0 Ludwigia adscendens

Ludwigia adscendens (L.) H.Hara, J. Jap. Bot. 28(10): 291 (1953). 

Ludwigia adscendens (L.) H.Hara, Photo by Trầm Nguyễn Khánh Trình

its native range is Tropical & Subtropical Asia to N. Australia, Mexico to Central America, Caribbean.

Vietnamese  name:

Rau dừa nước, Rau dừa trâu, Thụy thái, Thủy long, Du long thái, Co nha pót (Thái), Phiắc pop nặm (Tày).

Uses: 

Treat scabies (using the whole plant). Fever, cystitis, chylous urination, cough, measles, anuria (whole plant). Externally used to treat pyoderma, breast abscess, parotid gland inflammation, dermatitis, venomous snake bite.

Distribution: 

Lao Cai, Quang Binh, Quang Tri, Thua Thien Hue. The tree grows naturally on the surface of ponds, lakes, fields, ditches and rivers in Vietnam.

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0 Hyptis rhomboidea

Hyptis rhomboidea M.Martens & Galeotti, Bull. Acad. Roy. Sci. Bruxelles xi. II. (1844) 188.

Hyptis rhomboidea M.Martens & Galeotti, Photo by Tung Tuyet

Vietnamese name:

E lớn lá, É lớn đầu.

Uses: 

The whole plant is used to treat colds and fevers in the Philippines, the decoction of the roots is used to treat amenorrhea; Leaves are used to cook water to clean wounds.

Distribution: 

Hoa Binh (Mai Chau), Nghe An (Quynh Luu), Dak Lak (Yor Don), Long An, Dong Thap (Sa Dec), Kien Giang. The tree grows naturally in bright and humid places, wastelands, and roadsides.

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0 Launaea sarmentosa

Launaea sarmentosa (Willd.) Kuntze, Revis. Gen. Pl. (1891).

Launaea sarmentosa (Willd.) Kuntze, Photo by Cỏ May

its native range is Mozambique to Cape Prov., Madagascar, China (Guangdong) to Tropical Asia and NW. Australia.

Vietnamese name:

Nam sa sâm, Hải cúc trườn, Xà lách biển.

Uses: 

Tonic, digestive benefits (Roots). Milk benefits, lymphatic organ disease (Leaf). Rheumatism (Using Extract of the plant).

Distribution: 

Quang Ninh, Hai Phong, Thanh Hoa, Nghe An, Quang Binh, Quang Tri, Kien Giang. The tree grows naturally, common on the coastal sandy beaches in Vietnam.

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0 Cissus quadrangularis L.

 Cissus quadrangularis L., Mant. Pl. 39 (1767).

Cissus quadrangularis L., Photo by Hieu Mai

its native range is Tropical & S. Africa, Madagascar, Arabian Peninsula, Indian Subcontinent to Myanmar.

Vietnamese name:

Nho tía, Hồng đắng, Xi phóng thăng, Rau tai châu, Dây lá chua, Nho lông, Hồ đằng bốn cạnh.

Uses: 

To replenish blood for women after giving birth (a decoction of the whole plant's juice). The extract of the stem is used to treat menstrual disorders. The whole plant cures broken bones.

Distribution: 

Ho Chi Minh City.

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0 Paphiopedilum christensonianum

 Paphiopedilum christensonianum (Perner & Koop.) Koop., Orchid Digest 82(4): 190 (2018), nom. inval.

Paphiopedilum christensonianum (Perner & Koop.) Koop., Photo by Pongpol Rakthai

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