![](\"https:\/\/img.yeupet.vn\/2018\/11\/thuysinh03.jpg\")
<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
Hemianthus callitrichoides \u0111\u01b0\u1ee3c t\u00ecm ra b\u1edfi Holger Windel\u00f8v t\u1ea1i v\u00f9ng b\u1edd s\u00f4ng kh\u00f4ng xa Las Pozas c\u00e1ch Havana 90 km v\u1ec1 ph\u00eda \u0111\u00f4ng trong m\u00f9a kh\u00f4. Ch\u00fang b\u00e1m r\u1ec5 tr\u00ean b\u00e3i \u0111\u00e1 s\u1ecfi, c\u00e1ch d\u00f2ng n\u01b0\u1edbc s\u00f4ng kho\u1ea3ng 50cm. Th\u1ea3m c\u00e2y d\u01b0\u1eddng nh\u01b0 m\u1ecdc ken d\u00e0y nh\u1eb1m ch\u1ed1ng l\u1ea1i d\u00f2ng ch\u1ea3y xi\u1ebft v\u1ec1 m\u00f9a m\u01b0a, khi \u1ea5y ch\u00fang b\u1ecb ch\u00ecm s\u00e2u d\u01b0\u1edbi 1m n\u01b0\u1edbc. Theo t\u00e0i li\u1ec7u, Hemianthus callitrichoides ch\u1ec9 \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y \u1edf Cuba, tuy nhi\u00ean ng\u01b0\u1eddi ta c\u0169ng t\u00ecm \u0111\u01b0\u1ee3c ch\u00fang t\u1ea1i khu v\u1ef1c B\u1eafc M\u1ef9. Hemianthus callitrichoides thu\u1ed9c h\u1ecd Scrophulariaceae, c\u00f3 li\u00ean quan t\u1edbi ph\u00e2n nh\u00e1nh Callitriche th\u01b0\u1eddng ph\u00e2n b\u1ed1 nhi\u1ec1u \u1edf ph\u00eda B\u1eafc.<\/p>\n
Hemianthus callitrichoides r\u1ea5t nh\u1ecf (3 \u2013 6 cm) v\u00ec v\u1eady ch\u00fang r\u1ea5t kh\u00e1c v\u1edbi Hemianthus micranthemoides (tr\u00e2n ch\u00e2u th\u01b0\u1eddng) b\u1edfi th\u00e2n ng\u1eafn v\u00e0 l\u00e1 c\u1ef1c nh\u1ecf. Hemianthus callitrichoides ra hoa theo ki\u1ec3u \u0111\u1ed9c nh\u1ea5t v\u00f4 nh\u1ecb, gi\u00fap ch\u00fang d\u1ec5 d\u00e0ng lan nhanh. Hoa 4 c\u00e1nh ( c\u00e1c lo\u00e0i kh\u00e1c l\u00e0 5) qu\u1ea3 ch\u1ec9 c\u00f3 1 khoang ch\u00ednh gi\u1eefa ch\u1ee9 kh\u00f4ng ph\u1ea3i l\u00e0 2 nh\u01b0 lo\u00e0i tr\u00e2n ch\u00e2u kh\u00e1c. D\u1ec5 d\u00e0ng ph\u00e2n bi\u1ec7t Hemianthus callitrichoides v\u1edbi lo\u00e0i tr\u00e2n ch\u00e2u th\u01b0\u1eddng. H\u01a1n n\u1eefa l\u00e1 ch\u00fang c\u0169ng s\u1eabm h\u01a1n l\u00e1 tr\u00e2n ch\u00e2u th\u01b0\u1eddng 1 ch\u00fat.<\/p>\n
Hemianthus callitrichoides r\u1ea5t nh\u1ecf (3 \u2013 6 cm) v\u00ec v\u1eady ch\u00fang r\u1ea5t kh\u00e1c v\u1edbi Hemianthus micranthemoides (tr\u00e2n ch\u00e2u th\u01b0\u1eddng) b\u1edfi th\u00e2n ng\u1eafn v\u00e0 l\u00e1 c\u1ef1c nh\u1ecf. Hemianthus callitrichoides ra hoa theo ki\u1ec3u \u0111\u1ed9c nh\u1ea5t v\u00f4 nh\u1ecb, gi\u00fap ch\u00fang d\u1ec5 d\u00e0ng lan nhanh. Hoa 4 c\u00e1nh ( c\u00e1c lo\u00e0i kh\u00e1c l\u00e0 5) qu\u1ea3 ch\u1ec9 c\u00f3 1 khoang ch\u00ednh gi\u1eefa ch\u1ee9 kh\u00f4ng ph\u1ea3i l\u00e0 2 nh\u01b0 lo\u00e0i tr\u00e2n ch\u00e2u kh\u00e1c. D\u1ec5 d\u00e0ng ph\u00e2n bi\u1ec7t Hemianthus callitrichoides v\u1edbi lo\u00e0i tr\u00e2n ch\u00e2u th\u01b0\u1eddng. H\u01a1n n\u1eefa l\u00e1 ch\u00fang c\u0169ng s\u1eabm h\u01a1n l\u00e1 tr\u00e2n ch\u00e2u th\u01b0\u1eddng 1 ch\u00fat.<\/p>\n
C\u00e1c tr\u1ea1i rong th\u01b0\u1eddng \u01b0\u01a1m c\u1ea1n Hemianthus callitrichoides, c\u1ea5y ch\u00fang l\u00ean c\u00e1c gi\u00e1 th\u1ec3 s\u1ee3i len hay s\u01a1 d\u1eeba. N\u00ean tr\u1ed3ng Hemianthus callitrichoides th\u00e0nh th\u1ea3m d\u00e0y l\u00e0m ti\u1ec1n c\u1ea3nh trong h\u1ed3 th\u1ee7y sinh. M\u1ed9t gi\u00e1 th\u1ec3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u00e1ch th\u00e0nh 7 \u2013 8 c\u1ee5m, tr\u1ed3ng c\u00e1ch nhau v\u00e0i cm. Ch\u1ec9 sau 3 \u2013 4 tu\u1ea7n ch\u00fang \u0111\u00e3 t\u1ea1o n\u00ean 1 t\u1ea5m th\u1ea3m xanh r\u00ec tuy\u1ec7t v\u1eddi. Khi b\u1ecdt \u00f4xy \u0111\u1ecdng tr\u00ean l\u00e1 s\u1ebd t\u1ea1o ra hi\u1ec7u \u1ee9ng r\u1ea5t lung linh cho h\u1ed3.<\/p>\n
Hemianthus callitrichoides kh\u00f4ng \u0111\u00f2i h\u1ecfi v\u1ec1 \u00e1nh s\u00e1ng, nh\u01b0ng c\u00e0ng cung c\u1ea5p nhi\u1ec1u, ch\u00fang c\u00e0ng nhanh ph\u00e1t tri\u1ec3n 1 c\u00e1ch kh\u1ecfe m\u1ea1nh. Trong m\u00f4i tr\u01b0\u1eddng y\u1ebfu s\u00e1ng, ch\u00fang m\u1ecdc d\u00e0i ra t\u1edbi 20 cm. Hemianthus callitrichoides l\u00e0 lo\u00e0i ph\u00e1t tri\u1ec3n nhanh n\u00ean \u0111\u00f2i h\u1ecfi b\u1ed5 sung dinh d\u01b0\u1ee1ng trong v\u00f2ng 3 \u2013 4 tu\u1ea7n, n\u1ebfu trong h\u1ed3 c\u00f3 nhi\u1ec1u c\u00e1 th\u00ec l\u00e2u h\u01a1n. Khi thi\u1ebfu s\u1eaft ch\u00fang c\u00f3 bi\u1ec3u hi\u1ec7n v\u00e0ng l\u00e1 non. Tuy nhi\u00ean, ta c\u00f3 th\u1ec3 gi\u1ea3i quy\u1ebft b\u1eb1ng c\u00e1ch ch\u00e2m lo\u1ea1i ph\u00e2n n\u01b0\u1edbc c\u00f3 ch\u1ee9a s\u1eaft theo li\u1ec1u l\u01b0\u1ee3ng ch\u1ec9 \u0111\u1ecbnh. Khi ch\u00fang m\u1ecdc qu\u00e1 d\u00e0y, ta c\u1ea7n t\u1ec9a b\u1edbt theo ki\u1ec3u x\u00e9n c\u1ecf.<\/p>\n
C\u0169ng gi\u1ed1ng c\u00e1c lo\u00e0i c\u00e2y kh\u00e1c, ch\u00fang ph\u00e1t tri\u1ec3n m\u1ea1nh khi c\u00f3 Co2 nh\u01b0ng \u0111\u00f4i khi kh\u00f4ng c\u1ea7n CO2 ch\u00fang v\u1eabn t\u1ea1o ra b\u1ecdt kh\u00ed tr\u00ean l\u00e1. Hemianthus callitrichoides th\u00edch h\u1ee3p nhi\u1ec7t \u0111\u1ed9 kho\u1ea3ng 25 \u00baC v\u00e0 dao \u0111\u1ed9ng t\u1eeb 20 t\u1edbi 28 \u00baC.<\/p>\n
Hemianthus callitrichoides c\u00f3 th\u1ec3 l\u00e0 lo\u00e0i c\u00e2y ti\u1ec1n c\u1ea3nh d\u1ec3 ch\u1ecbu v\u00e0 \u0111\u1eb9p nh\u1ea5t v\u1edbi th\u1ea3m xanh s\u00e1t n\u1ec1n, d\u1ec5 d\u00e0ng t\u1ea1o \u1ea5n t\u01b0\u1ee3ng v\u1edbi nh\u1eefng bong b\u00f3ng nh\u1ecf li ti tr\u00ean l\u00e1. Tuy nhi\u00ean c\u0169ng c\u1ea7n \u0111\u1ec3 \u00fd t\u1ec9a b\u1edbt c\u00e1c lo\u00e0i c\u00e2y kh\u00e1c m\u1ecdc tr\u00f9m l\u00ean Hemianthus callitrichoides. Cho t\u1edbi nay, lo\u00e0i c\u00e2y n\u00e0y c\u00f2n kh\u00e1 m\u1edbi m\u1ebb trong gi\u1edbi th\u1ee7y sinh n\u00ean th\u00f4ng tin, t\u00e0i li\u1ec7u c\u00f2n kh\u00e1 \u00edt \u1ecfi.<\/p>\n","protected":false},"excerpt":{"rendered":"
Ph\u00e2n lo\u00e0i Hemianthus n\u00e0y nhanh ch\u00f3ng t\u1ea1o n\u00ean 1 t\u1ea5m th\u1ea3m d\u00e0y m\u00e0u xanh s\u00e1ng b\u00f2 s\u00e1t n\u1ec1n h\u1ed3. B\u1ecdt \u00f4xy \u0111\u1ecdng tr\u00ean l\u00e1, ph\u1ea3n chi\u1ebfu d\u01b0\u1edbi \u00e1nh \u0111\u00e8n t\u1ea1o ra m\u1ed9t c\u1ea3nh tr\u00ed lung linh n\u01a1i ti\u1ec1n c\u1ea3nh. Hemianthus callitrichoides c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c tr\u1ed3ng th\u1eb3ng xu\u1ed1ng n\u1ec1n hay c\u1ed9t v\u00f4 \u0111\u00e1 & l\u0169a, ch\u00fang […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-230","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/robot.yeupet.vn\/index.php\/wp-json\/wp\/v2\/posts\/230","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/robot.yeupet.vn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/robot.yeupet.vn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/robot.yeupet.vn\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/robot.yeupet.vn\/index.php\/wp-json\/wp\/v2\/comments?post=230"}],"version-history":[{"count":0,"href":"https:\/\/robot.yeupet.vn\/index.php\/wp-json\/wp\/v2\/posts\/230\/revisions"}],"wp:attachment":[{"href":"https:\/\/robot.yeupet.vn\/index.php\/wp-json\/wp\/v2\/media?parent=230"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/robot.yeupet.vn\/index.php\/wp-json\/wp\/v2\/categories?post=230"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/robot.yeupet.vn\/index.php\/wp-json\/wp\/v2\/tags?post=230"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}