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Property Organism Value Units ID Details
Number of flowering plant species Plants 250,000 to 400,000 Species 107611 Gruber CW et al., Di...
Time required to finish the juvenile stage and flower from seed Plant orchid 4-7 Years 106655 Hsiao et al., Researches...
Estimated number of species in the orchid family (the most species-rich of all angiosperm families) Plant orchid 25000 Species 106653 Hsiao et al., Researches...
Age of the most recent common ancestor of extant orchids Plant orchid 76-84 Mya 106654 Hsiao et al., Researches...
PPi pool in plant tissue cytoplasm Plants 0.04 to 0.8 mM 108168 Shi-Jean S. Sung, Dian-Peng...
Fraction of genes in genome that encode enzymes for specialized metabolism Plants 10 to 20 % 107372 Pichersky E, Lewinsohn...
Size of spherical plant virus' virion Virus 25 - 35 nm 111224 Rao AL. Genome packaging...
Turgor pressure in growing plant cells Plants 0.3 to 1 MPa 106012 Cosgrove DJ. Assembly...
Estimated number of medicinal plant species Plants 30,000 to 80,000 Species 107293 Mochamad Afendi et al....
Plant Empirical Transcription Rate (PETR) distribution Thale cress Arabidopsis thaliana 38.47 ((in the ln space μ=3.65, sigma=1.13)) transcripts/hour/cell 117324 Uriel Urquiza-García...
Osmotic pressure of young plant leaf Plants 0.3 mosm 100822 Nobel, P. S. "Plant ...
Thickness of a C3 plant leaf Plants 0.3 mm 105588 Lawlor, D. W, Photo...
Fraction of plant species that hybridize Plants according to floristic surveys ~10: in a township in Massachusets ~3: in the British Isles ~25 % 113465 Yakimowski SB, Rieseberg...
ATP concentration in a C4 plant mesophyll cell Corn Zea mays 22-48 nmol/mg chlorophyll 103406 Roeske CA, Chollet R....
Plant leaves under a clear sky at night may be colder than surrounding air by Plants 3 - 5 ˚K 113222 Körner C (2013) Plan...
Time span within which 2 sensitive hairs must be touched for trap to close Plant Venus flytrap Dionaea muscipula 20 sec 113537 Trewavas A. The foundations...
Size of ovary gland protoplast Plant Aptenia cordifolia volume 1147 µm^3: surface area 747 µm^2 N/A 105792 Kristen U, Lockhausen...
Fraction of terrestrial plant species that are C3 plants Biosphere >90 % 116883 Arrivault S et al., ...
Composition of wall of enlarging plant cells Plants 30 cellulose, 30 hemicellulose, 35 pectin, 1–5 structural protein % 106006 Cosgrove DJ. Assembly...
Peclet number of sugars in plant cells Plants 1 unitless 108686 Kaare H. Jensen & Maciej...