LABIAT.E. (hint FAMILY.) 353 



1. L. nepetoides, Bcnth. .S'j/ioo^A, or nearly so ; leaves ovate, somewhat 

 pointed, coarsely crenatc-toothed (2' -4' long) ; culjix-teethcuate, rather obtuse, /title, 

 shorter than the pale (jreenish-yelloiv corolla. — Borders of woods, W. Vermont to 

 Wisconsin, and southward. — Stem stout, 4° - 6° high, sharply 4-angled. Spikes 

 2' -6' long, crowded with the ovate jiointed bracts. 



2. L. serophularisefblius, Benth. Stem (obtusely 4-anglcd) and lower 

 surface of the ovate or somewhat heart-shaped acute leaves more or less pubes- 

 cent; cati/.v-tetth lanceolate, acute, .shorter than the fiurijlish corolla (spikes 4' - 15 'long) : 

 otherwise like the last. — Same geographical range. 



3. L. anisatus, Benth. (Anise Hissop.) Smooth, but the ovate acute 

 leaves glaucotis-ichlte underneath \\''\i\\ minute down ; calyx-teeth lanceolate, acute. 

 — Plains, Wisconsin and northwestward. — Foliage with the scent of anise. 



20. NEPETA, L. Cat-Mixt. 



Calyx tubular, often incurved, obliquely .5-toothcd. Corolla dihited in the 

 throat, 2-lipped ; the upper lip erect, rather concave, notched or 2-cktt ; the 

 lower spreading, 3-cleft, the middle lobe largest, either 2-lobed or entire. Sta- 

 mens 4, ascending under the upper lip, the lower pair shorter. Anthers ap- 

 proximate in pairs ; the cells divergent. — Perennial herbs. (The Latin name, 

 thought to be derived from Nepete, an Etrurian city.) 



§ 1. Cymose chisli-rs rather dense and many-floicerfd, forming interrupted sjiikes or 

 racemes: upper floral leaves small and bract -like. 



1. N. Cat.yria, L. (Catnip.) Downy, erect, branched; leaves heart- 

 shaped, oblong, deeply crenate, whitish-downy underneath; corolla whitish, 

 dotted with purple. — Near dwellings: a very common weed. July -Se] it. 

 (Adv. from Eu.) 



§ 2. GLECHOMA, L. Leaves all alike: the axillary clusters loosely fw-flou-ered. 



2. N. Glechoma, Benth. (Ground Ivy. Gill) Creejiiiig and trail- 

 ing ; leaves pctioled, round kidney-shaped, crenate, green both sides ; corolla 

 thrice the length of the calyx, light blue. (Glechoma hederacea, L.) — Damp 

 waste grounds near dwellings. May - Aug. — Anther-cells diverging at a right 

 angle, each pair approximate' and forming a cross. (Adv. from Eu.) 



21. DRACOCEPHALUM, L. Dragon-IIead. 



Calyx tubular, 13- 15-nerved, straight, 5-toothed ; the upper tooth usually 

 much largest. Corolla 2-lipped ; the upper lip slightly arched and notched ; the 

 lower spreading, 3-cleft, with its middle lobe largest and2-cleft or notched at the 

 end. Stamens 4, ascending under the upper lip ; the lower pair shorter. An- 

 thers approximate by pairs, the cells divergent. — Whorls many-flowered, mostly 

 spiked or capitate, and with awn-tootiicd or fringed leafy bracts. (Name from 

 8paK(ov, a dragon, and Kfcpa^r], luad, alluding to the form of the corolla in the 

 original species.) 



1. D. parvifldrum, Nutt. Annual or biennial; stem erect, leafy (8'- 

 20' high) ; leaves ovate-lanceolate, sharply cut-toothed, petioled ; whorls crowded 

 in a terminal head or spike ; upper tooth of the calyx ovate, nearly equalling 

 L & M— 35 



