Part 6. JUNCACEAE 1: Rostkovia to Luzula - Species Plantarum ...

94
SPECIES PLANTARUM — FLORA OF THE WORLD (2002)
32 Inflorescence usually of 1–2 (–4) elongated heads
c. 5–20 × 5–10 mm, each composed of 3–7 (–10) spikelike,
subcylindrical, shortly pedunculate to subsessile
clusters [Papua-New Guinea] 72. L. papuana
32: Inflorescence ±umbelloid, of one to several subsessile
and several pedunculate clusters [New Zealand] 81. L. picta
30: Rhizome short, indistinct or ascending, unbranched, plants
therefore densely caespitose; stolons absent
33 All but 1–2 (–3) clusters pedunculate
34 Style 0.5–0.9 mm long; stigmas 1.5–2.5 mm long
[Hawaiian Is.] 102. L. hawaiiensis
34: Style usually 0.9–1.5 mm long; stigmas 2.0–3.5 mm
long [New Zealand] 82. L. banksiana
33: All or most clusters congested, forming a single head;
occasionally, some clusters may be pedunculate
35 Seed appendage 0.2–0.3 mm long 87. L. ovata
35: Seed appendage 0.1 (–0.2) mm long
36 Tepals dark brown to blackish; margins dark
castaneous, narrow; seeds 0.5–0.6 mm wide 75. L. crinita
36: Tepals pale brown to deep castaneous-brown;
margins distinct, broad, pale brownish to scarious;
seeds 0.6–0.8 mm wide
37 Tepals usually 1.7–2.5 mm long 77. L. rufa
37: Tepals usually 2.6–4.0 mm long
38 Basal leaves usually 3–8 mm wide 82. L. banksiana
38: Basal leaves usually 1.5–4 mm wide
39 Basal leaves stiff, canaliculate, with margins subglabrous
to sparsely ciliate; seeds 0.6–0.7 mm
wide [New South Wales] 86. L. australasica
39: Basal leaves ±flaccid, not distinctly stiff,
with margins densely to sparsely ciliate; seeds
c. 0.8 mm wide [Chile] 104. L. tristachya
28: Leaf margin ±densely papillose-serrulate
40 Capsule distinctly exceeding perianth; tepals to 1.8 mm long 69. L. oligantha
40: Capsule as long as perianth or shorter; tepals longer than 1.8 mm
41 Inflorescence of 1–5 (–6)–flowered clusters; clusters
numerous, more than 15 [Hawaiian Is.] 102. L. hawaiiensis
41: Inflorescence of (5–) 6–many-flowered clusters; clusters
few, rarely to 15
42 Anther/filament length ratio 3–5 73. L. philippinensis
42: Anther/filament length ratio 0.5–3
43 Tepals usually 4.5–6.0 mm long [Lord Howe Is.] 94. L. longiflora
43: Tepals usually up to 4.2 mm long
44 Seeds usually 0.9–1.0 mm wide; seed appendage
0.4–0.6 mm long; seeds 1.2–1.5 mm long; tepals
straw-brown to mid-brown 58. L. congesta
44: Seeds up to 0.8 mm wide; seed appendage to 0.4 mm
long; seeds 0.8–1.2 mm long, if seeds up to 1.3 mm
then tepals dark castaneous-brown to blackish-brown