Tovomita manauara (Clusiaceae): a new species revealed by fruit morphology and leaf anatomy

被引:0
作者
Nobre, Alexandra Monteiro [1 ]
Marinho, Lucas Cardoso [2 ]
Cabral, Fernanda Nunes [3 ]
Demarchi, Layon Oreste [1 ]
De Sousa, Juliana Hipolito [1 ,4 ]
机构
[1] Inst Nacl de Pesquisas da Amazonia, Programa Posgrad Ciencias Biol Bot, Av Andre Araujo 2936, BR-69067375 Manaus, Amazonas, Brazil
[2] Univ Fed Maranhao, Av Portugueses 1966, BR-65080805 Sao Luis, Maranhao, Brazil
[3] Inst Fed Minas Gerais, Av Prof Mario Werneck 2590, BR-30575180 Belo Horizonte, MG, Brazil
[4] Univ Fed Bahia, Inst Biol, Av Adhemar Barros S-N, BR-40170110 Salvador, BA, Brazil
关键词
Amazon; Guttiferae; leaf micromorphology; leaf venation; vegetative organs; FOREST;
D O I
10.11646/phytotaxa.536.3.7
中图分类号
Q94 [植物学];
学科分类号
071001 ;
摘要
Herein, we present Tovomita manauara A. Nobre & L. Marinho, a new species of Clusiaceae that is presumably endemic to the Amazonas state, in Brazil. The new species was initially identified as T. caloneura A.C. Sm., which is a morphologically similar and sympatric species. Although the species was based only on vegetative and fruit morphological characteristics, Tovomita manauara can be recognized by the large number of secondary veins (25-36 pairs vs. up to 26 pairs in T. caloneura) and 4-septate, turbinate to napiform fruits (vs. 5-septate and fusiform in T. caloneura). In addition to macromorphology, anatomical characters, such as the secretory canals larger, presence of collenchyma in the petiole, and the absence of druses in the midvein are also helpful for the identification of T. manauara.
引用
收藏
页码:270 / 278
页数:9
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