40 XLVIII. MYRTACEA, [Calythria. 
with definite stamens. € colour of the flowers appears to be éen? in individual species, 
ow in some, pink or lilac in others, white in = tetragona, but not of sufficient importance 
to be available for se et grouping. The most tangible chara vg : have found, lies in the 
shape of the calyx-tube and its relation to the ism althongh it is often difficult to verify it 
without a careful analysis, and, in habit, the majority of the species are very much alike, 
. Cal y -tube senden slightly fusiform ant ierit fo the ovary below the middle, the 
fe part slender, terete, solid inside, with a convex disk closing the orifice, on which is 
inserted the style, LE deciduous as well as ‘the al stamens. 
Bracteoles free or scarcely enen at the base. ore yellow 
Glabrous or minutely pubescent. Leaves erect, Flow 
= veel terminal, leafy "ere Soe aly as long as the 
as sae l. € aurea. 
Softly Sëtze, ` Leaves linear, flat or concave. Flowers in ter- 
minal heads. Bracteoles acuminate 2. C. puberula. 
Glabrous. Leaves semiterete 2 triquetrous. Bracteoles much 
shorter than the calyx-tu 
Bracteoles acuminate or subulate-pointed ` . 3. C. flavescens. 
Bracteoles Mac er upwards, herbaceous and o ` asperula. 
Bracteoles free or scarcely nuiited at the base. powers pink or lilac. 
eer at Se time vot flowering, nearly or quite as long as the 
ealyx-tube. 
Pubescent. Flowers in terminal heads, the floral leaves lanceo- "t 
late-villous as well as the bracteoles 5. C. sapphirina. 
Glabrous. Pk ers in leafy spikes, terminal. or ' below the ends 
of the 6. C. breviseta. 
Bracteoles from the Da "much ‘shorter than the ealyx-tube. Stem. 
and leaves slen 
Slender pert. of zg Mr tube solid 7. C. simplez. 
Slender ung of the calyx-tube closely enclosing the ‘style, but 
29. C. tenuiramea. 
Ka ere connate Y to 1 their length. oves pink or or t lilac. 
Ginen Floral leaves ovate. Bracteoles loose . . 8. C. empetroides. 
gesteet nearly or quite as eine as Lg calyx-tube . . . . 9. C. variabilis. 
Bracteoles much shorter t tube. 
Kg: EE thick, cule. 3 ZS 4lines long. Brac- 
void-oblong involucre . . 10. C. muricata. 
gäe? Leien 2 to 3 fiin long. Bracteoles narrow, a» 
` . lil. C. gracilis. 
Leaves very du and thick, under 2 lines long. y 
T gece # 
ae above 1 line long. Bracteoles broad, 
a loose involuére. Calyx-tube 6 to 8 lines . 12. C. brevifolia. 
as, mosti üuder 1 line. Bracteoles appressed. Calyx- : 
13. : brachyphylla. 
B i Ms C. Leschenaultit. ` 
B. Calyx-tube apen Hogg oe 4 and adnate to the ovary below the middle, the ` 
upper slender part terete, free, enclosing the base of the eg which ER usually per ersistent, — 
the staminal dis, Lt forming bg MN but free from 
Western species. 
Bracteoles d to about the mi 
Bracteo' der 2 lines, much shorter than the calvx-tu 
Bracteoles 4 to 6 lines, een as long as the calyx- ida. uds p Dee 
to 4 lines 
Dës 7 to 15 (usually about 10). 
21 lutinosa. 
Braeteo oles about 3 lines rathér shorter than the * calyx- tabe. gee 
Flowers yellow . é ONG angulata. 
