Heteranther dubious

Heteranther dubious, kimiyya sunan Heteranthera dubia. Sunan da ba a saba da shi ba (dubia = "shakku") ya samo asali ne daga gaskiyar cewa an kwatanta shi a cikin 1768 a matsayin Commelina dubia. Masanin ilimin halitta Nikolaus Joseph von Jacquin yana da shakku game da ko da gaske za a iya rarraba shukar a matsayin halittar Commelina, don haka ya bayyana ta da prefix C. dubia. A cikin 1892 C. Macmillan ya sake haɗa sunan zuwa cikin jinsin Heteranthera.

A cikin yanayi, wurin zama na halitta ya tashi daga Guatemala (Amurka ta Tsakiya), a ko'ina cikin Amurka da kuma yankunan kudancin Kanada. Yana faruwa a gefen koguna, tafkuna a cikin ruwa mara zurfi, a cikin wuraren fadama. Suna girma a ƙarƙashin ruwa kuma akan ƙasa mai ɗanɗano (danshi), suna samar da gungu masu yawa. Lokacin a cikin yanayin ruwa da kuma lokacin da sprouts suka isa saman, furanni masu launin rawaya tare da furanni shida suna bayyana. Saboda tsarin furanni a cikin adabin Ingilishi, ana kiran wannan shuka "Water stargrass" - Ciyawa tauraro.

Lokacin da aka nutsar da shi, shukar ta zama madaidaiciya, rassan rassa masu girma waɗanda suke girma zuwa saman ƙasa, inda suke girma a ƙarƙashin ruwan, suna yin “kafet” masu yawa. Tsayin shuka zai iya kaiwa fiye da mita. A kan ƙasa, mai tushe ba sa girma a tsaye, amma ya yada tare da ƙasa. Ganyen suna da tsayi (5-12 cm) kuma kunkuntar (kimanin 0.4 cm), kore mai haske ko kodadde koren launi. Ganyayyaki suna daya a kowane kumburi na whorl. Furanni suna bayyana akan kibiya a tsayin 3-4 cm daga saman ruwa. Saboda girmansa, ana amfani da shi ne kawai a cikin manyan aquariums.

Heteranther dubious ba shi da fa'ida, yana iya girma a cikin ruwa mai sanyi, gami da buɗaɗɗen tafkunan, a cikin kewayon sigogin hydrochemical. Tushen tushen yana buƙatar yashi ko ƙasa mai tsakuwa. Ƙasar akwatin kifaye na musamman shine zaɓi mai kyau, kodayake ba a buƙatar wannan nau'in ba. Yana son matsakaici zuwa babban haske. An lura cewa furanni suna bayyana ne kawai a cikin haske mai haske.