梯田
发表于 2025-3-30 10:13:35
Abaca (Manila Hemp),round rhizomes which spread and bud. The aboveground part of the plant consists of a pseudostem formed from overlapping leaf bases; the true stem, which bears the inflorescence, arises from the centre of the pseudostem. The commercial fibre is the sclerenchyma of the leaf bases.
STENT
发表于 2025-3-30 13:46:18
ry rarely establishes the plant‘s identity; more often, it is necessary to recognize a unique combination of characteris tics. For plant identification, the most valuable characteristics are those least likely to be affected by changes in environment; if the feature is uncommon as well as stable, i
Matrimony
发表于 2025-3-30 20:20:28
Hemp, ., form the family Cannabaceae and that . is a monotypic genus; Index Kewensis lists only the species C. . L., an erect dioecious annual which grows rapidly through a comparatively short growing season. A detailed botanical description of the species is given by Steam (1970).