BEGONIACEAE 917 
Sepals and petals obtuse, rounded or emarginate: spines of the areolae rd more 
than 25 (25-31). 1. C. Deeringii. 
Sepals and petals acute, abruptly pointed or acuminate: spines of 
the areolae mostly fewer than 15 (9-15). 2. C. keyensis. 
l. C. Deeringii Small Shrub or small tree becoming 10 m. tall, the stem er ect, 
simple or with few erect elongate LIN branches forming a very narrow 
head, i a deep-green, usual 
: a ou 
ribbed: eolae copiously hairy, the Ta O 
rather ma spines 25-31, the longe 
ones r ers abou 
ong, n vly eampanulate: sepals obo- 
vate, ob ee or Pere petals 9-11 mm. 
long, clawless, ov al, obtuse, scarcely nar- 
rowed at the bas : anthers less than 2 mm. 
ong: Pia m depressed, 3—5 em. in di- 
ameter, dark-red.—Rocky hammocks, upper 
Florida Keys, from ne 8 front of Big Pine 
Key to Upper Matecumbe Key. 
. C. keyensis Britton & Rose.  Shrub or 
small tree, becoming 5 or 6 m. tall, the stem 
sage pee ly s branched, often form- 
ing mpaet na ead, th e branches 
Bis or som pu. Tao 9- or 10-ribbed: areolae ao short- 
hairy, the hairs mostly deciduous; spines 9-15, the n ones mostly less 
than 1 em. long: flowers about 5 em. long, campanulate: sepals ovate, acute: 
petals 14-16 mm. long, the outer ones clawed, with ovate or elliptic blades, the 
inner Betis , oblanceolate to almost broadly linear, all acute, erose: anthers 
“Ion ng: berry depressed, about 3.5 em. in diameter, ~ —Rocky 
Mone lower Florida Keys, from Key West to Big Pine Ke 
ORDER BEGONIAGES — BEGONIAL ORDER 
Succulent herbs, shrubby plants or vines. Leaves alternate: blades 
commonly inequilateral, toothed or lobed. Flowers monoecious, usually 
somewhat irregular, cymose: staminate flowers with 2 or more sepals, 
9 minute petals and many stamens, whose anthers open by pores or valves. 
Pistillate flowers with a calyx, a corolla and a gynoecium of 2-5 united 
carpels. Ovary inferior, 2-several- celled, the placentae entire or lobed. 
Stigmas curved, twisted or coiled. Ovules numerous. Fruit capsular, 
winged. 
Faminy 1. BEGONIACEAE — Beconta FAMILY 
e 
pes Capsule e many-se m dr ou genera and oe 400 species, 
widely distributed in tropical regions. 
i. BEGONIA. L. Succulent plants sometimes woody below. Leaf-blades 
oblique. Staminate flowers with 2 unequal pairs of petals. Pistillate flowers 
