Page 185 - 《广西植物》2026年第9期
P. 185

9 期                        杨凤等: 叶下珠科三脉守宫木在中国的分布考证                                         1 6 2 1

            Müll. Arg.) Chakrab. et N. P. Balakr. (2009: 716).     灌木ꎬ高 1 ~ 4 mꎬ雌雄同株ꎻ全株除小枝具乳
            Lectotype (designated by Chakrabarty & Balakrishnanꎬ  头状微毛外ꎬ其余部分无毛ꎻ具叶小枝具棱ꎬ长可
            2018): INDIA. Meghalayaꎬ Khasia Hillsꎬ 1861ꎬ J.    达 40 cmꎬ老枝圆柱形ꎬ幼枝常具乳头状微毛ꎮ 叶
            D. Hooker & T. Thomson s. n. (Lectotype: G00324405!ꎬ  片膜质至薄纸质ꎬ形状多变ꎬ窄卵形、卵状披针形
            isolectotypes: P00360967!ꎬ MPU014821!ꎬ E00314332!ꎬ  至披针形ꎬ长 3.5 ~ 12.0 cmꎬ宽 1.5 ~ 4.5 cmꎬ上面绿
            S07 ̄14652!ꎬ     BR0000013306694!ꎬ    P00360968!ꎬ   色ꎬ下面淡绿色ꎬ基部钝圆至近截形ꎬ边缘全缘ꎬ顶
            P00360969!ꎬ    P00360970!ꎬ   CAL0000022600!ꎬ       端尾状渐尖ꎻ基出三脉明显ꎬ侧脉 3 ~ 4 对ꎬ在背面
            CAL0000022601!)ꎻ        remaining     syntypes:    突出ꎻ叶柄长 1.5 ~ 3.0 mmꎻ托叶线形至线状披针
            Bangladesh. Sylhetꎬ Wallichꎬ Nathanielꎬ # 7922 A   形ꎬ长 3 ~ 7 mmꎮ 花序腋生ꎬ雄花与雌花簇生于短

            ( K000246342!ꎬ     K000246343!)ꎻ    Bangladesh.    总梗上ꎬ具小苞片ꎮ 雄花绿白色ꎻ花梗纤细ꎬ长 6 ~
            Sylhetꎬ   Wallichꎬ   Nathanielꎬ  #   7922    B     15 mmꎻ花萼扁平ꎬ星状ꎬ直径 4 ~ 10 mmꎻ萼片 6ꎬ窄
            ( K000246341!ꎬ    E00314331!ꎬ    K000246344!ꎬ      长圆形至线形ꎬ长 1.5 ~ 4.0 mmꎬ宽 0.5 ~ 1.3 mmꎬ顶
            G00324404!ꎬ G00414503!).                           端窄圆至钝ꎻ雄蕊柱长约 0.5 mmꎻ花药长约 0.3
                 Description: Shrubsꎬ 1 - 4 m highꎬ monoeciousꎬ  mmꎬ水平着生ꎮ 雌花绿白色ꎻ花梗长 4 ~ 15 mmꎻ萼
            glabrous except for papillose puberulous branchesꎻ  片椭圆形、卵形至近圆形ꎬ长 1.5 ~ 5.0 mmꎬ宽 1 ~ 3
            leaf ̄bearing branchlets angularꎬ up to 40 cm longꎬ  mmꎬ两轮排列ꎬ果期稍增大并反折ꎬ外轮萼片大于
            terete in ageꎬ often papillose puberulous when     内轮ꎻ子房卵状长圆形ꎬ顶端陀螺状ꎻ花柱长约 1
            young. Leaves membranous to thinly chartaceousꎬ    mmꎬ顶端 2 裂ꎮ 果实近球形ꎬ扁平ꎬ直径约 20 mmꎬ
            variable in shapeꎬ narrowly ovateꎬ ovate ̄lanceolateꎬ  具不明显棱ꎬ壁薄ꎻ果梗长 7 ~ 15 mmꎮ
            triangular ̄lanceolateꎬ oblong ̄lanceolate or lanceolateꎬ  分布:中国( 云南盈江)、孟加拉国、印度东北
            3.5-12.0 cm longꎬ 1.5-4.5 cm wideꎬ adaxially greenꎬ  部ꎻ生于海拔 900 ~ 1 300 m 的常绿阔叶林中ꎮ
            abaxially light greenꎬ base obtuseꎬ rounded to         凭证标本:中国ꎬ云南省盈江县芒允村ꎬ山坡
            subtruncate or broadly cuneate or often unequalꎬ   上ꎬ海拔 950 mꎬ1980 年 8 月 26 日ꎬ滇西植物调查组
            margin entireꎬ apex caudate ̄acuminateꎻ strongly 3 ̄  10555(YUKU02017822!、YUKU02017823!)ꎮ 印度ꎬ
            veined from above baseꎬ lateral veins 3 - 4 pairsꎬ  卡 西 亚 山 脉ꎬ 采 集 时 间 未 知ꎬ H. Griffith 1843
            prominent abaxiallyꎻ petioles 1. 5 - 3. 0 mm longꎻ  (P00360963!)ꎻ同地ꎬH. Griffith 4829(P00360965!、
            stipules linear to linear ̄lanceolateꎬ 3 - 7 mm long.  P00360966!、 CAL0000022598!)ꎻ 同 地ꎬ F. Jenkins
            Inflorescence axillaryꎬ male and female flowers in  1863 ( P00360971!)ꎻ 同 地ꎬ Native      Collectors
            fascicles on short peduncles with minute bracts.   ( P00360960!、 P00360961!、 P00360962!)ꎻ 同 地ꎬ
            Staminate flowers green to whiteꎻ pedicels slenderꎬ 6-  H. Griffith 4826(P00360964!)ꎮ
            15 mm longꎻ calyx flattenedꎬ star ̄shapedꎬ 4-10 mm
            in diam.ꎻ segments 6ꎬ narrowly oblong to linearꎬ 1.5-
                                                               参考文献:
            4.0 mm longꎬ 0.5-1.3 mm wideꎬ narrowly rounded to
            obtuse at apexꎻ staminal column ca. 0. 5 mm longꎻ
                                                               Bouman R Wꎬ Keßler P J Aꎬ Telford I R Hꎬ et al.ꎬ 2021.
            anthers ca. 0.3 mm longꎬ horizontal. Pistillate flowers
                                                                 Molecular  phylogenetics  of  Phyllanthus  sensu  lato
            green with whiteꎻ pedicels 4 - 15 mm longꎻ calyx
                                                                 ( Phyllanthaceae ): Towards coherent monophyletic taxa
            segments ellipticꎬ ovateꎬ oblong or suborbicularꎬ 1.5-  [J]. Taxonꎬ 70(1): 72-98.
            5. 0 mm longꎬ 1 - 3 mm wideꎬ biseriateꎬ slightly   Chakrabarty Tꎬ Balakrishnan N Pꎬ 2009. Transfer of Indian
                                                                 species of Breyniaꎬ Glochidion and Sauropus to Phyllanthus
            enlarged and reflexed in fruitꎬ outer lobes bigger than
                                                                 ( Phyllanthaceae ): new combinations and new names
            inner onesꎻ ovary ovate ̄oblongꎬ apex turbinateꎻ styles
                                                                 [J]. Journal of Economic and Taxonomic Botanyꎬ 33(3):
            ca. 1 mm longꎬ bifid at apex. Fruits subgloboseꎬ
                                                                 712-716.
            depressedꎬ ca. 20 mm in diam.ꎬ obscurely lobedꎬ thin ̄  Chakrabarty Tꎬ Balakrishnan N Pꎬ 2012. Nineteen new
            walledꎻ pedicels 7-15 mm long.                       combinations and a new name in Breynia J. R. Forst. & G.
   180   181   182   183   184   185   186   187   188