Results 61 to 70 of about 26,902 (336)
Microsporogenesis in Monocotyledons [PDF]
Annals of Botany, 1999 This paper critically reviews the distribution of microsporogenesis types in relation to recent concepts in monocot systematics. Two basic types of microsporogenesis are generally recognized: successive and simultaneous, although intermediates occur.
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Four rural cemeteries in central western NSW: Islands of Australiana in a European sea? [PDF]
, 2013 Vascular plants present in groundstoreys of variously–managed areas in four cemeteries in central western NSW – two on the Central Western Slopes (Garra and Toogong) and two on the Central Tablelands (Lyndhurst and Carcoar) – were recorded over periods ...
Cole, Ian A. +3 more
core
Assessing the intensity of Late Quaternary humid phases in the Nefud Desert, northern Arabia
Journal of Quaternary Science, EarlyView.ABSTRACT The climate history of the major dryland zones of the world, such as the Saharo–Arabian Desert belt, plays a key role in the dispersal of early humans through these intermittently inhospitable regions. Here, we assess the relative intensity of Late Quaternary humid phases in northern Arabia through lithological, geochemical, palaeoecological ...
Richard Clark‐Wilson +9 more
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HoehneaThe present study consists of the floristics-taxonomic survey of Bromeliaceae and Orchidaceae on rocky outcrops located at an Atlantic Forest-Caatinga transition area in Paraíba State, northeast of Brazil, in order to provide data for the implementation ...
Thaynara de Sousa Silva +2 more
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Journal of Threatened Taxa, 2014 A total of 352 species of phenerogams comprising 251 dicotyledons, 97 monocotyledons and four species of gymnosperms belonging to 85 families collected from Nohra Forest Block of Churdhar Wildlife Sanctuary, District Sirmaur, Himachal Pradesh are ...
S.P. Subramani, K.S. Kapoor, G.S. Goraya
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Distribution of sex forms in the phanerogamic flora [PDF]
, 2007 In the plant kingdom, particularly in the phanerogamic flora, hermaphroditism is by far the most common, yet the number of other sex forms is not negligible.
Yampolsky, Cecil, Yampolsky, Helene
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Parakaempferia alba sp. nov. (Zingiberaceae), a new species from Arunachal Pradesh, India
Nordic Journal of Botany, EarlyView.Parakaempferia alba, a new species of Zingiberaceae from East Siang district of Arunachal Pradesh, India is herein described. A detailed taxonomic description, diagnosis, color photoplate, distribution map, notes on habitat and ecology, conservation status, and a table of comparisons with the closely related species Parakaempferai synantha Rao & Verma ...
Tatum Mibang +3 more
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Diversity of Cyperaceae in Brazil
RodriguésiaThe purpose of this catalogue was to combine the available data from publications, theses, databases, and herbarium specimens from around 120 Herbaria, and colections sampled in Brazilian vegetation during the last 15 years to produce the most complete ...
Marccus Alves +8 more
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Structural studies of a fucogalactoxyloglucan from pinus radiata primary cell walls : a thesis presented in partial fulfilment of the requirements for the degree of Master of Science in Biochemistry at Massey University [PDF]
, 1980 1. The changes in carbohydrate composition of elongating Pinus radiata primary cell walls were investigated. In the hemicellulose B extracts, a large increase in the percentage of non-starch, non-cellulosic, glucose was found to occur on cessation of ...
Little, John William Lester
core
Anatomy of epithemal hydathodes in four monocotyledon plants of economic and academic relevance [PDF]
, 2020 Alain Jauneau +3 more
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