species, base, slightly, apex, leaves, broad, somewhat, slender, distinct, oblong, entire, acute, tip, lateral, minute, deep, margins, lip, prominent, beneath, ventral, middle, closely, flat, moderately, broadly, longitudinal, yellowish, smaller, twice, tips, densely, depressed, whorls, extending, teeth, area, narrowed, slight, angle, eye, suture, flattened, elongated, purple, conical, tubercles, hairy, angles