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Example(s): Example sentences from FNA :  spine of outer and middle phyllaries straw-colored, (0 .3– )1–2.5 cm, patent, sulcate, with 1 or 2 pairs of small accessory spines at base, apex pungent;  mericarps smooth, with a basal callus, with 0.2–0.7 mm ± patent nonglandular trichomes and apically usually with 0.5–0.9 mm patent glandular trichomes;
- Categorical Glossary for the Flora of North America Project, by Robert W. Kiger and Duncan M. Porter. 2001. Hunt Institute for Botanical Documentation.