Results 41 to 50 of about 8,416 (316)

Rubus kaznowskii (Rosaceae), a new bramble species from south-central Poland [PDF]

open access: yesPhytoKeys, 2021
Based on field research in south-central Poland, supplemented with a review of herbarium materials, we identified a stable bramble biotype with a range large enough (190 km distance between the outermost stands) to be described as a new regional agamic ...
Piotr Kosiński   +6 more
doaj   +3 more sources

A new species of spiny Solanum (Solanaceae) from Peru

open access: yesPhytoKeys, 2014
A new species of Solanum is described from Peru. Solanum junctum S. Stern & M. Nee, sp nov. is a member of the Torva clade of the spiny solanums (Leptostemonum clade). The narrow corolla lobes and recurved prickles of S.
Stephen Stern
doaj   +1 more source

A preliminary survey and taxonomy of wild roses (Rosa Spp.) occurring on the Maltese Islands [PDF]

open access: yes, 2017
Rosa spp. are neglected and understudied for the Maltese flora, where only three species have been reported. R. sempervirens L. is the only native rose established in at least 12 locations in Malta. R. gallica L. s. l. (including hybrids) and R. canina L.
Mifsud, Stephen
core   +1 more source

Snailfishes of the Careproctus rastrinus complex (Liparidae): redescriptions of seven species in the North Pacific Ocean region, with the description of a new species from the Beaufort Sea. [PDF]

open access: yes, 2015
Herein we review and recognize as valid all previously described species of the Careproctus rastrinus complex based on morphological evidence, provide diagnoses and descriptions of all species, describe a new species from the Beaufort Sea, and address ...
Kai, Yoshiaki   +2 more
core   +1 more source

The genus Acacia Miller in South Africa. I. Stipules and spines

open access: yesBothalia: African Biodiversity & Conservation, 1975
A large number of seedlings and young twigs of South African  Acacia species was sectioned and the vascularization of the nodes and internodes studied.
P. J. Robbertse
doaj   +1 more source

MORPHOLOGICAL FEATURES CONCERNING EPIDERMAL APPENDAGES ON SOME SPECIES OF THE SOLANUM GENUS [PDF]

open access: yesJournal of Plant Development, 2015
The importance of studying the features of the prickles and hairs within the Solanum genus is unanimously acknowledged. In the present work 12 taxa have been examined, thus revealing the presence, density and micro morphological features of the epidermal
Camelia IFRIM, Iuliana GAŢU
doaj  

A phylogeny of Setaria (Poaceae, Panicoideae, Paniceae) and related genera based on the chloroplast gene ndhF [PDF]

open access: yes, 2009
The genus Setaria is the largest genus in the so-called bristle clade, a monophyletic group of panicoid grasses distinguished by the presence of sterile branches, or bristles, in their inflorescences.
Aliscioni, Sandra Silvina   +4 more
core   +1 more source

Leaf anatomy of the South African Danthonieae (Poaceae). IX Asthenatherum glaucum

open access: yesBothalia: African Biodiversity & Conservation, 1984
The leaf blade anatomy of Asthenatherum glaucum (Nees) Nevski was studied. Detailed descriptions of the leaf section and abaxial epidermis are given and illustrated by means of photomicrographs. The leaf anatomy of all specimens is undoubtedly Kranz with
R. P. Ellis
doaj   +1 more source

Hibernation Patterns of the European Hedgehog, Erinaceus europaeus, at a Cornish Rescue Centre

open access: yesAnimals, 2020
The European hedgehog, Erinaceus europaeus, is frequently admitted to rescue centres in the UK. With many overwintering in captivity, there is cause to investigate hibernation patterns in order to inform and improve husbandry and monitoring protocols ...
Kathryn E. South   +2 more
doaj   +1 more source

THE FIRST RECORD OF RUBUS APRICUS IN HUNGARY – ON THE SOUTHERNMOST POINT OF THE DISTRIBUTION AREA [PDF]

open access: yes, 2015
Rubus apricus Wimmer, a species of Rubus ser. Hystrix, is reported from Hungary for the fi rst time. Th is Central European nemophilous bramble species was found at one locality in the Belső-Somogy region, SW Hungary; this record represents by far the ...
Király, Gergely
core   +1 more source

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