Danilo N. Tandang

Balanophora coralliformis, sometimes known as coral plant, is a flowering plant in the family Balanophoraceae and is known only from Mount Mingan on the island of Luzon in the Philippines. Like others in its genus, it is an obligate parasite growing on the roots of rainforest trees, but differs in that its tuber appears above ground and has an elongated, repeatedly branched, coral-like structure. It was first described in 2014 and is known from fewer than 50 plants, but has not as yet been declared endangered.

Nepenthes barcelonae is a tropical pitcher plant native to the Philippine island of Luzon. It is known from a single mountain in the Sierra Madre range of Aurora Province, where it grows in stunted submontane forest.

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Dilochia deleoniae is a species of orchid endemic on Mindanao island in the Philippines. It is the third species of Dilochia known from the Philippines. Dilochia deleoniae was discovered in 2016 by Danilo Tandang, and it was described in 2020 with the help from researchers from the National Museum of the Philippines, the Botanical Research Institute of Texas (BRIT) and the Philippine Taxonomic Initiative (PTI).

Corybas circinatus is a species of flowering plant from the family Orchidaceae endemic to ultramafic habitats on the island of Palawan, Philippines, The endemic helmet orchid was first photographed at Mount Victoria in June 2007. This species is distinct in bearing a small glandular protuberance at the front of its pedicel, a 4-lobed entire labellum, and a distinctive strongly incurved dorsal sepal. The general colouration of the floral and vegetative parts is also highly characteristic, and the general lowland to mid-montane ecology of the species is unique amongst the known Philippines

Begonia truncatifolia is a species of flowering plant in the family Begoniaceae, native to the island of Palawan in the Philippines. It was discovered in 2011 in San Vicente, Palawan by Filipino Botanist Botanist Rene Alfred Anton Bustamante. It was described in 2020 with the help from researchers from the Philippine Taxonomic Initiative (PTI) which was led by R.Bustam., Andrew Pranada, Yu Pin Ang, and Danilo Tandang. It resembles Begonia blancii but is distinguished by a high degree of variegation on their leaves, varying from brown mottled patches to white/silvery streaks. Endangered due to

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Begonia noraaunorae is an endemic species of Begonia found in Surigao del Sur, Mindanao Island, Philippines. The species was compared to B. negrosensis Elmer, from which it resembled by its glabrous stems, leaves that are obovately oblong in shape and with sparse hairs, the lamina with glossy surface adaxially and light green abaxially, the staminate flowers having 2 tepals, the pistillate flowers having 5 tepals, and the green ovaries. However, this species differed from B. negrosensis by its larger leaves with scattered light green patches, shorter stems, a much larger, serrated lamina,

Begonia cabanillasii is a species of flowering plant in the family Begoniaceae, native to the island of Palawan in the Philippines. It was discovered in 2017 in El Nido, by a group of conservationists led by Filipino Botanist Rene Bustamante in Palawan. It is distinct from other Begonia species “distinct hair”, thickness of leaf, and “compact” habitat. Its staminate flower pedicel ranges from 15 to 25 millimeters, with four white and pink petals. Begonia cabanillasii was described in 2020 with the help from researchers from the Philippine Taxonomic Initiative (PTI), The research was led by Yu

Begonia beijnenii is a species of flowering plant in the family Begoniaceae, native to the island of Palawan in the Philippines. It was discovered in 2011, by a group of conservationists led by Dutch environmentalist Jonah van Beijnen trekking in Port Barton in Palawan. It is distinct from other Begonia species for being miniature in size and bearing variegated leaves. It is determined to be endemic at least to the town of San Vicente. Begonia beijnenii was described in 2020 with the help from researchers from the Philippine Taxonomic Initiative (PTI) which was led by Yu Pin Ang, R.Bustam.,

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