Meistera Giseke 1792
Creators: name: Leong-Škorničková, Jana
name: Bình, Nguyén Qu ốc
name: Đăng, Tr ần H ữu
name: Záveská, Eliška
name: Quang, Bùi H ồng
name: Bình, Tr ần Đ ức
name: Ye, Xing-Er
name: Nguyen, Khang Sinh
name: Kuznetsov, Andrey N.
name: Kuznetsova, Svetlana P.
name: Nuraliev, Maxim S.
Publisher: name: Zenodo
Year: 2023
Subjects: Biodiversity
Taxonomy
Plantae
Tracheophyta
Liliopsida
Zingiberales
Zingiberaceae
Meistera

description: Key to Meistera species in Cambodia, Laos and Vietnam.
1. Flower open; labellum white and yellow, with some red markings; fruit smooth .............................................................................2
- Flower gullet-type or open; labellum white and yellow or yellow, with or without some red markings or tinge; fruit echinate......3
2. Fruit ellipsoid, shiny, lenticellate, glabrous....................................................................................................................... M. koenigii
- Fruit globose to sub-globose, matt, puberulent ................................................................................................................... M. tomrey
3(1). Labellum yellow or yellow red...........................................................................................................................................................4
- Labellum white and yellow, with or without some red or markings or tinge.....................................................................................7
4. Labellum plain yellow, or rarely with two thin red lines; anther with minute crest.............................................................. M. sudae
- Labellum with prominent red markings; anther with prominent crest ...............................................................................................5
5. Flower open; labellum prominently clawed ............................................................................................................... M. cristatissima
- Flower gullet-type; labellum not clawed............................................................................................................................................6
6. Leaf blade abaxially pubescent; ligule villous; calyx lemon-yellow ............................................................................. M. verrucosa
- Leaf blade abaxially glabrous; ligule glabrous with only ciliate margin; calyx pink to scarlet.................................... M. vespertilio
7(3). Peduncle at least 150 cm long ................................................................................................................................................ M. celsa
- Peduncle less than 40 cm long............................................................................................................................................................8
8. Leaf sheath prominently reticulate to muriform.................................................................................................................................9
- Leaf sheath smooth, striate to finely reticulate.................................................................................................................................10
9. Leaf blade abaxially pubescent; ligule brown, red or green, densely pubescent with brown hair; anther crest semi-circular to bluntly squared to oblong .............................................................................................................................................. M. muriformis
- Leaf blade abaxially glabrous; ligule bright to dark red, glabrous; anther crest trilobed................................................ M. chinensis
10(8). Infructescence including peduncle 25–35 cm long ..........................................................................................................................11
- Infructescence including peduncle not more than 20 cm long.........................................................................................................12
11. Inflorescence globose, with gelatinous mucilage; fruit with straight spines............................................................ M. elephantorum
- Inflorescence cylindrical, without gelatinous mucilage; fruit with curved or hooked spines ..................................... M. gagnepainii
12(10). Ligule glabrous; fruit green or red ...................................................................................................................................................13
- Ligule tomentose; fruit red ...............................................................................................................................................................14
13. Leaf blade abaxially with hairy primary veins, with caudate apex to 2 cm; fruit green ............................................ M. echinocarpa
- Leaf blade glabrous on both sides, with caudate apex to 4 cm; fruit red .......................................................................... M. caudata
14(12). Labellum bifid; fruit with branched spines ............................................................................................................. M. stephanocolea
- Labellum trilobed; fruit with simple spines..................................................................................................................... M. calcarata
description: Published as part of Leong-Škorničková, Jana, Bình, Nguyén Qu ốc, Đăng, Tr ần H ữu, Záveská, Eliška, Quang, Bùi H ồng, Bình, Tr ần Đ ức, Ye, Xing-Er, Nguyen, Khang Sinh, Kuznetsov, Andrey N., Kuznetsova, Svetlana P. & Nuraliev, Maxim S., 2023, A key to Meistera (Zingiberaceae: Alpinioideae) in Cambodia, Laos and Vietnam, with a description of a new species, M. muriformis, pp. 149-160 in Phytotaxa 618 (2) on page 154, DOI: 10.11646/phytotaxa.618.2.4, http://zenodo.org/record/8406679