Results 211 to 220 of about 119,026 (335)

Studies on Typhonium (Araceae – Areae) of Thailand VI: Typhonium boonmaesp. nov. from central Thailand

open access: yesNordic Journal of Botany, EarlyView.
A species new to science, Typhonium boonmae K.Z.Hein, P.Saensouk and Saensouk, is described and illustrated from Saraburi and Lop Buri Provinces, central Thailand. A detailed description, color plates, comparisons with similar taxa, phenology, distribution, ecology, and a preliminary conservation status assessment are provided.
Piyaporn Saensouk   +4 more
wiley   +1 more source

Historical data reveal earlier flowering under environmental change

open access: yesNordic Journal of Botany, EarlyView.
Global temperatures have risen ~ 1.1°C since the 1800s and the mean annual air temperature in the Arctic has increased by nearly four times the global average. Temperature has a significant effect on fundamental life‐cycle events of flora and fauna. With temperatures increasing, Arctic plants are expected to shift their active periods accordingly, with
Elizabeth Stunz   +2 more
wiley   +1 more source

Life history stability under climate change: a wildflower at the northern edge of its range

open access: yesNordic Journal of Botany, EarlyView.
Stabilities of life history traits for a widespread native perennial wildflower, Rudbeckia laciniata L., are described for five populations near the northern edge of its range in North America. Theory proposes that such populations experience variable levels of stress as suitable abiotic conditions shift north or south from year to year, which ...
Robert J. Lamb, Patricia A. MacKay
wiley   +1 more source

ASL University

open access: yes
American Sign Language (ASL) University is an online curriculum resource for American Sign Language students, instructors, interpreters, and parents of deaf children.
Vicars, William G.
core  

A new old species of Tetracera (Dilleniaceae) from Espinhaço Range, Brazil

open access: yesNordic Journal of Botany, EarlyView.
Tetracera is the only genus within Dilleniaceae with a pantropical distribution. During efforts for a taxonomic revision of the neotropical species, we identified incongruences between application of names and their taxonomic identities, based on protologue and type specimen analysis. Here we describe a new species for the genus bearing a single carpel
Michelly D. F. Araújo   +3 more
wiley   +1 more source

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