MALVACEAE 



1. Antheri clustered al top of filament tube; ovaries united in ■ ring, sep- 



iting in fruit 

 a. Stigmas linear 



eded 



Involucre m i. 'i m. Hi- or less united bra 



Involucre of I •> bracts, or lacking 

 x. Involucre of .^ bracts; carpels nut beaked Malva 



y. Involucre of 1-3 bracts or none; carpels beaked Callirrhoe 



(2) Cells 3-several-seeded ; involucre none •■■Aon 



ipitate; flowers yellow t'> orange-red Malvastrum 



2. Anthers along the filament tube; fruit a 3-several-celled capsule 



a. Style branches or stigmas 10 Malvai 



b. Style-branches or stigmas 3-5 



(1) Involucre of many narrow bracts; seeds not cottony Hibi 



(2) Involucre of .i large leaf like bracts; seeds cottony Gossypmm 



Althaea — Marsh Mallow. Hollyhock 



(Gr. althaia, marsh mallow, from its healing properties) 



1. Flowers 2 4 cm. wide, rose, in axillary clusters 



2. Flowers h 15 cm. wide, varicolored, often doubled in long spikes 



A. officinalis : marsh- 

 mallow 

 A. rosea: hollyhock 



Malva — Mallow, Cheesi 



(Qr. malache, Lat. malva, mallow, from its mucilage) 



1. Flowers about 1 cm. wide, white or pale blue, carpels about 15 



2. 1 1>\\ rr> 2 S em. wide 



a. Leaves with shallow lobes; (lowers red purple ; carpels 10 



b. Leaves deeply lobed ; flowers pink to white; carpels 15-20 



(1) Leaves twice lobed, divisions linear; carpels hairy 



(2) Leaves once-lobed ; carpels smooth 



Callirrhoe — Callirrhoe 



kallirrhoe, beautiful-flowing, a famous spring at Athens) 

 1. Leaves triangular ovate, somewhat lobed; flowers deep purple ('. Irianguldta 



ives round, deeply palmately lobed; flowers red purple C . invoiucrdta 



M. rotundifdlia: cheeses 



M. silvSstris: high m. 



M. moschdta: mink m. 

 M. alcea: mall 



Abutilon — Velvet Leaf 



(Arabic name) 

 Leaves large, velvety, round-ovate ; flowers yellow 



./. Avii i'nnae 



Malvastrum — Red Mallow 



i Lat. malva, mallow, -astrum. like, from its resemblance) 

 Leaves palmate, 3-5-parted, silvery-scurfy; flowers 12 cm. wide .1/. coccimum 



Mai vaviscus — Mai vaviscus 



(Lat. malva, mallow, viscus, glue, from the sticky fruits) 



Leaves heart-shaped ; flowers scarlet 



Hibiscus — 1 [ibiscus, Rose-Mallow 



(Gr. hibiskos, name of some mallow) 



1. Shrub; flowers red or varicolored, about 1 dm. wide 



2. Herbs 



a. Low coarsely hairy weed ; flower 2-5 cm. wide 



b. Tall smooth or downy herbs 



(1) Capsule ovoid, 2-4 cm. long; flowers pink to white 



(a) Leaves smooth on both sides 



(b) Leaves hairy below, sometimes above also 



(2) Capsule long and pod-like, 1-3 dm. long; flower yellowish 



J/, arbdreus 



II. rosa-sinensis: rose of 

 China 



II. tridnam: flozver-of- 

 an-hour 



II. militdris: halberd h 

 II. moscheutus: nvamp h 

 ulentus: okra 



