Vol. 1 part 2 - Species Plantarum Programme

CHRYSOBALANACEAE (Parinari)
11: Leaves oblong; acumen 1–3 mm long; petioles 3–4 mm long,
eglandular; inflorescences little-branched, 2–4 cm long
17. P. romeroi
10: Leaf base rounded to cuneate
12 Primary leaf veins 28–35 23. P. parilis
12: Primary leaf veins 12–26
13 Inflorescence a dense many-flowered corymbose panicle
14 Inflorescence and flowers with yellow-brown pubescence; leaf
apex acute or short-acuminate, with acumen 0–4 mm long;
young branches with short pubescence only
33. P. occidentalis
14: Inflorescence and flowers with silver-grey pubescence; leaf
apex with acumen 8–13 mm long; young branches with both
short pubescence and long stiff hairs
34. P. klugii
13: Inflorescence a lax panicle, not corymbose
15 Leaf ovate, with a well-developed slender acumen 9–16 mm long 36. P. sprucei
15: Leaf elliptic to oblong-lanate, with acumen 0–12 mm long
16 Primary veins 22–26 pairs; leaves 8.5–16 cm long
17 Upper surface of midrib slightly prominent; petioles terete 26. P. brasiliensis
17: Upper surface of midrib slightly impressed on lower portion;
petioles canaliculate
24. P. chocoensis
16: Primary veins 16–21 pairs; leaves 3–9.5 cm long
18 Young petioles canaliculate; leaf reticulation prominent on
upper surface
37. P. pachyphylla
18: Young petioles terete; leaf reticulation inconspicuous on
upper surface
38. P. excelsa
Key to the African species of Parinari
1 Rhizomatous suffrutex, usually less than 30 cm in height, rarely up to 2 m 10. P. capensis
1: Trees more than 4 m in height
2 Receptacle-tube c. 0.8 cm long, twice a long as sepals, longitudinally
ribbed; sepals with 1–3 marginal glands
19. P. congolana
2: Receptacle-tube up to 0.5 cm long, about as long as sepals, not ribbed;
sepals eglandular
3 Savanna tree; leaves rounded or emarginate at apex, rarely subacute;
base scarcely ever cordate
28. P. curatellifolia
3: Forest trees; leaves acuminate at apex, rarely subacute, but then base
cordate
4 Leaves not cordate at the base 38. P. excelsa
4: Leaves cordate or subcordate
5 Indumentum of lower leaf surface grey 18. P. congensis
5: Indumentum of lower leaf surface ferruginous 6. P. hypochrysea
For greater details on the African species see: F.White, The taxonomy, ecology and chorology
of African Chrysobalanaceae (excluding Acioa), Bull. Jard. Bot. Belg. 46: 265–350 (1976).
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