sulcate

Stems and branches terete, sulcate or angular, glabrous or young shoot and inflorescence pubescent.

Branchlets sulcate, sparsely covered with early glabrescent long hairs.

Branchlets terete, longitudinally angular and sulcate, glandular-pubescent when young.

vitta numerous (ca. 20), scattered throughout the mesocarp. Seed face deeply sulcate.

Stems erect, rarely ascending to prostrate, branched, not hollow or sulcate.

Branchlets of current year conspicuously sulcate, dark reddish brown, glabrous.

Stem stout, hollow, finely sulcate, glabrous or pubescent.

fertile lemma irregularly granular, flanks sulcate, apex obtuse or shortly 3-toothed, awnless.

Stems longitudinally ridged and sulcate.

Stem erect, hollow, finely sulcate, glabrous.

Stem erect, hollow, sulcate, glabrous or strigose.

Rhizome short. Stems branched, sulcate.

Leaf blade adaxially sparsely pubescent when young; petiole sulcate.

branchlets sulcate or angular, glabrescent or glabrous.

Stems erect, sulcate, glabrous.

Branchlets of current year purplish brown, sulcate.

stigma triquetrous to conical, base sulcate, apex 3-dentate.

Stem stout, hollow, finely sulcate, with white hairs, especially above and at nodes.

Seed face deeply concave or sulcate.

Branchlets of current year sulcate, dark brown when dry.

Stems 1 or few from rhizome, erect, sulcate, branched above.

34 (33) Mid-culm internodes terete or rarely slightly sulcate above single branches.

Stems and branches green, 5- or 6-sulcate, slender, glabrous or sparsely hairy.

Branchlets grayish brown, sulcate and convex lenticellate, cylindric and dark gray by 2nd year.

Stems 20-35 cm tall, purple-red, 4-angled, 4-sulcate, branched, retrorse gray pubescent, leafless.

Fruit ca. 10 mm in diam. , pyrenees narrowly ellipsoidal, 9-10 mm, abaxially 1-sulcate; branchlets, peduncles, and pedicels glabrous.

fertile lemma finely reticulate with scattered short glassy hairs, flanks slightly sulcate, keel stiffly ciliate, apex acuminate;

young branchlets longitudinally ridged and sulcate, old ones longitudinally rugose, with semicircular leaf scars, lenticels absent;

Branchlets brown or gray-brown, slender, longitudinally ridged and sulcate, puberulent or glabrescent, lenticels absent;

Young branchlets castaneous when dry, terete or ridged, longitudinally sulcate, densely pubescent or glabrous;

Branchlets gray-brown, terete, longitudinally angular and sulcate, densely puberulent;

Branchlets gray-brown, terete, longitudinally angulate and sulcate, puberulent;

Young branchlets yellow-brown when dry, terete, longitudinally angular and sulcate, glabrous;

Branchlets gray-yellow, terete, longitudinally shallowly striate-sulcate, densely pubescent;

Current year's branchlets purple-black when dry, terete, glabrous, longitudinally angular and sulcate;

Current year's branchlets yellow-brown when dry, longitudinally angulate and sulcate, glabrous;

Current year's branchlets purple-black, longitudinally sulcate, glabrous;

Young branchlets black-brown, robust, angular, sulcate, glabrous;

Branchlets stout, longitudinally ridged and sulcate;

Young branchlets purple-black, shiny, rugose, angular, sulcate;

lower lemma similar to upper glume, back flat to slightly sulcate;

rachis shallowly sulcate adaxially, initially grayish white tomentose, with few remaining hairs when old;

current year's branchlets longitudinally ridged and sulcate;

leaflets with midvein never sulcate adaxially and margin flat to slightly recurved;

petiole cylindric, 1-5 cm, densely covered with short thick barbed hairs, adaxially sulcate;

main axis usually 3- or 4-angular, sometimes sulcate, or rarely cylindrical at base;

Branchlets slender, dark purple, finely sulcate, sparsely lenticellate by 2nd year;

Petiole black-brown when dry, ca. 1. 2 cm, abaxially rounded, transversely rugose, adaxially longitudinally sulcate, glabrous;

petiole 4-7 mm, pubescent, longitudinally shallowly sulcate adaxially, narrowly winged by decurrent leaf base on distal half;

Petiole 5-8 mm, glabrous, abaxially subrounded, transversely rugose, adaxially broadly sulcate;

Petiole 3-4 mm, adaxially longitudinally sulcate, distal end winged by decurrent leaf base;

Fruit red, globose, 3-5 mm in diam. , longitudinally sulcate;

Petiole 8-10 mm, abaxially raised and transversely rugose, adaxially narrowly sulcate, glabrous;

Petiole 6-9 mm, abaxially plicate-rugose, adaxially deeply sulcate, glabrous throughout;

Petiole 6-10 mm, transversely rugose, sulcate adaxially;

Petiole 6-10 mm, stout, yellow pubescent, sulcate adaxially;

petiole 4-7 mm, adaxially narrowly sulcate, glabrous;

petiole 1-3 cm, adaxially shallowly sulcate, both sides with few pairs of stipitate glands;

Petiole 1-1. 3 cm, stout, densely villous, rounded abaxially, narrowly sulcate adaxially;