Rasmussen, David A.; Kramer, Elena M.; Zimmer, Elizabeth Anne(2009)
Petaloid organs are a major component of the floral diversity observed across nearly all major clades of angiosperms. The variable morphology and development of these organs has led to the hypothesis that they are not ...
Paradrymonia badia sp. nov. is described from cultivated material originally collected in the Guianas. The new species has the same habit and grows in similar habitat as P. campostyla , but differs mainly from P. campostyla ...
Specialization of insect herbivores to one or a few host plants stimulated the development of two hypotheses on how natural selection should shape oviposition preferences: The "mother knows best" principle suggests that ...
Clark, John R.; Wagner, Warren L.; Roalson, Eric H.(2009)
The genus <I>Cyrtandra</I> is the largest in the <I>Gesneriaceae</I> family and is one of the most widely dispersed plant genera in southeast Asia and the Pacific. Species of <I>Cyrtandra</I> are morphologically diverse ...
Sylvester, Steven P.; Soreng, Robert J.; Bravo-Pedraza, William; Cuta-Alarcon, Lia; Giraldo-Cañas, Diego; Aguilar-Cano, Jose; Peterson, Paul M.(2019)
Calamagrostis (syn. Deyeuxia), as traditionally circumscribed, is one of the most speciose genera from páramo grasslands of northwest South America and southern Central America and often dominates these high-elevation ...