Bambusa wenchouensis (T.H.Wen) Keng f. ex Q.F.Zheng, Y.M.Lin

First published in Fl. Fujianica 6: 45 (1995)
This species is accepted
The native range of this species is China (Fujian, Zhejiang). It is a bamboo and grows primarily in the subtropical biome.

Descriptions

Morphology General Habit
Perennial; caespitose. Rhizomes short; pachymorph. Culms erect; 1600 cm long; 80-100 mm diam.; woody; without nodal roots. Culm-internodes terete; 37-50 cm long; distally pubescent. Culm-nodes flush with internodes; pubescent. Lateral branches dendroid. Culm-sheaths deciduous; 20-25 cm long; 1 times as long as wide; coriaceous; glaucous; pubescent; with appressed hairs; with black hairs; concave at apex; without auricles; ciliate on shoulders. Culm-sheath blade lanceolate; reflexed; pubescent. Leaves cauline; 7-12 per branch. Leaf-sheaths 4-4.5 cm long; glabrous on surface, or pubescent. Leaf-sheath oral hairs setose. Leaf-sheath auricles falcate. Ligule an eciliate membrane. Collar with external ligule. Leaf-blade base with a brief petiole-like connection to sheath; petiole 0.2 cm long; petiole glabrous. Leaf-blades lanceolate, or oblong; 9-16 cm long; 12-20 mm wide. Leaf-blade venation without cross veins. Leaf-blade surface puberulous; hairy abaxially. Leaf-blade apex acuminate.
Morphology Reproductive morphology Inflorescences
Synflorescence bractiferous; clustered at the nodes; in untidy tufts; with glumaceous subtending bracts; with axillary buds at base of spikelet; prophyllate below lateral spikelets.
Morphology Reproductive morphology Inflorescences Spikelets
Spikelets comprising 9-13 fertile florets; with diminished florets at the apex. Spikelets lanceolate; laterally compressed; 33 mm long; breaking up at maturity; disarticulating below each fertile floret. Rhachilla internodes definite; glabrous.
Fertile
Spikelets comprising 9-13 fertile florets; with diminished florets at the apex. Spikelets lanceolate; laterally compressed; 33 mm long; breaking up at maturity; disarticulating below each fertile floret. Rhachilla internodes definite; glabrous.
Morphology Reproductive morphology Inflorescences Bracts Glume
Glumes several; 2-4 empty glumes; persistent; shorter than spikelet.
Morphology Reproductive morphology Flowers Florets
Fertile lemma ovate; 8 mm long; without keel; 13-15 -veined. Lemma apex acute. Palea 11 -veined. Palea keels pubescent. Palea surface glabrous. Apical sterile florets resembling fertile though underdeveloped.
Morphology Reproductive morphology Flowers
Lodicules 3; membranous; veined; ciliate. Anthers 6. Stigmas 3; plumose. Ovary pubescent on apex.
Morphology Reproductive morphology Fruits
Caryopsis with adherent pericarp.
Distribution
Asia-temperate: China.
Reference
Bambuseae. Wen 2002.
[GB]

Sources

  • GrassBase - The Online World Grass Flora

    • http://creativecommons.org/licenses/by-nc-sa/3.0
  • Kew Backbone Distributions

    • The International Plant Names Index and World Checklist of Vascular Plants 2022. Published on the Internet at http://www.ipni.org and https://powo.science.kew.org/
    • © Copyright 2022 World Checklist of Vascular Plants. http://creativecommons.org/licenses/by/3.0
  • Kew Names and Taxonomic Backbone

    • The International Plant Names Index and World Checklist of Vascular Plants 2022. Published on the Internet at http://www.ipni.org and https://powo.science.kew.org/
    • © Copyright 2022 International Plant Names Index and World Checklist of Vascular Plants. http://creativecommons.org/licenses/by/3.0