Plant hormones (or phytohormones) are signal molecules, produced within plants, that occur in extremely low concentrations. Plant hormones control all…

Noun The initial stage of orchid embryo development following seed germination. A small, spherical or ovoid mass of undifferentiated cells…

pseudobulb | ˈs(j)uːdəʊˌbʌlb | noun Botany a bulbous enlargement of the stem in many orchids, especially tropical and epiphytic ones.…

Pseudocopulation is a form of pollination deception employed by certain orchid species. These orchids have evolved to mimic the appearance and…

saline | ˈseɪlʌɪn | adjectivecontaining or impregnated with salt: saline alluvial soils. • mainly Medicine (of a solution) containing sodium…

A young orchid plant that has developed from a protocorm, characterised by the presence of at least one true leaf…

stoma | ˈstəʊmə | noun (plural stomas or stomata | ˈstəʊmətə | ) 1 Botany any of the minute pores…

In botany, a stoma (from Greek στόμα, “mouth”, plural “stomata”), also called a stomate (plural “stomates”), is a pore found…

symbiosis | ˌsɪmbɪˈəʊsɪs, ˌsɪmbʌɪˈəʊsɪs | noun (plural symbioses | ˌsɪmbɪˈəʊsiːz, ˌsɪmbʌɪˈəʊsiːz | ) [mass noun ] Biology interaction between two…

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