Behaviour of ants.
The Periglossum I was also uncertain about but think it may be“macrum’ as that species is spoken of as a Kaffrarian plant but Ihave no description.f2
Our present house is so small that I have been unable to open any ofmy collections or I had intended sending you some larvæ ofDactylethra & the bee’s nest spoken of before.f3
I am trying the introduction of English & other grass seeds on myfarm & hope they will prove successful. It is most singular to see howsome weeds take hold of the ground where manure is in plenty about oldsheep kraals especially Xanthium spinosum, Datura stramonium, asolanum & numerous other plants. The French marygold I have neverremarked before as a weed but here it grows abundantly & bearsmagnificent double flowers finer than I have seen in any garden.f4
Revd. Mr. Henslow’s remarks on Medicago, Indigofera&c. & my own observations on Schizanthus, Muraltia &c I havecarefully watched various species of Polygala but have never noticedany movements.f5
I have been much interested by observing a common species of Termes,f6the soldier of which has a pointed head. I have often remarked that aspecies of ant was always very active about their nests seizing theworkers, but although much larger, retreated at once from thesoldiers. As I had several times put my hand into a nest with the viewof ascertaining whether the soldiers could hurt one I was the moresurprised as I had never suffered any inconvenience although otherspecies bite severely for their size, & the workers of this specieshave what look like formidable jaws although they never use them indefence: At last I found out the secret. I saw one