Announcements http://www.ecologicalevolution.org/resources /botany-3404-fall-2011-texas-tech/ Lab next week will be in the herbarium - 7th floor of this building. Meet in the regular lab room (202) and go upstairs together. Classification Recap Ranked vs. Rankless The species binomial is based upon the 'type specimen' system. A species is just a hypothesis, often based on purely morphological evidence. The purpose of classification is to reliably transmit information. Seed morphology Coconut embryo Soybean seed Stem morphology Node vs. Internode Stipule Spines? Bark? Pith?