130 STERCULIACEZ. 
1. Hermannia texana, A. Gray, Gen. Il. ii. p. 88, t. 135. 
Texas.—Nortu Mexico (Greqq). 
. 9. PHYSODIUM. 
Physodium, Presl, Relig. Henk. ii. p. 150; Benth. et Hook. Gen. Plant. i. p. 228. 
The genus consists of the two following shrubby species. 
1. Physodium corymbosum, Presl, Relig. Hank. ii. p. 150, t. 72. 
Soura Mexico, St. Blas to Guadalaxara (Coulter, 788), west coast (Henke). 
Hb. Kew. 
2. Physodium dubium, Hemsley, Diag. Pl. Nov. i. p. 4. 
Fulvo tomentosum, foliis longe petiolatis ovato-rotundatis acuminatis denticulatis, floribus cymosis, 
calyce campanulato 5-dentato, petalis obovatis, filamentis fere ad apicem connatis, antheris 5 
cum staminodiis dentiformibus alternantibus, ovario villoso. 
Frutex, (?) ramis teretibus, novellis dense fulvo tomentosis. Folia longe petiolata, distantia, molliter 
tomentosa, ovato-rotundata, bipollicaria, acuminata, denticulata, 3-5-nervia, petiolo 6-12 lin. 
longo, stipulis subulatis mox deciduis. Flores in cymas densas terminales dispositi; calycis 
tubus angulatus, ad 3 lin. longus, lobis brevibus triangulari-subulatis ; petala obovata, deorsum 
valde attenuata, calyce fere duplo longiora; stamina 5, inclusa, filamentis fere ad apicem 
monadelphis, antheris staminodiis dentiformibus alternantibus ; ovarium stipitatum, villosum, 
5-loculare, stylis liberis, stigmatibus clavatis. Fructus ignotus. 
SoutH Mexico, between Acatlan and Chila, Puebla (Andrieur, 507). Hb. Kew. 
Physodium does not appear to differ generically from Melochia; but I have followed 
Bentham and Hooker in referring this plant to Presl’s genus. 
10. MELOCHIA. 
Melochia, Linn. Gen. Plant. n. 829; Benth. et Hook. Gen. Plant. 1. p. 223. 
Herbs or shrubs, or rarely arboreous. About fifty species are known; “and they are 
spread over nearly all tropical and subtropical regions. Some of the following names 
probably belong to the same species. 
1. Melochia corymbosa, DC. Prodr. i. p. 491 (sub Riedleia). 
Sourn Mexico (Sessé). 
2. Melochia hirsuta, Cav. Diss. vi. p. 323, t. 175. fig. 1. 
Riedleia serrata, Vent. Choix, t. 37. 
Riedleia heterotricha, Turcz. 
Soutn Mexico, Jalapa ( Galeotti, 4081; Coulter, 793); Nicaracua (Tate); Panama 
(Seemann, Halsted, S. Hayes)—-Widely dispersed in Tropical SourH AMERica and 
the Wust Inpies. Hb. Kew. 
cm 
