Results 101 to 110 of about 21,897 (297)

A nonet of novel species of Monanthotaxis (Annonaceae) from around Africa [PDF]

open access: yes, 2016
As part of an ongoing revision of the genus Monanthotaxis Baill. (Annonaceae), nine new species are described and one variety is reinstated to species rank. Two new species from West Africa (Monanthotaxis aquila P.H. Hoekstra, sp. nov.
Chatrou, Lars   +2 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

Calyx and epicalyx morphology in Indian Hibiscus (Malvaceae) and its taxonomic importance

open access: yesNordic Journal of Botany, EarlyView.
Hibisceae is one of the largest tribes in Malvaceae, having a diverse floral morphology. The genus Hibiscus shows a wide range of evolutionary patterns in calyx and epicalyx morphology. Genera like Abelmoschus, Azanza, Gossypium, Hibiscus,and Thespesia are separated on the basis of calyx and epicalyx morphology, meaning that the calyx and epicalyx have
Jagdish Vishnu Dalavi   +1 more
wiley   +1 more source

The Influence of 1-Triacontanol on the Growth, Flowering, and Quality of Potted Bougainvillea Plants (Bougainvillea glabra var. “Elizabeth Angus”) under Natural Conditions

open access: yesThe Scientific World Journal, 2013
Selected physiological and biochemical parameters were monitored at the vegetative and reproductive growth stages in potted Bougainvillea plants treated with five different concentrations of TRIA.
Mohammad Moneruzzaman Khandaker   +4 more
doaj   +1 more source

LEUNIG regulates AGAMOUS expression in Arabidopsis flowers [PDF]

open access: yes, 1995
LEUNIG was identified in a genetic screen designed to isolate second-site enhancer mutations of the floral homeotic mutant apetala2-1. leunig mutations not only enhance apetala2, but by themselves cause a similar but less-pronounced homeotic ...
Liu, Zhongchi, Meyerowitz, Elliot M.
core  

Rediscovery of Strobilanthes panichanga and discovery of Strobilanthes parryorum (Acanthaceae): two endangered species from the hills of Dima Hasao, Assam, India

open access: yesNordic Journal of Botany, EarlyView.
We report on two species of Strobilanthes Blume. Strobilanthes panichanga (Nees) T.Anderson has been rediscovered in the Dima Hasao district of Assam, India, after a very long gap of 150 years, and Strobilanthes parryorum C.E.C.Fisch has been discovered for the first time in Assam, India.
Kapil Kumar Kemprai, Souravjyoti Borah
wiley   +1 more source

Adaptability of safflower (Carthamus tinctorius L.) genotypes to some New Zealand environments : a thesis presented in partial fulfilment of the requirements for the degree of Master of Philosophy in Plant Science at Massey University [PDF]

open access: yes, 1981
Seven safflower (Carthamus tinctorius L.) genotypes were grown at three sites (Massey, Aorangi and Flockhouse) in the Manawatu area in years 1978 and 1979. Three additional genotypes from the world germplasm collection were included in the study in 1979.
De Silva, Handunnethi Nihal
core  

Pararaucaria delfueyoi sp. nov. from the late jurassic canadon calcareo formation, chubut, Argentina: Insights into the evolution of the cheirolepidiaceae [PDF]

open access: yes, 2013
The discovery of 16 cylindrical conifer seed cones at the Estancia Vilan locality in the Late Jurassic Canadon Calcreo Formation of Chubut Province, Patagonia, Argentina, provides anatomically preserved specimens, allowing for the description of a second
Cuneo, Nestor Ruben   +3 more
core   +2 more sources

Cryptic Bracts Exposed [PDF]

open access: yesDevelopmental Cell, 2004
Baum, David A, Day, Christopher D
openaire   +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

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