taxonID	type	description	language	source
6B002A231C5A5A46A0721C65B55DD2F6.taxon	description	Figs 2 and 3	en	Wei, Zuo-Ying, Gu, Yu-Feng, Xia, Zeng-Qiang, Chen, Li-Jun, Wang, Ting, Zhang, Shou-Zhou, Zhao, Guo-Hua, Chen, Jian-Bing, Cao, Jian-Guo, Yan, Yue-Hong (2021): Dipteris shenzhenensis, a new endangered species of Dipteridaceae from Shenzhen, southern China. PhytoKeys 186: 111-120, DOI: http://dx.doi.org/10.3897/phytokeys.186.73739, URL: http://dx.doi.org/10.3897/phytokeys.186.73739
6B002A231C5A5A46A0721C65B55DD2F6.taxon	diagnosis	Diagnosis. The new species is similar to D. chinensis, but differs in rhizome scales being longer (6.8 - 8.0 mm vs. 3.74 - 4.00 mm), in the base and color of fronds (base with broad wings, abaxially pale vs. base without wings, abaxially green), and in stipe color (castaneous vs. stramineous to brown).	en	Wei, Zuo-Ying, Gu, Yu-Feng, Xia, Zeng-Qiang, Chen, Li-Jun, Wang, Ting, Zhang, Shou-Zhou, Zhao, Guo-Hua, Chen, Jian-Bing, Cao, Jian-Guo, Yan, Yue-Hong (2021): Dipteris shenzhenensis, a new endangered species of Dipteridaceae from Shenzhen, southern China. PhytoKeys 186: 111-120, DOI: http://dx.doi.org/10.3897/phytokeys.186.73739, URL: http://dx.doi.org/10.3897/phytokeys.186.73739
6B002A231C5A5A46A0721C65B55DD2F6.taxon	materials_examined	Type. China. Guangdong Province: Shenzhen City, Mt. Qiniangshan, elev. ca. 82 m, 16 August 2020, Y. H. Yan et al. YYH 15638 (holotype: SZG!; isotype: NOCC!)	en	Wei, Zuo-Ying, Gu, Yu-Feng, Xia, Zeng-Qiang, Chen, Li-Jun, Wang, Ting, Zhang, Shou-Zhou, Zhao, Guo-Hua, Chen, Jian-Bing, Cao, Jian-Guo, Yan, Yue-Hong (2021): Dipteris shenzhenensis, a new endangered species of Dipteridaceae from Shenzhen, southern China. PhytoKeys 186: 111-120, DOI: http://dx.doi.org/10.3897/phytokeys.186.73739, URL: http://dx.doi.org/10.3897/phytokeys.186.73739
6B002A231C5A5A46A0721C65B55DD2F6.taxon	description	Description. Plants. terrestrial on rocks, 0.5 - 1.0 m tall. Rhizome. long-creeping, ca. 1 cm in diam., densely scaly. Rhizome scales. spreading, dark brown to black, stiff, margin almost entire, 6.8 - 8.0 x 0.09 - 0.27 mm, lanceolate, apex long acuminate, acumen up to 2 - 3 mm long; Stipe. glabrous except at the very base, castaneous, 30 - 85 cm. Fronds. slightly funnel-shaped, divided into 2 fan-shaped fronds, each half deeply divided into 4 to 5 unequal lobes, lobes shallowly divided one or more times, with 8 - 10 ultimate lobes in each half of lamina, abaxially glabrous and pale; base with broad wings; venation reticulate, visible on both surfaces, prominent abaxially. Lobes. margins serrate, apices acute, 4.5 - 12.0 x 10.5 - 17.0 cm, reticulated venation network. Spores. spreading, monolete, 18.5 - 19.0 x 37.5 - 39.0 μm, glabrous.	en	Wei, Zuo-Ying, Gu, Yu-Feng, Xia, Zeng-Qiang, Chen, Li-Jun, Wang, Ting, Zhang, Shou-Zhou, Zhao, Guo-Hua, Chen, Jian-Bing, Cao, Jian-Guo, Yan, Yue-Hong (2021): Dipteris shenzhenensis, a new endangered species of Dipteridaceae from Shenzhen, southern China. PhytoKeys 186: 111-120, DOI: http://dx.doi.org/10.3897/phytokeys.186.73739, URL: http://dx.doi.org/10.3897/phytokeys.186.73739
6B002A231C5A5A46A0721C65B55DD2F6.taxon	distribution	Distribution and habitat. So far only known from Shenzhen City, Guangdong Province, southern China. It is distributed in Mt. Qiniangshan, growing on rocks at elevation of 70 - 200 m in evergreen broad-leaf forest.	en	Wei, Zuo-Ying, Gu, Yu-Feng, Xia, Zeng-Qiang, Chen, Li-Jun, Wang, Ting, Zhang, Shou-Zhou, Zhao, Guo-Hua, Chen, Jian-Bing, Cao, Jian-Guo, Yan, Yue-Hong (2021): Dipteris shenzhenensis, a new endangered species of Dipteridaceae from Shenzhen, southern China. PhytoKeys 186: 111-120, DOI: http://dx.doi.org/10.3897/phytokeys.186.73739, URL: http://dx.doi.org/10.3897/phytokeys.186.73739
6B002A231C5A5A46A0721C65B55DD2F6.taxon	etymology	Etymology. Dipteris shenzhenensis was discovered in the City of Shenzhen located in Guangdong Province, southern China. The specific epithet, therefore, is from this city name.	en	Wei, Zuo-Ying, Gu, Yu-Feng, Xia, Zeng-Qiang, Chen, Li-Jun, Wang, Ting, Zhang, Shou-Zhou, Zhao, Guo-Hua, Chen, Jian-Bing, Cao, Jian-Guo, Yan, Yue-Hong (2021): Dipteris shenzhenensis, a new endangered species of Dipteridaceae from Shenzhen, southern China. PhytoKeys 186: 111-120, DOI: http://dx.doi.org/10.3897/phytokeys.186.73739, URL: http://dx.doi.org/10.3897/phytokeys.186.73739
6B002A231C5A5A46A0721C65B55DD2F6.taxon	materials_examined	Additional specimens examined. China. Guangdong Province, Shenzhen City, Mt. Qiniangshan, elev. ca. 90 m, 16 August 2020, Y. H. Yan et al. YYH 15637 (NOCC!); loc. cit., elev. ca. 200 m, 27 December 2003, Y. H. Yan 1937 (HUST!); loc. cit., elev. ca. 150 m, 8 November 2002, Y. H. Yan 885 (HUST!); loc. cit., 17 August 2002, S. Z. Zhang et al. 011036 - A 1 (SZG, photo!); loc. cit., elev. ca. 75.38 m, 18 November 2015, L. Jiang & Y. P. Chen JL 00328 (KUN, photo!); loc. cit., elev. ca. 70 m, 22 February 2003, S. Z. Zhang et al. 012037 - A (SZG, photo!); loc. cit., elev. ca. 70 m, 22 February 2003, S. Z. Zhang et al. 012037 - B (SZG, photo!); loc. cit., 31 March 2000, F. W. Xing & Y. X. Zhang 12374 (IBSC, photo!). s. coll. 0685742 (IBSC, photo!)	en	Wei, Zuo-Ying, Gu, Yu-Feng, Xia, Zeng-Qiang, Chen, Li-Jun, Wang, Ting, Zhang, Shou-Zhou, Zhao, Guo-Hua, Chen, Jian-Bing, Cao, Jian-Guo, Yan, Yue-Hong (2021): Dipteris shenzhenensis, a new endangered species of Dipteridaceae from Shenzhen, southern China. PhytoKeys 186: 111-120, DOI: http://dx.doi.org/10.3897/phytokeys.186.73739, URL: http://dx.doi.org/10.3897/phytokeys.186.73739
