Results 41 to 50 of about 17,894 (179)

Taxonomic insights into Indian Rotala (Lythraceae) species with verticillate phyllotaxy

open access: yesNordic Journal of Botany, EarlyView.
In an effort to resolve taxonomic complexities among Indian Rotala species with verticillate phyllotaxy, this study provides an identification key, revised nomenclature, updated morphological descriptions including SEM studies of seed coat surfaces, detailed photoplates, and notes on phenology, ecology, and distribution.
Arikrishnan Parthiban   +2 more
wiley   +1 more source

Curtis\u27s botanical magazine. [PDF]

open access: yes, 1910
v.136=ser.4:v.6 (1910) [no.8292 ...
Bentham-Moxon Trust.   +10 more
core   +3 more sources

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

Ophiorrhiza jomyi (Rubiaceae) sp. nov. from the Vagamon Hills, southern Western Ghats, India

open access: yesNordic Journal of Botany, EarlyView.
A new species of Ophiorrhiza (Rubiaceae)is identified and described from the Vagamon hills of Kerala, Western Ghats, India. The new species is similar to Ophiorrhiza eriantha Wight and Ophiorrhiza meenachilarensis Robi and Balan, but differs in having densely hirsute hairs on young stem, petiole and peduncle; patent hirsute hairs on, above and beneath ...
Ebin Padiyara Joy   +2 more
wiley   +1 more source

Curtis\u27s botanical magazine. [PDF]

open access: yes, 1894
v.121=ser.3:v.51 (1895) [no.7392 ...
Bentham-Moxon Trust.   +10 more
core   +2 more sources

Taxonomy and diversity of Marcgraviaceae, north of the São Francisco river, northeast Brazil

open access: yesNordic Journal of Botany, EarlyView.
This study provides a comprehensive assessment of Marcgraviaceae species diversity north of the São Francisco river in northeastern Brazil, analyzing species richness and distribution patterns across 384 000 km² of phytogeographic domains. Through field collections, herbarium studies (both physical and digital), and detailed morphological analyses, we ...
Thales Carvalho   +4 more
wiley   +1 more source

Arisaema siahaense sp. nov. (Araceae) from India

open access: yesNordic Journal of Botany, EarlyView.
A new species of Arisaema Mart. (Araceae) belonging to sect. Fimbriata is described and illustrated here from the Siaha District, Mizoram, India. This new species is characterized by an evergreen, dioecious herbaceous habit, up to 1.08 m high, having a subglobose tuber, with a solitary trifoliate leaf.
Rabishankar Sengupta   +1 more
wiley   +1 more source

On the botanical history and nomenclature of the New World genus Piscidia (Fabaceae)

open access: yesNordic Journal of Botany, EarlyView.
Piscidia L. (Fabaceae) is a New World genus with nine recognized taxa (seven species and two varieties). The previous nomenclatural revisions, made in 1910 and in 1969, are revisited here. The names Derris grandifolia Heyde & Lux ex Donn.Sm. and P. cubensis Urb. required step II lectotypifications, with an epitype for the latter name.
Camila Sánchez‐ Vega   +4 more
wiley   +1 more source

Local adaptation of two cryptic species, Lasthenia californica and Lasthenia gracilis, to distinct regions within a serpentine outcrop [PDF]

open access: yes, 2013
Intraspecific variation providing tolerance to specific edaphic conditions may contribute to population differentiation, speciation, and species coexistence.
Barry, Teri
core   +1 more source

Hybridization, polyploidy, and evolutionary transitions between monoecy and dioecy in Bryonia (Cucurbitaceae) [PDF]

open access: yes, 2008
Correns’s 1903 (Berichte der Deutschen Botanischen Gesellschaft 21: 133 – 147) crosses between a monoecious and a dioecious species of Bryonia revealed the simple Mendelian inheritance of dioecy and provided the first instance of an XY sex determination ...
Renner, Susanne S., Volz, Stefanie M.
core   +1 more source

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