Garis bamboo (Bambusa heterostachya)

Garis bamboo or Gigantochloa heterostachya or Gigantochloa latispiculata or Bambusa atispiculata (Bambusa heterostachya) is a species of plant in Poaceae, bamboo shoots are slender and triangular in shape, green midrib with yellow stripes covered with black hairs, striped midrib ears and erect midrib leaves.

B. heterostachya has erect reeds, 18-23 meters high, 6-10 cm in diameter, 6-9 mm thick walls, 37-42 cm long segments, plain segments, young reeds are bright green and covered with white wax, old reeds dark green and yellow stripes.

The reed sheath does not fall off easily, the adaxial surface is glabrous, light brown and covered with brown or black hairs on the abaxial surface, 10-14 cm long and 11-15 cm wide. The ears of the reed midrib are rounded, slightly sticking out, 7-8 mm high and the kejur feathers have a length of 8-9 mm.

Serrated ligula with a length of 2-3 mm, hairs 4-6 mm long, reed midrib leaves erect, triangular with a narrow base, 5-6 cm long, 4-4.5 cm wide.

Branching consists of 3-10 points on each internode with one lateral branch larger than the other, the branch grows 1-1.5 meters from the ground.

The leaves are 32-37 cm long. 3.9-4.2 cm wide, upper surface smooth, lower surface glabrous, stalk bright green. Ears rounded, 1-2 mm high and 2-3 mm thick fur. Ligula serrated, 1 mm long with cheese feathers 2-3 mm.

Kingdom: Plantae
Phylum: Tracheophyta
Subphylum: Angiospermae
Class: Liliopsida
Order: Poales
Family: Poaceae
Subfamily: Bambusoideae
Tribe: Bambuseae
Subtribe: Bambusinae
Genus: Bambusa
Species: Bambusa heterostachya

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