BRYACEAE. 205 
7. Alpiniformia. 
Dioicous ; male flower gemmiform. Moderate-sized plants in dense tufts, often 
red 
dish, glossy ; gis not comose, overs ather rigid, when dry appressed, 
scarcely shrunken twisted, conc “Sota moderately hil capsule 
often egret ae 
curvicollum; B. laevigatulum; B. crassum ; 
‘y Sahuuiiie um. 
8. Trichophora. 
Dioicous or synoicous; male flower gna gg Rather low plants of soft 
xture ; leaves more or less como! eak, more or less appressed or spirally 
twisted when dry, broad abov roy ety or slightly acuminate ; nerve usually 
excurrent in a flexuose batts -point. Capsule of moderate size, narrow 
brown, or dee 
B. Santee B. torquescens. 
9. Rosulata 
Robust plants with usually large leaves often comose, broad above, often 
strongly bordered ; nerve usually stout, ceasing at or below apex or shortly 
excurrent. Capsule narrow, maslly large and long-necked. Mostly dioicous. 
B. Billardieri ; B. campylothecium ; B. trune meorum ; B. laevigatum ; 
B. incur rvifolium ; ay Huttonii ; B. exim 
Key TO THE SPECIES. 
Capsule pide neck) curved and won harap cilia imperfect 2 = 
Capsule rarely curved or asymmetric ; cilia \- wigs ask B. 
laevigatulum and B. curv mare pa 3 
( — with marked] rved neck ea: ; en ‘enpothecd 
LAR nore “leaves wide, shortly pointed, with 
2. cells ; bordered . B. mucronatum 
[ons slighty curved ; ‘cath es rather small, not bordered ; 
and more or less opaque B. curvicollum. 
3. es with aver age! ve a Ke .. B. argenteum. 
poate not silve es Le oe 4 
oe when ae spiny ined round s .. B. torquescens. 
not spirally twisted (rarely in B. prone 5 
5 sae ane deep purple-red i, es 6 
* Capsule brown (except B. appressifolium) a 10 
(Tall robust plants; leaves all reddish, not i nots « 
6 dry, concave, very 0 obtuse, nerve ceasing below Peircis = 
c cells lax . B. blandum 
| Plants smaller and more slender, with different foliage 
paar eT with a distinct neck retired a into 
8 
capa tor and thick, neck very short or none. on 2 
8. r scarcely As .. B. chrysoneuron. 
poet eects hoecneed oe ay .. B. luteo-limbatum. 
Capsule with a corrugated base, ni £ apie at t all B. pachytheca. 
Ca gral not distinctly corrugated when mature, short, 
rapidly into the se’ B. dichotomum. 
a nerve excurrent in a icagiah ‘awe nak point B. obconicum. 
10. plies mostly firmer ; spac eras or O, or if longer not 
markedly flexuose ; 8 mE ll 
Inflorescence autoicous ae + 2 .. B. austro-pallescens, 
11.< Inflorescence synoicous as +h me we 12 
Inflorescence dioicous . . ae : 13 
12, J Nerve only shortly excurrent ; en acute to ER B. bimum. 
“| Nerve rt longly euspidate 3 leaves manent . SB. affine. 
f Leaves small, i dog long, mostly finely acumina 14 
* Leaves large, 2-4 mm. or more, ectiy tect wadely pidned 19 
