MALVACE^. (mallow FAMILY.) 31 



1. H. Scouleri. Hook. Stems erect from a running rootstock ^ to 2 feet high, 

 terete, simple or sparingly branched ; leaves ovate to oblong, clasping, an inch or less 

 long ; petals punctate, 3 to 5 lines long; capsule 3-celled. 



2. H. concinnum, Benth. Stems from a woody base, 3 to 6 inches high; leaves 

 from oblong to linear, acute, an inch long or less, not clasping, usually folded. 



3. H. anagalloides, Cham & Schlecht. Stems numerous, weak, rooting at the 

 lower joints, 1 to 10 inches long; leaves broadly ovate or elliptical, 2 to 6 inches long, 

 obtuse, clasping; sepals exceeding the petals; capsule 1-celled. 



Order 13. MALVACEiE. 



Herbs or shrubs with alternate stipulate leaves; distinguished by the valvate calyx, 

 convolute petals, their bases or short claws united with the base of a column of many 

 united stamens, these with reniform anthers. Calyx 5-cleft or parted, persistent, with 

 sometimes a calyx-like' involucel of bracts. Petals 5, usually withering without 

 falling off. Pistil usually either a ring of ovaries around a projecting receptacle or a 

 3-10-celled ovary; styles united at least at the base. Leaves usually palmately ribbed- 

 Flowers axillary. (See Addenda.) 



1. LAVATERA, L. Tree I^Iallow. 



Involucel 3 to 6-cleft. Stamineal column divided into numerous filaments. Styles 

 filiform. Fruit depressed ; the several carpels separating from the prominent axis, 

 1 -seeded. 



1. L. assurgentiflora, Kellogg. A shrub 6 to 15 ft. high; flowers 1 to 4 in the 

 axils on drooping pedicels; petals rose-purple, 1 to 1| inches long, with a broad truncate 

 limb and narrow claws having a pair of dense hairy tufts at the base. Commonly culti- 

 vated, but a native (?) of this State. 



2. MALVA, L. Mallow. 



Involucel . 3-leaved. Petals obcordate, small. Herbaceous. Otherwise as Lavatera. 



M. borealis, Wallman. Annual; leaves round-cordate, crenate, 5-7-lobed; peduncles 

 short; petals pinkish-white, 2 or 3 lines long. 



Distinguished from the biennial M. rotundifolia by its short pedunceles, small flowers 

 and rugose carpels. 



3. SIDALCEA, Gr. 



Involucel none. Stamineal column double; the filaments of the outer series usually 

 united into 5 sets, opposite the petals. Flowers in a terminal raceme or spike. Herbs. 



* Perennial. 

 1. S. malvaeflora, Gr. Perennial, 1 to 3 ft. high; leaves on elongated petioles, 



