Euchlaena mexicana

類蜀黍

naturalized

Euchlaena mexicana Schrad.

名彙資訊

特徵描述

典藏標本

數位照片

分布位置

相關資訊

Schrad. 1832. Index Seminum [Goettingen] 1832: 3. (Index Sem. (Gottingen))

Honda. 1930. Journal of the Faculty of Science, Imperial University of Tokyo. Section III, Botany 3: 417. (J. Fac. Sci. Univ. Tokyo, Sect. 3, Bot.)

herb

Tall annual, 2-3 m high or more, culm branching at basal nodes.
Blade to 8 cm wide.
Pistillate spike infolded in foliaceous spathes. Staminate spikelets arranged in a terminal panicle. Spikelets unisexual; staminate. spikelet in pairs, 2-flowered, on one side of thickened continuous rachis; glumes membranaceous, acute. Lemma and palea hyaline. Pistillate spikelets solitary, arranged on opposite sides, sunken in a cavity in hardened joint of an obliquely articulated rachis, indurate lower glume covering cavity. Upper glume membranaceous, lemma hyaline.