백두산회나무
| 과 | 노박덩굴과(Celastraceae) 3속 (피자식물문/목련강/노박덩굴목) |
|---|---|
| 속 | 화살나무속(Euonymus) 15종 |
| 국명 | 백두산회나무 |
| 학명 | Euonymus baekdusanensis M. Kim |
| 개요 | Euonymus baekdusanensis M. Kim sp. nov. Korean name: Baek-du-san-hoe-na-mu 백두산회나무 Deciduous shrubs, 2-3 m tall; branches and twig warts. Petiole 6-8 mm long, pubescent; leaf blade elliptic, 11-13 × 3-4 cm, pubescent on veins of abaxial surface, base cuneate, margin crenulate, apex acuminate; lateral veins 7-8 pairs. Inflorescence cyme; peduncle 3-4 cm, glabrous; pedicel 15-15mm, glabrous. Flowers 4-merous. Sepals 4, semi-rounded, green, 1 × 1 mm. Petals 4, rounded, purple, 2 × 2 mm. Stamens 4, anther 2-celled. Pistil 1, ovary tetragonal, style absent, stigma globose. Capsule 4-angled. Seeds ovoid, covered by orange aril. Flowering June. Holotype: Mt. Baekdu. August 12, 2011. M. Kim 110060. Herbarium of Chonbuk National University (JNU). Isotype: Mt. Baekdu. August 12, 2011. M. Kim 110060 (3 sheets, JNU). Paratype: Mt. Baekdu. June 12, 2012. M. Kim 120305 (5 sheets, JNU). Distribution: Mt. Baekdu Etymology: The specific epithet is derived from Mt. Baekdu where this new species is located |
| 근연종* | Key to Euonymus baekdusanensis and its related taxa. 1. Winter bud large; stamens sessile, anther 1-celled; capsule winged 2. Flowers 4-merous ············E. macropterus 나래회나무 2. Flowers 5-merous 3. Capsule nearly without wing···E. oxyphyllus 참회나무 3. Capsule with long wings ······ E. sachalinensis 회나무 1. Winter bud small; stamens filamentous, anther 2-celled; capsule without wings 4. Capsule 4-lobed ································ E. alatus 화살나무 4. Capsule unlobed 5. Capsule smooth and rounded ··· E. japonicus 사철나무 5. Capsule rugose and angled 6. Branches and twigs warts 7. Petiole 1-2 mm, blade 6-7 cm and oblong; fruit 6-8 mm ··································E. verrucosus 회목나무 7. Petiole 6-8 mm, blade 11-13 cm and elliptic; fruit 12-15 mm ········ E. baekdusanensis 백두산회나무 6. Branches and twigs smooth······································E. hamiltonianus 참빗살나무 |
| 참고문헌 | https://doi.org/10.11110/kjpt.2013.43.3.168 |
