JDH last wrote to his father, William Jackson Hooker, by the HMS 'Favourite' via Sydney & got replies addressed from the Athenaeum. Mentions his sister, Mary Harriet Hooker's, health. Congratulates WJH on becoming Director of the Royal Botanic Gardens, Kew. Dr Sinclair arrived en route to Auckland & Port Nicholson with news from home & will collect plants for WJH. JDH has sent Bay Island plants on the ship 'Jupiter'. The New Zealand specimens are still drying & notes being written up. At Bay of Islands JDH has got insects & shells for Captain Ross & minerals & bird skins for WJH incl. 'Tui' or parson birds & Columba spadicca[?]. Has found 70-80 mosses, Cunningham's Gastrodia, a new plant resembling Milligania & Gunnera, a complete set of seaweeds, & monocotyledons not mentioned by Cunningham. Describes a new sp. of Holoragaceae & a distinct Limosella. Praises Colenso, his work with the indigenous people & his botanical collecting in Paihia, the East Cape & Thames district. Mentions 2 plants collected by Colenso; a Pisonia & a Coprosma. JDH is sending a Wardian case of plants & ferns to WJH on the 'Exporter' via Mr Mcleay. He lists its contents, which incl: Corokia buddleioides, Haxtonia furfuracea, Pterostylis Banksii & Hymenophyllum sp, & describes how he packed the plants. Received letters from James Mitchell. Lady Franklin told Captain Ross that some Kerguelen Island plants sent from Van Diemen's Land [Tasmania] were lost at sea. JDH has written to: his sister Maria Hooker, Mitchell, Dr Robb, Mrs Richardson, Mr Children & Mr Ward. Expedition goes next to Chatham Islands, 'the Barrier', Deception Island, the Falkland Islands & home via the Cape. JDH is writing a Flora of New Zealand & studying German. Asks WJH to send a barometer for Gunn & a Hygrometer for him. Dayman wrote to thank Aunt Ellen & communicate that the Governor [John Franklin?] takes an interest in the Antarctica expedition. JDH sends WJH a fungus growing on a caterpillar from Rev Taylor of Waimate.