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Phenological growth stages and BBCH-identification keys of weeds; Code: Plant type: Description: Principal growth stage 0: Germination, sprouting, bud development 00: Dry seed V: Perennating or reproductive organs during the resting period (tuber, rhizome, bulb, stolon) P: Winter dormancy or resting period 01: Beginning of seed imbibition P, V
Poa annua, or annual meadow grass (known in America more commonly as annual bluegrass or simply poa), is a widespread low-growing turfgrass in temperate climates. Notwithstanding the reference to annual plant in its name, perennial bio-types do exist. [2] This grass originated as a hybrid between Poa supina and Poa infirma. [3]
GrassBase (or GrassBase – The Online World Grass Flora) is a web-based database of grasses, continually maintained and updated by the Royal Botanic Gardens, Kew. [ 1 ] [ 2 ] As of 2015, GrassBase was one of the largest (along with GrassWorld) structured datasets for plants. [ 2 ]
Digitaria didactyla is a species of grass known by the common names blue couch, [1] Queensland blue couch, blue serangoon grass, green serangoon grass, blue stargrass, [2] and petit gazon (in Mauritius). [3] It is native to Mauritius, Réunion, parts of mainland Africa, [3] and Madagascar. [4]
In biology, an identification key, taxonomic key, or frequently just key, is a printed or computer-aided device that aids in the identification of biological organisms. Historically, the most common type of identification key is the dichotomous key , a type of single-access key which offers a fixed sequence of identification steps, each with ...
Poa pratensis, commonly known as Kentucky bluegrass (or blue grass), smooth meadow-grass, or common meadow-grass, is a perennial species of grass native to practically all of Europe, North Asia and the mountains of Algeria and Morocco.
The pattern of branching in a tree will vary from species to species, as will the appearance of a plant as a tree, herb, or grass. Fourthly, plant morphology examines the pattern of development, the process by which structures originate and mature as a plant grows. While animals produce all the body parts they will ever have from early in their ...
Tussock grasses or bunch grasses are a group of grass species in the family Poaceae.They usually grow as singular plants in clumps, tufts, hummocks, or bunches, rather than forming a sod or lawn, in meadows, grasslands, and prairies.