GERANIUM FAMILY. 97 



bearing many sessile flowers in a head; petals rose-purple, barely ^' 

 long. 



P. tomentdsum, Jacq. Peppermint P. Densely soft-hairy ; branches 

 long and thickish ; leaves rather large, round-heart-shaped and with 6-7 

 open lobes, velvety-hairy both sides ; flowers on long pedicels in panicled 

 umbels, insignificant ; petals white, the 3 lower a little longer than the calyx. 



P. odoratissimum, Ait, Nutmeg-scented P. Branches slender and 

 straggling, from a very short, scaly stem or base ; leaves rounded and 

 crenate, soft-velvety, small ; flowers on short pedicels, very small ; petals 

 white, scarcely exceeding the calyx. 



* * Hairy, roughish, or occasionally doiony ; leaves more or less pinnat- 

 ifid or pinnately compound or the main lobes or divisions pinnaCijid. 



P. querc/fo/ium, Ait. Oak-leaved P. Shrubby, hairy, and glandular ; 

 leaves deeply sinuate-pinnatifid, with wavy-toothed blunt lobes (the low- 

 est ones largest, making a triangular-heart-shaped outline), often dark- 

 colored along the middle, unpleasantly scented ; petals purple or pink, 

 the two upper (P long) much longest. 



P. graveolens. Ait. Heavt-scented P. Shrubby and hairy like the 

 last ; leaves palmately 6-7-lobed or parted, and the oblong lobes sinuate- 

 pinnatifid ; petals shorter. 



P. rddula. Ait. Rough P. Shrubby, rough and hairy above with 

 short bristles ; the balsamic or mint-scented leaves palmately parted and 

 the divisions pinnately parted or again cut into narrow linear lobes, with 

 revolute margins ; peduncles short, bearing few small flowers ; petals 

 rose-color, striped or veined with pink or purple. 



P. fulgidum. Ait. Brilliant P. Shrubby and succulent-stemmed, 

 downy ; leaves mostly 3-parted, with the lateral divisions wedge-shaped 

 and 8-lobed, the middle one oblong and cut-pinnatifid ; calyx broad in 

 the throat ; petals obovate, scarlet, often with dark lines, \' long. 



P. triste, Ait. Sad or Night-scented P. Stem succulent and very 

 short from a tuberous rootstock, or none ; leaves pinnately decompound, 

 hairy ; petals dull brownish-yellow with darker spots, sweet-scented at 

 night. 



P. exst/pu/atum, Ait. Pennyroyal P. Low, rather shrubby ; leaves 

 (with no stipules) with the sweet scent of Pennyroyal or Bergamot, ^' 

 wide, the 3 palmate lobes wedge-shaped and cut-toothed ; flowers small 

 and insignificant, white. 



7. TROPiEOLUM, NASTURTIUM or INDIAN CRESS. (Greek: 

 a trophy, the foliage of the common sort likened to a group of shields.) 

 Cult, from South America, chiefly Peru, for ornament, and the pickled 

 fruits used as a substitute for capers, having a similar flavor and pun- 

 gency ; flowers all summer, showy. 



* Leaves obscurely, if at all, lobed. 



T. majus, Linn. Common N. Climbing high, also low and scarcely 

 climbing variety; leaves roundish and about 6-angled, peltate towards the 

 middle ; spur straight, attenuate, petals much longer than calyx, all shades 

 of yellow and red, from cream-white to nearly black, pointless, entire or a 

 little jagged at the end, and the 3 lower and longer-clawed ones fringed at 

 the base ; also a full double variety. 



T. minus, Linn. Smaller N. Smaller; petals with a bristle-like 

 point. Much less common than the preceding, but mixed with it. 



T. Lobbianum, Veitch. Pilose all over except the petals and upper side 

 of the leaves ; leaves obscurely lobed, the lobes mucronulate ; spur 

 straight, thickish,, three lower petals long-clawed, deeply toothed, fringed 

 at base ; shades of red chiefly, to nearly black. Colombia. 

 gkay's f- f. & G. hot. — 7 



