PHRAGMITES 
5°9 
multiflorus Willd. (Mexico) is the scarlet-runner, P. vulgaris L. the 
French or kidney bean. P. Mungo L. (P. Max L.) the ‘green gram' 
of India, used like kidney beans. 
Phegopteris Fee = Polypodium Linn. P. Dryopteris Fee = Polyp. 
Dryopteris ; P. polypodioides Fee = Polyp. Phegopteris. 
Phelypaea Tourn. ex Linn. Orobanchaceae. 2 sp. Cent. As. 
Philadelphus (Riv.) Linn. Saxifragaceae (ill). 13 sp. N. temp. &c. 
Shrubs with opp. leaves; the buds arise closely protected by the leaf- 
bases through which in many sp. they have to break. The firs, are 
conspicuous and strongly scented. Sta. 20 — 40; ovary inferior, usu- 
ally 4-loc. Fir. protogynous. Several sp. are grown in shrubberies 
under the name Syringa. 
Philesia Comm, ex Juss. Liliaceae (x). 1 sp. S. Chili. 
Phillyrea Linn. Oleaceae (1. 3). 6 sp. Medit. 
Philodendron Schott. Araceae (v). 120 sp. trop. Am. Most are 
shrubs, usually climbing and often epiphytic, with both clasping roots 
and aerial roots reaching the soil (see order). The pinnation of the 
leaf is due to a delayed development of the portions between the ribs, 
and not to a process such as occurs in Monstera (q.v.). Monoecious. 
Philydraceae. Monocotyledons (Farinosae). 3 gen. with 4 sp. Indo- 
mal., Austr. See A T at. PJl. Placed in Coronarieae by Benth. -Hooker, 
in Liliiflorae by Warming. 
Phleum Linn. Gramineae (vm). 10 sp. temp, except Austr. P. pra- 
tense L. the timothy-grass (Brit.) is a valuable fodder. 
Phlomis Linn. Labiatae (vi. 4). 65 sp. Medit. to China. The upper 
lip of the flr. is raised by an entering insect. 
Phlox Linn. Polemoniaceae. 30 sp. N. Am., Siberia. Favourites in 
horticulture. 
Phoenix Linn. Palmae (1. 1). 12 sp. trop. Afr., As. The chief is 
P. dactylifera L., the date palm of Afr. and S.W. As. It has a 
columnar stem covered with old leaf-bases; the leaves are pinnate. 
Firs, dioecious ; the Arabs fertilise the ? spadix by hanging a $ over it. 
Fruit a berry; seeds with hard (cellulose) endosperm. The date- 
palm yields fruit, wine, sugar, hats, mats, thatch, and many other 
products. 
Pholidia R.Br. Myoporaceae. 57 sp. Austr. 
Pholidota Lindl. Orchidaceae (7). 20 sp. Indo-mal., S. China. 
Phormium Forst. Liliaceae (ill). 2 sp. N.Z. Leaves isobilateral. 
The leaf of P. tenax Forst. furnishes the valuable fibre called New 
Zealand flax. 
Photinia Lindl. Rosaceae (11. 4). 17 sp. S.E. As., N. Am. [P. 
japonic a Thunb. = Eriobotrya japonicaP[ 
Phragmites Trin. Gramineae (x). 3 sp., 1 Argentine, 1 trop. As. 
and 1 cosmop. (incl. Brit.), P. communis L. the common reed. It 
has a creeping rhizome and tall upright stem with a dense panicle of 
spikelets. The lowest flr. of the spikelet is $ , the rest are £ • A few 
