Results 71 to 80 of about 14,398 (281)

Tetrataenium paikadae (Apiaceae), a new species from the Western Ghats, India

open access: yesNordic Journal of Botany, EarlyView.
A new species, Tetrataenium paikadae C.Rekha, Manudev & Prasanth (Apiaceae), is described from the State of Kerala, India. The new species is characterised by its hirsute to hispid stems, broadly ovate or rounded leaflets, long petioles with hirsute leaf sheaths, tomentose rays, symmetric flowers, ovate‐lanceolate involucel bracteoles, and mericarp ...
Rekha Chappan   +3 more
wiley   +1 more source

Reinstatement and generic reassignment of Phyllanthus asteranthos Croizat (Phyllanthaceae) based on living plant observations and specimen analysis

open access: yesNordic Journal of Botany, EarlyView.
Phyllanthus asteranthos Croizat has been treated as a synonym of P. pulcher Wall. ex Müll. Arg. (syn. Nymphanthus glaucescens (Miq.) R.W.Bouman) since 1987. Through detailed morphological observations of living plants and critical examinations of type materials and additional specimens, this study revealed that the two taxa are morphologically very ...
Feng Yang   +2 more
wiley   +1 more source

Breynia phuongiana (Phyllanthaceae), a new species from the Central Highlands of Vietnam

open access: yesNordic Journal of Botany, EarlyView.
A new species, Breynia phuongiana (Phyllanthaceae subgen. Sauropus), is described and illustrated from the Central Highlands of Vietnam. It is morphologically similar to B. beillei, B. bonii, and B. thorelii, but differs in having oblong‐elliptic leaves, sepals marked with reddish striations, an androphore exceeding 1 mm in length, and distinctly ...
Van Canh Nguyen   +6 more
wiley   +1 more source

OsDGD2β is the Sole Digalactosyldiacylglycerol Synthase Gene Highly Expressed in Anther, and its Mutation Confers Male Sterility in Rice

open access: yesRice, 2019
Background Digalactosyldiacylglycerol (DGDG) is one of the major lipids found predominantly in the photosynthetic membrane of cyanobacteria, eukaryotic algae and higher plants.
Rasbin Basnet   +2 more
doaj   +1 more source

Abnormal anther locule during anther development of autotetraploid rice.

open access: yes, 2018
(A) Premeiotic interphase, (B-C) meiosis stage, (G) single microspore stage, (H) mature pollen, (B) double vascular bundle (VB). (D, E, F, I, J) abnormal anther locule of each stage. The red arrow indicates the abnormal anther locule. Bars = 50 μm.
Xiang Li (114679)   +5 more
core   +1 more source

Primula himalayana sp. nov., a new species from eastern Himalaya, India

open access: yesNordic Journal of Botany, EarlyView.
Primula himalayana sp. nov., a new species of Primulaceae, is described and illustrated from Tawang, Lutrem, 4238 m a.s.l., Arunachal Pradesh, India. It grows under Juniperus and Berberis scrub forest in an alpine meadow. The new species belong in Primula section Cordifoliae and is resembling P.
Bipankar Hajong   +2 more
wiley   +1 more source

Research progress on diversity of androecium development of Orchidaceae

open access: yesGuangxi Zhiwu, 2023
Orchidaceae is the most diverse family of angiosperms. The development of androecium varied greatly at the subfamily level, which has been a research focus of speciation and adatptive pollination biology.
Lu LI
doaj   +1 more source

Response of Anther Donor Genotypes (F1) from Indica x Indica Crosses to Rice Anther Culture

open access: yes, 2019
Anther culture is one of the in vitro techniques that can be used to accelerate the obtainment of purelines in the form of dihaploid (DH) plants resulted from androgenesis.
Putri, Nuha Hera; Department of Agronomy and Horticulture, Bogor Agricultural University, Jl. Meranti, Darmaga 16680, Bogor, West Java-Indonesia.   +2 more
core   +1 more source

Oreocharis konkakinhensis (Gesneriaceae) sp. nov. from the Central Highlands, Vietnam

open access: yesNordic Journal of Botany, EarlyView.
Oreocharis konkakinhensis, a new species of Gesneriaceae, is described and illustrated from the Central Highlands, Vietnam. The new species is morphologically most similar to Oreocharis phuongii, a recently described species from central Vietnam. However, it clearly differs from the latter by having stems without stolons, subulate bracts, yellow inner ...
Thi Thanh Dat Pham   +6 more
wiley   +1 more source

Barley TAPETAL DEVELOPMENT and FUNCTION1 (HvTDF1) gene reveals conserved and unique roles in controlling anther tapetum development in dicot and monocot plants

open access: yes, 2023
The anther tapetum helps control microspore release and essential components for pollen wall formation. TAPETAL DEVELOPMENT and FUNCTION1 (TDF1) is an essential R2R3 MYB tapetum transcription factor in Arabidopsis thaliana; however, little is known about
Miaoyuan Hua   +15 more
core   +1 more source

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