Triglochin maritima 海韭菜、箭草、海箭草、海濱箭草

Common name: Sea Arrowgrass
Scientific name: Triglochin maritima 海韭菜、箭草、海箭草、海濱箭草
Genus: Triglochin 水麥冬屬
Family: Juncaginaceae 水麥冬科, arrowgrass family

Remarks: 

Origin: native

Date: 28th July (flowering) & 23th Aug (fruiting)

458 An robust, rhizomatous perennial, can reach up to 50cm.

469 Leaves half-cylindrical (it is found broken, may be eaten by some animals at the tip of the leaves), not furrowed.

470 Leaves not furrowed.

471 The spike-like raceme, often densely clustered at the tip and more sparsely below.

467 The flower buds.

460 The flowers at the top of the inflorescence.

459 The flowers in the middle of it.

460-1

459-1 Individual flowers globular, with a dense feathery cluster of white to purple hair-like stigmas at the top. 6 fleshy, oval, hairless, green to purplish tepals surround the base and hide the stamens.

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The following photos were taken at another location on 23th Aug.

095

105 Stigmas are red now.

096

098 Fruiting now.

098-1 Fruits 3-4mm, not appressed to inflorescence axis. Fruits green and oblong, divide into 6 evident carpels, the margins obscurely winged and the withered styles persistent at tip.

099

099-1 These fruits seems a bit ripened, and is appressed to the inflorescence axis?