GROWTH OF THE FLOWERING STEM OF XANTHORRH(EA HASTILIS. 73 



The sun had been shining brightly upon it the whole morn- 

 ing. At 6 p.m., the stem had not only recovered its normal 

 erect state but had begun to decline to the south. During 

 this day, only \ in. had been added in height. 



The features I have mentioned are, of course, well-known. 

 Their striking degree in this instance and the fact that the 

 subject is one of our native plants have induced me to bring 

 them under notice. 



8 a.m. 6 p.m. 



April 14— 1 ft. 10 in. 1 ft. 11 in. 



„ 15— 2 ft. 1 in. 2 ft. If in. 



„ 16—2 ft. 5f- in. 2 ft. 6 in. 



„ 17—2 ft. 9 in. 2 ft. 10| i u . 



„ 18—3 ft. 1 in. 3 ft. 11 in. 



„ 19—3 ft. 5 in. 3 ft. 5 in. 



„ 20—3 ft. 7 in. 3 ft. 10^ in. 



j, 26 — ... 4 ft. 8f in., bent to south. 



„ 27 — 4 ft. 10 in., straight. 4 ft. 10J in. (7 p.m.) bent to south. 



At 1 p.m. on the 27th, the upper half of the stem was curved 

 to the north in an almost perfect semicircle. The day 

 was warm, bright, and sunny. 



„ 28—4 ft. 1 H in., slight 4 ft. lOf in., turned slightly to the 

 turn to the south. north at 6 p.m. and at 8 p.m. 



During most of the day turned to the south. In the after- 

 noon, gradually reversed to the north. 

 „ 29—5 ft. 0i in., slight 5 ft. 0-\ in., straight. Wet day. 



turn to the north. 

 „ 30 — 5 ft. 3 in., slight turn 6 ft. 3£ in., slight turn to the 

 to the east. Wet day. south-west. 



May 1—5 ft. 3 J in. slight turn 5 ft. 3| in., straight. Night was 

 to the north-east. cold. 



Fine cold day. 

 „ 2 — 5 ft. 3 J in., slight turn 5 ft. 4 J in., slight turn to the 

 to the west. west. 



