Tuesday, May 7, 2024

[Botany • 2017] Phyllagathis millelunata, P. phyllioides, P. violinifolia, P. wallacei, etc. (Melastomataceae: Sonerileae) • Ten New Species from Sarawak, Borneo


Phyllagathis rivularisP. wallaceiP. millelunata
P. rubrosetosaP. uluP. violinifolia
P. yodaeP. phyllioides
 
P. bicolorP. lii 

in Lin, Chen & Yang, 2018.

Abstract  
Ten undescribed species of Phyllagathis from southwestern Sarawak, named P. bicolorP. lii, P. millelunata, P. phyllioides, P. rivularis, P. rubrosetosa, P. ulu, P. violinifolia, P. wallacei and P. yodae are reported in this study. We describe and illustrate the ten new species after a careful study of the literature, herbarium specimens and living plants.

Keywords: Sonerileae, Melastomataceae, Sarawak, Borneo, Eudicots



Phyllagathis bicolor C.W. Lin, C.F. Chen & T.Y.A. Yang, sp. nov. 
Etymology: Bicolor” refers to the color of the leaves, with dark maroon background surrounded by an emerald green periphery

 Phyllagathis lii C.W. Lin, C.F. Chen & T.Y.A. Yang, sp. nov. 
Etymology: The specific epithet is named in honor of Mr. Weng-Feng Li, who grows this Phyllagathis and provided the specimens for our studies.

 Phyllagathis millelunata C.W. Lin, C.F. Chen & T.Y.A. Yang, sp. nov.
 Etymology: Latin, mille = thousand, luna = moon, referring to the vesiculate translucent (and scintillating in the sunshine) trichomes on both leaf surfaces, resembling numberless moons. 

Phyllagathis phyllioides C.W. Lin, C.F. Chen & T.Y.A. Yang, sp. nov.
Etymology: The specific epithet refers to the resemblance of this new species panduriform leaves to the leaf insect genus “Phyllium”.

 Phyllagathis rivularis C.W. Lin, C.F. Chen & T.Y.A. Yang, sp. nov. 
Etymology: rivularis means “river”, and the epithet refers to the fact that the new species grows along stream banks.


Phyllagathis rubrosetosa C.W. Lin, C.F. Chen & T.Y.A. Yang, sp. nov. 
Etymology:Rubrosetosa” refers to the red hairs on the leaf.

 Phyllagathis ulu C.W. Lin, C.F. Chen & T.Y.A. Yang. sp. nov. 
Etymology: Malay, ulu= upriver; referring to the new species being discovered in upstream Batang Ai.

  Phyllagathis violinifolia C.W. Lin, C.F. Chen & T.Y.A. Yang, sp. nov.
Etymology: The epithet refers to the panduriform-obovate leaves.

 Phyllagathis wallacei C.W. Lin, C.F. Chen & T.Y.A. Yang. sp. nov. 
Etymology: Named in honour of Alfred Russel Wallace, the noted naturalist who explored Simunjan in the19th century, and discovered many wild animals and plants.

 Phyllagathis yodae C.W. Lin, C.F. Chen & T.Y.A. Yang, sp. nov. 
Etymology: The specific epithet was chosen after “Yoda”, a character in Star Wars movies, who has a furry, wrinkled and greenish appearance. This new species is characterized by the hairy, rugose and greenish leaves that resembles Yoda, therefore we choose this special character as the epithet.



Che-Wei Lin, Chien-Fan Chen and T.Y. Aleck Yang. 2017. Ten New Species of Phyllagathis (Trib. Sonerileae, Melastomataceae ) from Sarawak, Borneo.  Phytotaxa. 302(3); 201–228. DOI:  10.11646/phytotaxa.302.3.1

Phyllagathis bicolorP. lii, P. millelunata, P. phyllioides P. rivularis, 
P. rubrosetosa
, P. ulu, P. violinifolia
P. wallacei P. yodae 
  C.W. Lin, C.F. Chen & T.Y.A. Yang