Euphorbia motuogensis

Li, Man-Ting, Lan, Xiao-Zhong, Zuo, You-Wei & Deng, Hong-Ping, 2021, Euphorbia motuogensis (Euphorbiaceae), a new species from Xizang, China, Phytotaxa 527 (2), pp. 107-116 : 112-113

publication ID

https://doi.org/ 10.11646/phytotaxa.527.2.3

persistent identifier

https://treatment.plazi.org/id/03CE87D5-D05F-FFC0-FF21-81059D9F69A3

treatment provided by

Plazi

scientific name

Euphorbia motuogensis
status

 

Key to the species of Euphorbbia motuogensis View in CoL , E. sikkimensis , E. stracheyi , E. wallichii and E. rapulum .

1a. Cyathia with 5 equal-sized glands and pileous stem ................................................................................................... E. motuogensis View in CoL

1b. Cyathia with 4 equal-sized glands and glabrous or puberulent stem .................................................................................................2

2a. Involucral leaves intensely colored, yellow or purplish.....................................................................................................................3

2b. Involucral leaves usually green, without conspicuous pigment .........................................................................................................4

3a. Stems usually in clusters; involucral leaves yellow, caruncle yellow ........................................................................... E. sikkimensis View in CoL

3b. Stems usually solitary; involucral leaves often flushed dark purplish abaxially, sometimes brownish yellow, caruncle yellow........ ........................................................................................................................................................................................... E. stracheyi View in CoL

4a. Root usually ± swollen, radishlike, seeds ovoid-terete ....................................................................................................... E.rapulum View in CoL

4b. Root terete, seeds angulate-terete...................................................................................................................................... E. wallichii View in CoL

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