Page 137 - 《广西植物》2020年第2期
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2 7 4 广 西 植 物 40 卷
lowerꎬ brown when driedꎻ lateral veins 6-9 pairsꎬ sunken
2 Results and Analyses on upper surfaceꎬ prominent on lower surfaceꎻ petiolules
cylindricꎬ glabrousꎬ 8-16 mm longꎻ petioles cylindricꎬ
2.1 Murraya macrophylla (C. C. Huang) F. J. Mou et glabrousꎬ prominently swollen at the base. Inflorescences
D. X. Zhang comb. et stat. nov. (Plate I) 大叶九里香 terminalꎬ cymes with a few small flowersꎬ shorter than
Basionym: Murraya kwangsiensis (C. C. Huang) leavesꎻ pedicels shorter than the flowersꎬ with 2-4 small
C. C. Huang var. macrophylla C. C. Huangꎬ in Acta bracts at the baseꎻ flower buds broad ovate or oblongꎬ 4
Phytotax. Sin. 16(2): 85 (1978). mm × 2.5 mmꎬ yellow whiteꎬ fragrantꎻ calyx 4 ̄connateꎬ
Type: Chinaꎬ Guangxiꎬ Daxinꎬ (Z. J. Li 3198ꎬ very shortly ciliate sepal with a big oil gland at the baseꎻ
Holotype: IBK! barcode IBK00191042). petals 4 mm × 1 mmꎬ glabrousꎬ oblong. Stamens 10ꎬ al ̄
Additional specimens examined: Chinaꎬ Longzhouꎬ ternately shorterꎬ 3 or 2 mm longꎻ filaments constricted
X. F. Deng 10571 ( IBK)ꎬ H. Q. Li 40099 ( IBK)ꎻ gradually upper 1/ 2 and pubescent aboveꎻ anthers
Daxinꎬ F. J. Mou 618ꎬ 619 (SWFC)ꎻ Jingxiꎬ Y. D. attached by the backꎬ ovalꎬ with a few hairsꎻ disk ex ̄
Peng 451025141014005LY (GXMG)ꎻ Napoꎬ D. Fang et tremely short. Ovary cylindricꎬ glabrousꎬ with a few oil
al. 0885 (GXMI)ꎬ D. Fang et al. 3 - 15482 (GXMI)ꎬ glandsꎬ distinctly constricted at about 1/ 3 from the apexꎻ
D. X. Nong et al. 451026130722029LY (GXMIꎬ GXMG)ꎬ style longer than ovaryꎬ with very short hairsꎻ stigma dis ̄
B. Y. Huang 451026141015067LY ( GXMG )ꎬ X. Y. tinct. Berry ovalꎬ diameter 4-7 mmꎬ smoothꎬ with dense
Huang 451026131127023LY (GXMG)ꎬ F. J. Mou 543ꎬ glandsꎬ red when ripeꎬ containing 1-2 ̄seedꎬ mostly 1 ̄
550ꎬ 552ꎬ 624ꎬ 625 (SWFC). seed. Flowering Jun.-Jul.ꎻ fruiting Aug.-Dec.
Shrubꎬ high up to 2 m. Young branchesꎬ rachisesꎬ Distribution: Chinaꎬ Southwest Guangxi ( Long ̄
petioles and petals dispersed with very prominent oil zhouꎬ Daxinꎬ Jingxiꎬ Napo).
glands. Compound leavesꎻ rachises rather thinꎬ about 12- Habitat: Under forestry of limestone hill or valley
30 cm longꎻ leaflets 3-9ꎬ alternateꎻ leaflet blades thick forestsꎬ humidꎬ shadedꎻ alt. 550-1 400 m.
chartaceousꎬa few oil glands in the mesophyllꎻ 7-20 cm× 2.2 Recognition of the status of Murraya macrophylla
4-10 cmꎬ slightly inequilateral and pointed at the baseꎬ Species Murraya macrophylla shares few similarities
abruptly acuminate at the tipꎬ very slightly denticulate at of flowers with M. kwangsiensisꎬ but both are so different
the marginꎬ with a oil gland at every tooth jointꎻ in many morphological characteristics ( Plate Iꎻ Table
glabrousꎬ glossy and deep green upperꎬ light yellow ̄green 1). Howeverꎬ this taxon is more similar to M. glabra from
Table 1 Comparison between Murraya macrophylla and M. kwangsiensis
Character Murraya macrophylla M. kwangsiensis
Leaf Rachis 12-30 cm longꎻ leaflets 3-9 Rachis 8-18 cm longꎻ leaflets 3-15
Leaflet Thick chartaceousꎻ 7 - 20 cm × 4 - 10 cmꎻ both surfaces glabrousꎬ Thincoriaceousꎻ 3- 13 cm × 2.5- 8 cmꎻ adaxially smoothꎬ
adaxially wrinkledꎻ base slightly inequilateralꎬ apex acuminateꎬ abaxially pubescentꎻ base inequilateralꎬ apex obtuse to
margin slightlyꎻ denticulateꎻ petiolules 8-16 mm long rounded and retuseꎬ margin crenulate or revoluteꎻ petiolules
3-7 mm
Inflorescence Glabrous Pubescent
Flower Buds oblongꎬ yellow ̄whiteꎬ 4 mm × 2.5 mmꎻ calyx 4 ̄connateꎬ fila ̄ Buds ellipsoidꎬ whiteꎬ 3.5-4 mm × 2-2.5 mmꎻ calyx 5 ̄con ̄
ments constricted gradually and very sparsely haired upper 1/ 2ꎻ disks nateꎬ filaments constricted sharply and densely haired upper
slightly swollenꎻ ovary ellipsoidꎻ style slightly longer than ovaryꎬ thinꎬ 1/ 3ꎻ disk prominently swollenꎻ ovary ovalꎻ style slightly lon ̄
yellow ̄greenꎬ sparsely hairedꎻ stigma indistinct ger than ovaryꎬ taperingꎬ whiteꎬ hairedꎻ stigma slightly swol ̄
lenꎬ yellow
Fruit Berry ovalꎬ4.5-6.5 mm × 3.0-4.0 mm Berry globoseꎬ 10 mm × 10 mm
Distribution Southwest Guangxiꎻ alt. 550-1 400 m Southwestꎬ West and Central Guangxiꎬ Southeast Yunnanꎻ
alt. 100-1 400 m