Search results
Results From The WOW.Com Content Network
Psidium cattleyanum (World Plants: Psidium cattleianum), [2] [3] commonly known as Cattley guava, strawberry guava or cherry guava, is a small tree (2–6 m (6 ft 7 in – 19 ft 8 in) tall) in the Myrtaceae (myrtle) family. The species is named in honour of English horticulturist William Cattley.
Psidium guajava, the common guava, [2] yellow guava, [2] lemon guava, [2] or apple guava is an evergreen shrub or small tree native to the Caribbean, Central America and South America. [2] It is easily pollinated by insects; when cultivated, it is pollinated mainly by the common honey bee, Apis mellifera .
True dormancy or inherent (or innate) dormancy is caused by conditions within the seed that prevent germination even if the conditions are favorable. [7] Imposed dormancy is caused by the external conditions that remain unsuitable for germination [8] Seed dormancy can be divided into two major categories based on what part of the seed produces dormancy: exogenous and endogenous. [9]
Ripe apple guavas (Psidium guajava)Guava (/ ˈ ɡ w ɑː v ə / GWAH-və) [1] is a common tropical fruit cultivated in many tropical and subtropical regions. [2] The common guava Psidium guajava (lemon guava, apple guava) is a small tree in the myrtle family (), native to Mexico,Central America, the Caribbean and northern South America. [2]
Annual autumn leaf drop in temperate zones is caused by the abscission of the mature leaves from the growth season in response to the approach of cold winter weather. Abscission (from Latin ab- 'away' and scindere 'to cut') is the shedding of various parts of an organism, such as a plant dropping a leaf, fruit, flower, or seed.
In most seeds, for example the sunflower, the plumule is a small conical structure without any leaf structure. Growth of the plumule does not occur until the cotyledons have grown above ground. This is epigeal germination. However, in seeds such as the broad bean, a leaf structure is visible on the plumule in the seed. These seeds develop by ...
Pimenta dioica. Myrtaceae (/ m ə r ˈ t eɪ s i ˌ aɪ,-s iː ˌ iː /), the myrtle family, is a family of dicotyledonous plants placed within the order Myrtales. Myrtle, pōhutukawa, bay rum tree, clove, guava, acca (feijoa), allspice, and eucalyptus are some notable members of this group.
The base of the leaf is narrowly cuneate and is decurrent on the stalk of the leaf. The entire leaf is glabrous and is generally darker on the upper face and paler on the other side. The leaves are generally 21–54 mm (0.83–2.13 in) long and 9–26 mm (0.35–1.02 in) wide, and the petioles , or leaf stalks, are generally 1–3 mm (0.039–0 ...