31. This species is a rhizomatous perennial herb with square stems growing 2 to 3 feet tall. 32. The rhizomatous roots extend outward, and eventually the center of the original clump can become bare. 33. These plants were formerly placed in the genus Moraea, but were reclassified because they are rhizomatous . 34. "Heuchera abramsii " is a rhizomatous perennial herb with small five-lobed leaves. 35. This is a rhizomatous perennial herb with hairy green leaves with bright cream-white colored marbling. 36. It is a low-growing plant with elongated rhizomatous roots that grow parallel to the ground. 37. This is a rhizomatous perennial herb producing a clump of stems up to about 60 centimeters tall. 38. "Muhlenbergia andina " is a rhizomatous perennial grass growing 25 to 85 centimeters tall. 39. Streambank wheatgrass is less coarse, less rhizomatous , and more tolerant to drought than western wheatgrass. 40. This species is a rhizomatous perennial grass with stems growing up to 1.3 meters tall.
