Question: What type of category does Typha and Caryota have in common?

Context articles: Typha × provincialis
Typha kalatensis
Typha azerbaijanensis
Typha subulata
Typha
Kocuria kristinae
Typha latifolia
Caryota
Caryota rumphiana
Fitkid

Typha" × "provincialis is a plant of hybrid origin, endemic to southern France.
 Type collection was obtained from near St. Tropez in Provence.
 It apparently originated as a cross between the two very widespread species "T. domingensis" and "T. latifolia."
 "Typha × provincialis "grows in freshwater marshes.
Typha kalatensis is a plant species endemic to Iran.
 The species grows in freshwater marshes.
 Type collection was made near the City of Kalat in Khorassan Province.
Typha azerbaijanensis is a plant species endemic to northeastern Iran.
 The name refers not to the independent Republic of Azerbaijan but rather to the Azerbaijan region in northeastern Iran.
 The species grows in freshwater marshes.
 Type collection was made between Khoy and Marand at an elevation of about 1100 m.
Typha subulata is a plant species native to Argentina and Uruguay.
 The species grows in freshwater marshes.
 Type collection was made in 1966 in the Río Negro Province, Departamento de General Roca.
Typha is a genus of about 30 species of monocotyledonous flowering plants in the family Typhaceae.
 These plants have many common names, in British English as bulrush, or reedmace, in American English as cattail, punks, or corn dog grass, in Australia as cumbungi or bulrush, in Canada as bulrush or cattail, and in New Zealand as raupō.
 Other taxa of plants may be known as bulrush, including some sedges in "Scirpus" and related genera.
Kocuria kristinae, formerly known as "Micrococcus kristinae" is a gram positive bacteria first isolated from the rhizoplane of the "Typha angustifolia" The normal habitat for this "Kocuria" species is skin, and has also been found in the urinary tract of patients with urinary tract infections. Its type strain is ATCC 27566.
 It is associated with acute cholecystitis.
 It grows in tetrads, irregular clusters, and cubical packets of eight.
 It is strictly aerobic.
Typha latifolia (broadleaf cattail, bulrush, common bulrush, common cattail, cat-o'-nine-tails, great reedmace, cooper's reed, cumbungi) is a perennial herbaceous plant in the genus "Typha".
 It is found as a native plant species in North and South America, Europe, Eurasia, and Africa.
 In Canada, broadleaf cattail occurs in all provinces and also in the Yukon and Northwest Territories, and in the United States, it is native to all states except Hawaii.
 It is an introduced and invasive species, and considered a noxious weed, in Australia and Hawaii.
 It is not native but has been reported in Indonesia, Malaysia, New Zealand, Papua New Guinea, and the Philippines.
Caryota is a genus of palm trees.
 They are often known as fishtail palms because of the shape of their leaves.
 There are about 13 species native to Asia (China, India, Indonesia, etc.), northern Australia, and the South Pacific.
 One of the more widely known species is "Caryota urens", the flowers of which are used to make one type of jaggery (an unrefined sugar), and also to make palm wine. "
Caryota mitis" is native to Indochina, but has become an invasive introduced species in the US state of Florida.
 They are also one of the few Arecaceae with bipinnate foliage.
 Many grow in mountainous areas and are adapted to warm mediterranean climates as well as subtropical and tropical climates.
Caryota rumphiana, whose common names include the fishtail or Albert palm, is a Caryota or fish tail palm.
 It is native to Philippines, Sulawesi, Maluku, New Guinea, Solomon Islands, Bismarck Archipelago.
 Its leaves have a distinctive fishtail shape and its flowers have been described as mop-like.
 It is monocarpic.
Fitkid (also "FitKid", "Fit Kid" or "Fit-Kid") is a type of children's sport combining gymnastics, dance and acrobatics.
 It originated in Europe in the 1990s, and is meant to engage children 8–18 years of age in fun individual and group exercise, free of the extremes of more strenuous aerobics or traditional gymnastics.
 International competitions are organized regularly by the "International FitKid Division", in addition to national competitions.
 A routine stands of four types of elements: strength, flexibility, acrobatics, and jumps.
 All elements are graded by difficulty from A to H.
 A elements being worth 0.1 points, B 0.2, C 0.3, and so on until H which is worth 0.8.
 Routines get evaluated in three categories: technique, artistry, and content (execution of elements).
 Competition is divided by age groups (I. to IX.
 (or Senior in A category)), and categories ( which are based on knowledge).
 There three categories (from hardest to easiest) A, B, and C, also called Dance.
 In each categories there are group and individual routines.
 In C Category (here group routines are also called Dance Show) team member can go from 4 to 8.
 In A and B category there are duos, small groups (3-4), and big groups (5-6).
 In C category, individually 4 elements have to be performed ( one from each type), A or B difficulty, and in groups, two are optional.
 In B category individually 8 elements need to be performed ( two from each type) A-D difficulty ( but max.
 two elements can be D), and in groups 4 (same as C category individual).
 In A category team and individual, 8 elements need to be performed (same as B category) and an acrobatic connection is optional.
 Skills in A category can be any difficulty.