Paleo Week
Paleo Week: Research Biases Affect the Bryophyte Fossil Record
Country level economic development and the number of grant-funded bryophyte researchers are major factors affecting fossil discovery
Paleo Week
Paleo Week: Shining a Light on Nightshade Evolution
Solanaceae species diversification began in the Late Cretaceous -- when dinosaurs ruled the Earth
annals-of-botany
Paleo Week: Northern Canada was Once a Subtropical Paradise
Fossils of Eocene palm trees near the Arctic Circle reveal a heated past
Paleo Week
Paleo Week: Getting to the Root of Roots
Fossils anchor root evolution to the tree of life
The Week in Botany
The Week in Botany July 13, 2026
This week: We introduce Paleo Week and recap how a plant long thought to be extinct was recently rediscovered in the wild
annals-of-botany
Paleo Week: Ancient Secrets of the Fibonacci Spiral
Longer cones and a clockwise spiral lead to tighter seed packing in a Jurassic conifer
Plant of the Week
Equisetum arvense
The common horsetail is one of the surviving representatives of a group of plants that once dominated the forests of the past.
Puzzles
Plant Hunt
⚽ From the Pacific to North America
Science Shared
Science Shared: July 11
This week: computerised evolution, leaf scorching, lichen symbiosis and more.
Puzzles
Sudoku Garden
🫐 The Muffin Man gets new options
Ecosystems
After 400 Years, Scientists May Know Only a Third of Europe’s Seed-Dispersal Network
New research shows that the biggest gaps in seed-dispersal science may not be where researchers think they are.
Close Encounters
The Cross-Cultural Partnership That Rediscovered Guatemala’s Lost Passionflower
Although long thought to be extinct, Passiflora clypeophylla still thrives in the karst forests of Rubel Cruz in north-central Guatemala.