55 
7. Flowers in corymbs 7. xen rag 
owers in panicles 
8. Panicles large, terminal 8. Crisis 
Panicles small, axillary 5. Glycosmis. 
Spiny shrubs 9, Atalantia. 
Unarmed shrubs 10. 
10. Flowers in long-stalked. corymbs 4. Acronychia. 
Flowers in short-stalked panicles 5. Glycosmis. 
1.—EVODIA. 
Key to species. 
1. Leaves trifoliate s sero 1. triphylla. 
Leaves pinnate... wae - — " 
2. Peduncles glabrous Te iie .. 2. meliaefolia. 
Peduncles velvety —— ... 3. rutaecarpa. 
be. 
po 
Or 
at 
PR 
4. 
E. triphylla, DC.; E. Lamarckiana, TUNE Fl. Hongk. 59. 
Happy Valley, Taitam Tuk and Mt. Gough, RT ges : 
Tin-tso-ngam, Hongkong New uoc uh hi ar 
Hoifung. Fl. cream-coloured, Septem 
E. rutaecarpa, Benth. l. c.; Hook. FI. Brit. Ind. i. 490. 
Lienchow River. F “a ——. yim 
2.—ZANTHOXYLUM. 
Key to species. 
. Stem erect ue eun ai wee 2. 
Stem climbing . fi T E. 4. 
Petiole eyelindrie ii bo ast i 
Petiole winged .. ex .. Ll. elatum. 
Leaflets 1-2 inches long Aš .. 2. Avicennae. 
Leaflets 4-5 inches Ime: Se 2e. 3. myriacanthum. 
. Leaflets ex be : Pe ia ‘ 
Leaflets 15-25 . 4. cuspidatum. 
i reo copiouiy armed with hooked 
5. nitidum 
Leaflets Kidd onami e 6. ovalifolium. 
. Z. alatum, Rozb.; Hook. f. Fl. Brit. em i.493.  Lienchow 
River. Fl. yellow, May 
Z Avicennae, DC.; Benth. "i. Hongk. 58. Happy Valley 
woods and Mt. Gough, Hongkong ; ; Lantao, Hongkong 
New Territory ; Swatow Lanfa Mt., Hoifung ; Macao; 
Pakhoi. Fl. white, Se toi fon 
yriacanthum, Wall.; Hook. £ Fl Brit. Ind. i. 496. 
Shalotung and near Taipo, Hongkong New Territory 
Fl. — 
Z. cuspidatum, Champ.; Benth. Fl. Hongk. 58. Mt. Gough 
a Mt. Jie a t kong; Phoenix Mt. and near 
Chaochaufu, Swa . reddish, February. 
