1. Ovary superior; petals distinct ........................................................................ Bejaria sprucei
1. Ovary inferior; petals connate.
2. Fruit a thin-walled, fragile berry;
pedicels continuous with calyx.
3. Corolla
tiny, less than 4 mm long; leaves suborbicular-elliptic, (15-) 20-40
mm
long; pedicel 5-9 mm long ................................................ Sphyrospermum ellipticum
3. Corolla
larger, 4-8 mm long (if 4 mm long, then pedicel >15 mm long).
4. Stamens 4; leaves suborbicular to oblong-ovate, (7-) 9-15
(-18) mm long .............
................................................................................... Sphyrospermum buxifolium
4. Stamens 4-5 or 8-10; leaves ovate to lance-ovate, (15-)
20-25 (-30) mm long ......
................................................................................. Sphyrospermum cordifolium
2. Fruit a thick-walled, coriaceous
berry; pedicels articulate with calyx.
5.
Tubules of the anthers dehiscing extrorsely ............................ Notopora schomburgkii
5.
Tubules of the anthers dehiscing introrsely (or slightly latrorsely).
6. Tubules abruptly narrowed and 5-6 times longer than thecae;
flowers 5-6-merous ...
.................................................................................... Ceratostema glandulifera
6. Tubules equal to or only slightly narrower than thecae and less
than 2 times the
thecae; flowers 5-merous.
7. Stamens dimorphic, with either filaments or anthers, or filaments
and anthers
of alternate lengths.
8. Filaments equal and connate entire length.
9. Inflorescence fasciculate, 1-6--flowered; rachis to 0.5
cm long; plants
coarse, leaves to 30 x 12 cm .................................. Satyria
carnosiflora
9. Inflorescence racemose, elongate, 4-20--flowered, rachis 0.6--4
cm
long; plants more delicate, leaves to 17 x 7 cm .......... Satyria
panurensis
8. Filaments alternately unequal and distinct.
10. Anthers alternately unequal; stamens usually as long as
corolla,
without disintegration tissue on abaxial side; anthers dehiscent
by
elongate clefts; flowers subtended by large, showy bracts ...........
............................................................................ Cavendishia callista
10. Anthers equal; stamens 1/3-2/3 length of corolla, with
white
disintegration tissue on abaxial side; anthers dehiscent by somewhat
elongate to oblique pores; flowers without large, showy bracts.
11. Calyx hirsute or hispid .......................................... Orthaea
hispida
11. Calyx glabrous.
12. Calyx hypanthium basally apophysate .... Orthaea apophysata
12. Calyx hypanthium not basally apophysate.
13. Corolla 28-33 mm long with lobes 6-8 mm long ....
...................................................... Orthaea
venamensis
13. Corolla less than 25 mm long and lobes ca. 2.5 mm long ...
..................................................... Orthaea
merumensis
7. Stamens isomorphic, with filaments and anthers of equal lengths.
14. Corolla fleshy and coriaceous, cylindric, usually greater than
12 mm long;
calyx lobes usually inconspicuous, often merely apiculate; leaves
pinnately
veined or plinerved.
15. Anther thecae strongly granular; tubules rigid; connectives
alternately
spurred, these rarely obscure.
16. Leaves thin-membranaceous, the inner pair of lateral nerves arising
up to 0.5 cm above the lamina base; petioles, pedicels, and rachis
thin at anthesis ............................................ Psammisia
urichiana
16. Leaves thick-coriaceous, the inner pair of lateral nerves arising
1.5-5 cm above the lamina base; petioles, pedicels, and
rachis thick and of a coarse appearance at anthesis .................
.............................................................. Psammisia
guianensis
15. Anther thecae smooth; tubules flexible; connectives without
spurs.
17. Flowers 6-10 in short racemes; pedicels 12-25 mm long;
corolla 7-11 mm long; leaves usually ovate, 7-14 cm long ........
.................................................................. Thibaudia
formosa
17. Flowers 2-6, subfasciculate; pedicels 5-15 mm long;
corolla
8-14 mm long; leaves usually suborbicular, 3-10 cm long
.................................................................... Thibaudia
nutans
14. Corolla thin and membranaceous, urceolate or campanulate, less
than
13 mm long; calyx lobes (although often small) conspicuous and well
defined; leaves pinnately veined.
18. Calyx enclosed by two large, imbricate bracteoles which surmount
the pedicel; flowers subsessile and usually solitary .........................
.................................................................. Disterigma humboldtii
18. Calyx never enclosed by the bracteoles which are usually minute
and at the pedicel base; flowers pedicellate and racemose or
several in a fascicle.
19. Inflorescence fasciculate or subfasciculate; corolla
campanulate, bright red ....................... Vaccinium euryanthum
19. Inflorescence racemose; corolla cylindric to cylindric-
urceolate, white .................................... Vaccinium
puberulum
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Befaria sprucei Meissner
Cavendishia callista J.D.Sm.
Ceratostema glandulifera Maguire, Steyerm. & Luteyn
Disterigma humboldtii (Klotzsch) Niedenzu
Notopora schomburgkii Hook.f.
Orthaea apophysata (Griseb.) A.C.Sm.
Orthaea hispida A.C.Sm.
Orthaea merumensis Maguire, Steyerm. & Luteyn
Orthaea venamensis Maguire, Steyerm. & Luteyn
Psammisia guianensis Klotzsch
Psammisia urichiana (Britton) A.C.Sm.
Satyria carnosiflora Lanj.
Satyria panurensis (Benth. ex Meissner) Benth. & Hook.f. ex Niedenzu
Sphyrospermum buxifolium Poeppig & Endl.
Sphyrospermum cordifolium Benth.
Sphyrospermum ellipticum Sleumer
Thibaudia formosa (Klotzsch) Hoer.
Thibaudia nutans Klotzsch ex Mansf.
Vaccinium euryanthum A.C.Sm.
Vaccinium puberulum Klotzsch ex Meissner
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