PEREILEMA 497 



Penthorum Gronov. ex L. Crassulaceae. i N.E. Am., Chi., Japan. 



Pentoclma Van Tiegh. (Ochna p.p.). Ochnaceae. i Congo. 



Pentodon Hochst. (Oldenlandia p.p. EP.). Rubi. (i. 2). 5 trop. Afr., 

 S. U.S. 



Pentopetia Decne. Asclepiadaceae (i). 7 Madag., Natal. 



Pentopetiopsis Costantin et Galland. Asclepiadaceae (i). i Madag. 



Pentstemon Mitch. Scrophulariaceae (n. 4). 100 N. Am., E. As. 

 Several cult. orn. fl. Post. sta. repres. by a large std. which is bent 

 down to the lower side of the C (cf. Scrophularia). 



Pentstemonacanthus Nees. Acanthaceae (iv. A), i Minas Geraes. 



Pentzia Thunb. Compositae (7). 10 S. Afr. 



Peperomia Ruiz et Pav. Piperaceae. 500 trop. and subtrop. , esp. Am. 

 Many are epiph. with creeping stems, adv. roots and fleshy 1. (water- 

 tissue under the upper epidermis). Fls. ?, with 2 sta., arranged in 

 term, spikes, which may, as in Piper, give rise to a sympodium. (See 

 Ann. Bot. xx. p. 395, and xxi. p. 139.) 



Peplidium Delile. Scrophulariaceae (n. 6). 2 palaeotrop. 



Peplis L. Lythraceae. 3, wet places, N. temp. P. Portula L. in 

 Brit., a little annual herb, very like Montia Jontana with minute hexa- 

 merous fls. Helf-fert. by the bending inwards of the sta. over the 

 stigma. Fr. biloc. (the partition does not come up to the very apex) 

 with many seeds, but indeh. When submerged the pi. has a more 

 etiolated structure and becomes perennial. 



Peplonia Decne. Asclepiadaceae (n. i). 2 Brazil. 



Pepo (Tourn.) L. = Cucurbita Tourn. (Cucurb.). 



Pepo, the fruit of Cucurbitaceae. 



Peponia Naud. Cucurbitaceae (3). 10 Afr., Madag. 



Peponium Engl. (Peponia Naud.). Cucurbitaceae (3). 10 Afr. , Madag. 



Peponopsis Naud. Cucurbitaceae (3). i trop. Am. 



Pepper, Piper; African- (W.I.), Xylopia; betel-, Piper Belle L. ; 

 Cayenne-, Capsicum annuum L. ; -bush (Am.), Clethra; -elder 

 (W.I.), Peperomia, &c. ; -grass (Am., W.I.), Lepidiutn; Guinea - 

 (W.I.J, Xylopia, Capsicum; Japan-, Zanthoxyluin; Melegueta -, 

 Amomum; -mint, Menlha piperila L.; negro- (W.I.), Xylopia; 

 red-, Cayenne; -rod(W.L), Croton hnmilis L.; -root (Am.), Den- 

 taria; -tree, Schinits Alolle L. ; wall-, Sednm acre L. ; water-, 

 Elatine Hydropipcr L., &c.; -wort (Am.), Lepidhim. 



Pepperidge, Nyssa. 



Pera Mutis. Euphorbiaceae (A. II. 2). 20 trop. Am. 



Peracarpa Hook. f. et Thorns. Campanulaceae (i). i Himalaya. 



Perama Aubl. Rubiaceae (n. 10). 6 trop. S. Am., W.I. 



Peramium Salisb. (Goodyera p.p.). Orchiclaceae (n. 2). 2 N. Am. 



Peranema Don. Polypodiaceae. i India. 



Peraphyllum Nutt. ex Torr. et Gray (Amclanchier p.p.). Rosaceae (n). 

 i N.W. Am. 



Peraphora Miers (Lophophytium p.p. /?//.). Menisp. i Himal., 

 Khasias. 



Percurrent, extending throughout entire length. 



Perdicium L. =Gerbera Gronov. et Trixis R. Br. (Comp.). 



Perebea Aubl. Moraceae (n). 10 trop. Am. 



Pereilema J. et C. Presl. Gramineae (8). 3 trop. Am. 



W. 



3 2 



