taxonID	type	description	language	source
03DDAC67E717DB46FF0CFB92FC6DFF36.taxon	materials_examined	Type: — CHNIA. Yunnan: Jinghong City, Damenglong, Manjingkang, elev. 662 m, 5 September 2012, Yi Zeng 26 (holotype IBSC!).	en	Qin, Qiao-Mei, Tong, Yi-Hua, Zeng, Yi, Cai, Zhuo-Yu, Ni, Jing-Bo, Xia, Nian-He (2023): Two new species of Gigantochloa (Poaceae: Bambusoideae) from Yunnan, China. Phytotaxa 616 (1): 79-88, DOI: 10.11646/phytotaxa.616.1.6, URL: http://dx.doi.org/10.11646/phytotaxa.616.1.6
03DDAC67E717DB46FF0CFB92FC6DFF36.taxon	diagnosis	Diagnosis: — Gigantochloa brachystachya is similar to G. levis (Blanco 1837: 272) Merrill (1916: 61), but differs in the infranodal region with a ring of white (vs. brown) hairs, culm leaf blade erect (vs. reflexed), auricle smaller (ca. 1 cm × 1 mm vs. ca. 2 cm × 7 mm) and linear (vs. oblong), ligule 5 – 10 mm (vs. 3 – 6 mm) tall, leaf sheath glabrous (vs. white-hispid), ligule 3 – 5 mm (vs. ca. 1 mm) tall, and outer ligule ca. 2 – 2.5 mm (vs. ca. 0.5 mm) tall (Table 1).	en	Qin, Qiao-Mei, Tong, Yi-Hua, Zeng, Yi, Cai, Zhuo-Yu, Ni, Jing-Bo, Xia, Nian-He (2023): Two new species of Gigantochloa (Poaceae: Bambusoideae) from Yunnan, China. Phytotaxa 616 (1): 79-88, DOI: 10.11646/phytotaxa.616.1.6, URL: http://dx.doi.org/10.11646/phytotaxa.616.1.6
03DDAC67E717DB46FF0CFB92FC6DFF36.taxon	description	Description: — Rhizomes pachymorph. Culms erect, 12 – 15 m tall, 3 – 7 cm in diam., walls ca. 1 cm thick, lower nodes with a few verticillate aerial roots; internodes 32 – 42 cm long, terete, greyish-green, white pubescent; node slightly prominent, intranode ca. 1 cm tall, with a ring of pale brown hairs, infranodal region with a ring of white hairs. Branches 0.5 – 1.0 m long, developing from the 7 th – 14 th node above the ground, numerous, dominant branch inconspicuous. Culm leaf sheath deciduous, leathery, densely black setose abaxially, 1 / 2 as long as internodes; blades erect, lanceolate, 1 / 4 as long as culm leaf sheaths; auricles linear, ca. 1 cm wide and ca. 1 mm tall, margin with oral setae; ligule 5 – 10 mm tall, dentate. Foliage leaves 8 – 11 per ultimate branch; sheath glabrous, margin ciliate; auricles absent; ligule 3 – 5 mm tall, dentate; outer ligule 2.0 – 2.5 mm tall; petiole 3 – 5 mm long; blades lanceolate, 33 – 41 × 3.0 – 4.2 cm, glabrous, secondary veins 10 – 12 pairs. Inflorescence iterauctant; pseudospikelets densely clustered at nodes of flowering branches, 9 – 11 mm long, 2.9 – 3.4 mm wide, with (1 –) 2 or 3 glumes, 3 perfect florets and a terminal sterile floret consisting of only an empty lemma ca. 8 mm long; rachilla very short; lemma 7.5 – 11.0 mm long, abaxially glabrous, with a short terminal mucro and short-hairy fringes; palea 6.5 – 8.0 mm long, 0.8 – 2.0 mm wide, keels 2, keels and margins ciliate, 3 or 4 veins between keels, and 1 or 2 outside each keel; lodicules absent or rarely 1; stamens 6, filaments united into a tube, translucent; anthers yellow, 5 – 6 mm long, with an apical hairy mucro ca. 0.3 mm long; ovary subcylindrical with a slightly expanded, thickened and hairy apex, ca. 1.4 mm long; style terminating in a single hairy stigma, 1.0 – 1.2 cm long. Caryopsis ca. 1 cm long.	en	Qin, Qiao-Mei, Tong, Yi-Hua, Zeng, Yi, Cai, Zhuo-Yu, Ni, Jing-Bo, Xia, Nian-He (2023): Two new species of Gigantochloa (Poaceae: Bambusoideae) from Yunnan, China. Phytotaxa 616 (1): 79-88, DOI: 10.11646/phytotaxa.616.1.6, URL: http://dx.doi.org/10.11646/phytotaxa.616.1.6
03DDAC67E717DB46FF0CFB92FC6DFF36.taxon	distribution	Distribution and Habitat: — Gigantochloa brachystachya is endemic to Yunnan, China. It was cultivated near villages at an elevation of about 600 m. Phenology: New shoots August to September, flowering September.	en	Qin, Qiao-Mei, Tong, Yi-Hua, Zeng, Yi, Cai, Zhuo-Yu, Ni, Jing-Bo, Xia, Nian-He (2023): Two new species of Gigantochloa (Poaceae: Bambusoideae) from Yunnan, China. Phytotaxa 616 (1): 79-88, DOI: 10.11646/phytotaxa.616.1.6, URL: http://dx.doi.org/10.11646/phytotaxa.616.1.6
03DDAC67E717DB46FF0CFB92FC6DFF36.taxon	etymology	Etymology: — The specific epithet is derived from its short and small spikelets. Additional specimens examined (paratypes): — CHINA. Yunnan: Mengla, Xishuangbanna Tropical Botanical Garden, 21 ° 55 ’ N, 101 ° 15 ’ E, elev. 548 m, 31 August 2012, Yi Zeng 18 (IBSC); Yi Zeng 17 (IBSC, only the culm leaf sheath); ibid., elev. 540 – 550 m, 19 October 2016, Qiao-Mei Qin 140, 141, 142 (IBSC). Chinese vernacular names: — ḂDzfflfi (pinyin: duǎn suì jù zhú).	en	Qin, Qiao-Mei, Tong, Yi-Hua, Zeng, Yi, Cai, Zhuo-Yu, Ni, Jing-Bo, Xia, Nian-He (2023): Two new species of Gigantochloa (Poaceae: Bambusoideae) from Yunnan, China. Phytotaxa 616 (1): 79-88, DOI: 10.11646/phytotaxa.616.1.6, URL: http://dx.doi.org/10.11646/phytotaxa.616.1.6
03DDAC67E712DB46FF0CFD88FC48FA1A.taxon	materials_examined	Type: — CHINA. Yunnan, Mengla County, Menglun, cultivated in Xishuangbanna Tropical Botanical Garden, introduced from Man’e Village, 8 August 2017, Qiao-Mei Qin, Juan Chen & Su Li QQM- 319 (holotype IBSC!).	en	Qin, Qiao-Mei, Tong, Yi-Hua, Zeng, Yi, Cai, Zhuo-Yu, Ni, Jing-Bo, Xia, Nian-He (2023): Two new species of Gigantochloa (Poaceae: Bambusoideae) from Yunnan, China. Phytotaxa 616 (1): 79-88, DOI: 10.11646/phytotaxa.616.1.6, URL: http://dx.doi.org/10.11646/phytotaxa.616.1.6
03DDAC67E712DB46FF0CFD88FC48FA1A.taxon	diagnosis	Diagnosis: — Gigantochloa maneensis is similar to G. callosa, but differs in the intranodes with a ring of white hairs (vs. glabrous), infranodal regions with a ring of white (vs. brown) hairs, culm leaf sheath without stripe (vs. with yellow stripes initially) and densely black- (vs. brown- and gray-) hispid abaxially, erect (vs. reflexed) culm sheath blades, oblong (vs. rhombic) culm sheath auricles, 6 – 7 mm (vs. ca. 10 mm) wide, and sparsely brown-hispid (vs. white-pubescent) foliage leaf sheaths (Table 1).	en	Qin, Qiao-Mei, Tong, Yi-Hua, Zeng, Yi, Cai, Zhuo-Yu, Ni, Jing-Bo, Xia, Nian-He (2023): Two new species of Gigantochloa (Poaceae: Bambusoideae) from Yunnan, China. Phytotaxa 616 (1): 79-88, DOI: 10.11646/phytotaxa.616.1.6, URL: http://dx.doi.org/10.11646/phytotaxa.616.1.6
03DDAC67E712DB46FF0CFD88FC48FA1A.taxon	description	Description: — Rhizomes pachymorph. Culms erect, ca. 10 m tall, 5 – 7 cm in diam., walls ca. 2.5 cm thick, lower nodes with a few verticillate aerial roots; internodes 20 – 30 cm long, terete, greyish-green with yellow stripes, white-pubescent; nodes slightly prominent, intranode ca. 1 cm tall, with a ring of white hairs, infranodal region with a ring of white hairs. Branches 0.5 – 1.5 m long, developing from the 5 th – 8 th node above the ground, numerous, dominant branches inconspicuous. Culm leaf sheath deciduous, leathery, nearly as long as internodes, densely brown-hispid abaxial surface with deciduous trichomes; blade erect, lanceolate, 1 / 3 – 1 / 2 as long as culm leaf sheath; auricles oblong, 6 – 7 mm wide and ca. 3 mm tall; ligule 2 – 3 mm tall, dentate. Foliage leaves 7 – 9 per ultimate branch; sheath sparsely brown-hispid, with deciduous trichomes; auricles absent; ligule ca. 2 mm tall; outer ligules ca. 2 mm high; petiole ca. 2 mm long; blades 13 – 30 cm × 1.5 – 3.0 cm, lanceolate, apex acuminate, glabrous, longitudinal veins 6 – 8 pairs. Pseudospikelets densely clustered at nodes of flowering branches, 8.5 – 11.0 mm long, with 3 – 4 glumes, 2 perfect florets and a terminal sterile floret consisting of only an empty; rachilla very short; lemma 7 – 8 mm long, apex mucronate, margins ciliate; palea 6.0 – 7.5 mm long and ca. 1 mm wide, apex bifid, 2 - keeled, keels and margins ciliate, 2 veins between keels, 1 vein on each side; stamens 6, filaments united into a tube, translucent; anthers yellow, 4 – 5 mm long, with an apical hairy mucro ca. 0.5 mm long; ovary subcylindrical with a slightly expanded, thickened and hairy apex, ca. 0.7 mm long; style terminating in a single hairy stigma, 7 – 8 mm long. Caryopsis ca. 6 mm long.	en	Qin, Qiao-Mei, Tong, Yi-Hua, Zeng, Yi, Cai, Zhuo-Yu, Ni, Jing-Bo, Xia, Nian-He (2023): Two new species of Gigantochloa (Poaceae: Bambusoideae) from Yunnan, China. Phytotaxa 616 (1): 79-88, DOI: 10.11646/phytotaxa.616.1.6, URL: http://dx.doi.org/10.11646/phytotaxa.616.1.6
03DDAC67E712DB46FF0CFD88FC48FA1A.taxon	distribution	Distribution and Habitat: — This species is cultivated in Man’e Village, Menglun Town, Mengla County, Yunnan Province, and then introduced to Xishuangbanna Tropical Botanical Garden. Wild population has not been found so far. Phenology: — New shoots October to November, flowering August to September.	en	Qin, Qiao-Mei, Tong, Yi-Hua, Zeng, Yi, Cai, Zhuo-Yu, Ni, Jing-Bo, Xia, Nian-He (2023): Two new species of Gigantochloa (Poaceae: Bambusoideae) from Yunnan, China. Phytotaxa 616 (1): 79-88, DOI: 10.11646/phytotaxa.616.1.6, URL: http://dx.doi.org/10.11646/phytotaxa.616.1.6
03DDAC67E712DB46FF0CFD88FC48FA1A.taxon	etymology	Etymology: — The specific epithet is derived from the type locality, Man’e Village. Additional specimens examined (paratypes): — CHINA. Yunnan: Mengla, Xishuangbanna Tropical Botanical Garden, 21 ° 41 ’ N, 101 ° 26 ’ E, elev. 570 m, 18 November, 2010, Ping-Yuan Wang C 130036 (HITBC); ibid., 12 October 2011, Ping-Yuan Wang C 130092 (HITBC). Chinese vernacular names: — AENJfflfi (pinyin: màn é jù zhú).	en	Qin, Qiao-Mei, Tong, Yi-Hua, Zeng, Yi, Cai, Zhuo-Yu, Ni, Jing-Bo, Xia, Nian-He (2023): Two new species of Gigantochloa (Poaceae: Bambusoideae) from Yunnan, China. Phytotaxa 616 (1): 79-88, DOI: 10.11646/phytotaxa.616.1.6, URL: http://dx.doi.org/10.11646/phytotaxa.616.1.6
