Viola.| VIOLACEAE. 15 
Common along the pegs zane on dry lava-fields. Flowers fragrant, Nat. nam 
«Maiapilo», «Puapilo» in Ka — The species occurs also on the Low or iano 
Islands and on Matia near Tahiti, 
Orver VI. VIOLACEAE. 
Sepals 5, imbricate, persistent. Petals 5, imbricate in the bud, generally 
unequal, the lowest one larger and often spurred, or subequal. Stamens 5, 
hypogynous, alternate with the petals, on short filaments, the introrse 
anthers erect, often coherent round the ovary. Ovary free, sessile, 1-celled, 
with generally 3 parietal placentas. Style usually clavate, the simple 
i 
Embryo straight, axile; cotyledons flat. — Herbs or shrubs, with ie 
stipulate say oe and axillary flowers. 
The Order, distributed over the whole globe, is represented in ee by Agatea, 
Gray, and ned "Aleodete, Thouars, besides the jen following gen 
cha po spurred or saccate at the base; anthers oppentiontate page 
Petals, wn) not spurred; anthers not appendiculate : 4 2. Isodendrion. 
1, VIOLA, L. 
Sepals generally produced at the base below their insertion. Petals 
unequal, the lowest one spurred at the base. Anthers subsessile, closely 
So the ovary, their connective prolonged beyond the apex, and 
the 2 lowest generally A rred at the back. Capsule 3-valved. Seeds 
my globose. — Herbs or shrubs, with persistent stipules. Peduncles 
axillary, 1-, rarely 2—4- pcan — Most species produce 2 sets of flowers, 
viz., early ones with large petals, but Aes sterile, and later ones with 
small or no petals, and generally fe 
A larg — scattered over the pao regions of the whole world, with a few 
eel speci 
pecs ee. ny with herbaceous leafy scapes . 1. V. Kauaiensis. 
woody an 
Patandle 1—4- fceoate 
Flowers in an umbel; stem decumbent, simple, or dividing 
at the base 2. V. Mauiensis. 
Flowers — _ in n irregular fascicles; ‘stem erect, simple, 
or dividin: 3. V. robusta. 
Peduncle sion oahin shrubs: 
cordate; sepals gibbous at the base; petals spath- 
ints pale a or purple : 
eaves ovate, smaller; sepals dra rawn out at the base; pe- SN : : 
tals clawed, genes une or orbicular, large, pure white 5. V. helioscopia. 
1. V. Kauaiensis, Gray, Bot. U. S. E. Exp. p. 85. — Rhizome creeping, 
rather thick (2—3“), scaly near the apex with obtuse stipules, and bearing 
(besides the remnants of older ones) one or two slender scapes 4—8’ in 
length, with 1 internode and a single leaf and flower, or with 2 internodes 
4. V. Chamissoniana. 
