Figure - PMC

Skip to main content

An official website of the United States government

Here's how you know

Here's how you know

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

View full-text article in PMC

. 2009 Jun 2;9:27. doi: 10.1673/031.009.2701

Search in PMC
Search in PubMed
View in NLM Catalog
Add to search

© 2009

This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

PMC Copyright notice

Figure 1. — Piper immutatum: (a) Piper immutatum habit. (b) Longitudinal section through a stem showing pearl body production on the walls of the stem cavity (arrows). Note the presence of several castes and several generations of ant residents are also present. (c) Photo of stem showing the formation of the entrance hole (arrow) below the petiole. Compare Figs. 1 c–e with 1 b for scale, (d) Longitudinal section through the apical portion of a stem showing the developing stem cavities (arrowhead), and the entrance hole (arrow). (e) Longitudinal section through a node. The arrow indicates the hole through the node that connects the internodal chambers. (f) Cross section through a stem with a fully developed stem cavity. (g) Close-up of the cavity wall showing living cells (transparent), and cell wall remains of lysed cells (red).