Citrus trifoliata L.
- Common Name: Japanese Bitter Orange, Chinese Citron
- Family: Rutaceae Juss.
- Country of Origin: Korea & northern China
- Habitat: temperate regions
- Description: [syn. Aegle sepiaria DC.; Poncirus trifoliata(L.) Raf.]
Large shrub or small tree to 10 m (30 ft) tall. Bark green with brown streaks. Twigs dark green, flattened, glabrous, flattened spines 0.8-7 cm (0.3-2.75 in) long. Leaves alternate, palmately compound, trifoliate; leaflets elliptic, oblong to ovate), and broadly tapering to each end; wider than oblanceolate.">obovate, 2.5-6.4 cm (0.5-2.5 in) long; glabrous; olive green above, paler beneath; cuneate or rounded at base; obtuse or rounded at apex; margins crenate; leaflets petiole or a stigma, when the style is absent.">sessile or with very short petioles, rachis broadly winged. Inflorescence axillary on the previous years growth; sepals ovate-elliptic; petals 5, thin, oblong to spatulate, much longer than sepals; ovary pubescent, 6-celled; stout and short; stamens 8-10; flowers appear in the spring. Fruit a berry, 3.8-5 cm (1.5-2 in) diameter, globose, yellow; seeds numerous, 6-12 mm (1/4-1/2 in) long and flat; fruits mature September to October.
- Uses: The Chinese Citron Tree has many traditional uses for medicinal remedies. In Korea the dried fruits were used as a digestive and to allay eczema and fever. In China the fruits were also employed as having antiemetic, laxative, antispasmodic, stimulant, antiphlegmatic, and diuretic properties. The fruits were also a medication for rheumatism. A decoction of thorns from the Chinese Citron Tree was good for toothaches, the seeds to care for fluxes, and the bark as a cold remedy.
- IMPORTANT NOTE: Plant Uses are for informational purposes only. EEB Greenhouses assume no responsibility for adverse effects from the use of any plants referred to on this site. Always seek advice from a professional before using any plant medicinally.
Accession Data:
- Accession # 198501350
- Source: Unknown
- Accession Date: 12-31-1985
- Bench: 2301 - Temperate Asia
- Currently: active - healthy
- Qty: 1 confirmed on 11-22-2022
Classification:
- Division: Magnoliophyta
- Class: Magnoliopsida
- SubClass: eurosid II
- Order: Sapindales
- SubOrder:
- Family: Rutaceae
- SubFamily: Aurantioideae
- Tribe: Citreae
- SubTribe: Citrinae
Flowering Data:
This accession has been observed in bloom on:
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
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| 2023 |
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| 2022 |
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| 2021 |
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| 2020 |
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| 2019 |
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| 2018 |
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| 2017 |
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| 2016 |
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| 2015 |
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| 2014 |
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| 2013 |
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| 2012 |
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| 2011 |
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| 2010 |
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| 2009 |
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| 2008 |
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References (internal):
References (external):
- Hortus Third, LH Bailey Hortorium, 1976
- The Plant List (2013). Version 1.1. Last accessed 9 November 2015.
data regenerated on Tue, 11 Apr 2023 13:00:14 -0400 [bcm v4.0]
= indicates flowering in past 14 days
= accession added within past 90 days