Frangula Mill.
- Karwinskia Zucc.
- Krugiodendron Urb.
- Reynosia Griseb.
- Rhamnella Miq.
- Rhamnidium Reissek
- Rhamnus L.
- Sageretia Brongn.
- Scutia (Comm. ex DC.) Brongn.
- Tribe Ventilagineae
- Smythea Seem.
- Ventilago Gaertn.
- Incertae sedis
- Alphitonia Endl. (close to Colubrina)
- Araracuara Fern.Alonso
- Ceanothus L. (close to Pomaderreae)
- Chaydaia Pit. (by some treated as Rhamnella)
- Colubrina Rich. ex Brongn.
- Emmenosperma F.Muell. (close to Colubrina)
- Granitites Rye[4] (close to either Alphitonia or Pomaderris)
- Hybosperma Urb. (by some treated as Colubrina)
- Lasiodiscus Hook.f.
- Schistocarpaea F.Muell.[5] (maybe belonging to Colletieae)
- Talguenea Miers ex Endl. (by some treated as Trevoa)
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Systematics
Modern molecular phylogenetics recommend the following clade-based classification of Rhamnaceae:
Rhamnaceae |
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Ampeloziziphoids |
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Ventilago
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Bathiorhamnus
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Ampelozizyphus
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Doerpfeldia
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Rhamnoids |
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Ziziphoids |
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Schistocarpeia
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Emmenosperma
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Colletieae |
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Discaria
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Kentrothamnus
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Colletia
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Retanilla
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References
- ^ Walter S. Judd and Richard G. Olmstead (2004). "A survey of tricolpate (eudicot) phylogenetic relationships". American Journal of Botany 91 (10): 1627–1644. doi:10.3732/ajb.91.10.1627. PMID 21652313. (full text )
- ^ "Family: Rhamnaceae Juss., nom. cons.". Germplasm Resources Information Network. United States Department of Agriculture. 2003-01-17. Retrieved 2011-01-29.
- ^ a b c Flowering Plants of the Santa Monica Mountains, Nancy Dale, 2nd Ed. 2000, p. 166
- ^ "Granitites". FloraBase. Department of Environment and Conservation, Government of Western Australia.
- ^ "GRIN Genera of Rhamnaceae". Germplasm Resources Information Network. United. Retrieved 2011-01-29.
External links
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Wikimedia Commons has media related to Rhamnaceae. |
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Wikispecies has information related to: Rhamnaceae |
- Rhamnaceae of Mongolia in FloraGREIF