Results 101 to 110 of about 3,536 (210)

Cytology of the Scrophulariaceae and Orobanchaceae [PDF]

open access: yesNature, 1954
IN a previous communication1, the occurrence of prochromosomes and of size differentiation in the chromosomes of Rhinanthus minor Ehrh. were described. Further work has led to the conclusion that the small chromosomes are constant in occurrence and number in Rhinanthus minor Ehrh., and that the basic number for the genus Rhinanthus is probably x = 11 ...
openaire   +1 more source

Orobanche centaurina Bertol. the correct name for O. kochii F.W. Schultz (Orobanchaceae) [Orobanche centaurina Bertol., nombre correcto para O. kochii F.W. Schultz (Orobanchaceae)] [PDF]

open access: yesFlora Montiberica, 2019
After the studying the original material of Orobanche centaurina Bertol. (Orobanchaceae) deposited in BOLO, a forgotten species described from Massa (Central Italy) parasitizing Centaurea paniculata L., and compared it with the type of O.
Jiří ZÁZVORKA   +6 more
doaj  

The pollination ecology and mouthpart morphology of a pollen‐feeding fly Incurviseta cf. maculifrons (Diptera: Lauxaniidae) in the Australian Alpine

open access: yesPhysiological Entomology, Volume 51, Issue 2, Page 214-225, June 2026.
The Lauxaniid fly Incurviseta cf. maculifrons (Malloch, 1925) is a locally abundant but poorly understood flower visitor in the Australian Alpine. We describe the flower visitation, pollen transport, pollen diet and mouthpart morphology of I. cf. maculifrons using field observations, pollen analyses and scanning electron microscopy. I. cf.
Tomas Mitchell‐Storey   +3 more
wiley   +1 more source

Scrophulariaceae and Orobanchaceae

open access: yesBotanical Gazette, 1922
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
openaire   +2 more sources

Induced defence by a root hemiparasite increases host plant resistance against future infection

open access: yesPlant Biology, Volume 28, Issue 4, Page 1279-1288, June 2026.
Infection by root hemiparasites can increase mortality of parasites during future infection, indicating induced host defence mechanisms. Abstract European grassland plants are frequently attacked by root hemiparasites. However, little is known about host defence responses to parasitism.
S. C. Wanke, D. Matthies
wiley   +1 more source

Rate variation in parasitic plants: correlated and uncorrelated patterns among plastid genes of different function

open access: yesBMC Evolutionary Biology, 2005
Background The analysis of synonymous and nonsynonymous rates of DNA change can help in the choice among competing explanations for rate variation, such as differences in constraint, mutation rate, or the strength of genetic drift.
dePamphilis Claude W, Young Nelson D
doaj   +1 more source

De novo assembling a complete mitochondrial genome of Pedicularis rex (Orobanchaceae) using GetOrganelle toolkit

open access: yesMitochondrial DNA. Part B. Resources, 2020
We reported the first mitogenome of Pedicularis from P. rex (Orobanchaceae), which is endemic to SW China. The complete mitochondrial genome (mitogenome or chondriome) was a single circular chromosome that was 219,859 bp in length.
Xin Li   +3 more
doaj   +1 more source

Phelipanche ramosa (Orobanchaceae) in Louisiana

open access: yes, 2022
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
Kelley, J M, Hamsher, J
openaire   +1 more source

Allelopathic activity of some parasitic weeds [PDF]

open access: yesActa Agriculturae Serbica, 2017
Allelopathic activity of Cuscuta epithymum L. (CVCEY), Cuscuta campestris Yuncker (CVCCA), Phelipanche ramosa (L.) Pomel (ORARA), Phelipanche mutelii (Schultz) Reuter (ORARM) and Phelipanche spp.
Marinov-Serafimov Plamen   +4 more
doaj  

Taxonomic Study for the New Record Orobanche armena Tzvelev (Orobanchaceae) in Iraq

open access: yesZanco Journal of Pure and Applied Sciences, 2019
Orobanche armena Tzvelev is a new plant record within Orobanchaceae family in Iraq, from Qandil mountain (North-East of Erbil) within Rowanduz district (MRO). Identification and morphological study have been done, these illustrated by graphs.
Abdullah Shakur Sardar
doaj   +1 more source

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