the
Penumbra
Plant news and the thinking behind it.
Every week: three reports, a thinker, and a plant.
Columnea purpureovittata
fragmented black clay
Young example of a Anthurium PanaMama 1.0– dressleri RG x papilliaminum ‘RL’
black clay and warm light
Hardened off leaf on Carib Queen exhibiting all the best traits of the parent plants: Anthurium dressleri ‘Clone II’ and Anthurium rugulosum ‘Lago Agrio rd’.
Chlorospatha kolbii grown indoors in North Carolina
Anthurium species traded commercially as BVEP
Anthurium VIejo Enigma (Anthurium papillilaminum ‘FS’ x Anthurium crystallinum ex-Antioquia)
Anthurium ‘Black Magic’ sibling B (luxurians x dressleri).
Macleania smithiana is a Neotropical blueberry.
Anthurium regale growing indoors here in North Carolina.
Anthurium papillilaminum
Dark green, glossy, heart-shaped leaves with prominent veins, on a plant in low light.
Field work.
Securinine is a potent alkaloid from a shrub in the spurge family. A York team found the gene that makes it looks less like a plant gene than a microbial one — and that plants may be doing this far more often than anyone assumed.